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-rw-r--r--Documentation/process/maintainer-netdev.rst2
-rw-r--r--MAINTAINERS1
-rw-r--r--arch/riscv/net/bpf_jit.h6
-rw-r--r--arch/riscv/net/bpf_jit_core.c19
-rw-r--r--drivers/net/dsa/ocelot/felix.c10
-rw-r--r--drivers/net/dsa/ocelot/felix.h1
-rw-r--r--drivers/net/dsa/ocelot/felix_vsc9959.c59
-rw-r--r--drivers/net/dsa/qca/qca8k-8xxx.c3
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_com.c3
-rw-r--r--drivers/net/ethernet/broadcom/bgmac.c4
-rw-r--r--drivers/net/ethernet/freescale/fec.h17
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c166
-rw-r--r--drivers/net/ethernet/google/gve/gve.h1
-rw-r--r--drivers/net/ethernet/google/gve/gve_ethtool.c5
-rw-r--r--drivers/net/ethernet/google/gve/gve_main.c11
-rw-r--r--drivers/net/ethernet/intel/ice/ice_main.c23
-rw-r--r--drivers/net/ethernet/intel/ice/ice_tc_lib.c22
-rw-r--r--drivers/net/ethernet/intel/ice/ice_tc_lib.h1
-rw-r--r--drivers/net/ethernet/intel/igc/igc.h9
-rw-r--r--drivers/net/ethernet/intel/igc/igc_ethtool.c2
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c98
-rw-r--r--drivers/net/ethernet/intel/igc/igc_ptp.c25
-rw-r--r--drivers/net/ethernet/intel/igc/igc_tsn.c68
-rw-r--r--drivers/net/ethernet/marvell/mvneta.c4
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/af/ptp.c19
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/af/rvu.c2
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c11
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c23
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c8
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c15
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c14
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/fs_tcp.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rx.c44
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/thermal.c19
-rw-r--r--drivers/net/ethernet/microchip/Kconfig2
-rw-r--r--drivers/net/ethernet/mscc/ocelot.c1
-rw-r--r--drivers/net/ethernet/mscc/ocelot_mm.c14
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c6
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_lif.c5
-rw-r--r--drivers/net/ethernet/wangxun/txgbe/txgbe_hw.c3
-rw-r--r--drivers/net/netdevsim/dev.c9
-rw-r--r--drivers/net/wireless/cisco/airo.c5
-rw-r--r--drivers/net/wireless/intel/iwlwifi/cfg/22000.c5
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-config.h2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-fh.h4
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-trans.c6
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mvm.h2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/trans.c4
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/tx.c2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/queue/tx.c10
-rw-r--r--drivers/net/wireless/intel/iwlwifi/queue/tx.h8
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/dma.c4
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/mcu.c8
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/pci.c8
-rw-r--r--drivers/net/wireless/realtek/rtw89/debug.c5
-rw-r--r--drivers/s390/net/ism_drv.c139
-rw-r--r--include/linux/ism.h7
-rw-r--r--include/net/netfilter/nf_conntrack_tuple.h3
-rw-r--r--include/net/netfilter/nf_tables.h31
-rw-r--r--include/net/pkt_sched.h2
-rw-r--r--include/soc/mscc/ocelot.h9
-rw-r--r--kernel/bpf/cpumap.c40
-rw-r--r--kernel/bpf/verifier.c5
-rw-r--r--net/core/net-traces.c2
-rw-r--r--net/core/skbuff.c5
-rw-r--r--net/core/xdp.c2
-rw-r--r--net/ipv6/addrconf.c3
-rw-r--r--net/ipv6/icmp.c5
-rw-r--r--net/ipv6/udp.c4
-rw-r--r--net/netfilter/nf_conntrack_core.c20
-rw-r--r--net/netfilter/nf_conntrack_helper.c4
-rw-r--r--net/netfilter/nf_conntrack_proto_gre.c10
-rw-r--r--net/netfilter/nf_tables_api.c174
-rw-r--r--net/netfilter/nft_byteorder.c14
-rw-r--r--net/netfilter/nft_flow_offload.c6
-rw-r--r--net/netfilter/nft_immediate.c8
-rw-r--r--net/netfilter/nft_objref.c8
-rw-r--r--net/sched/act_api.c2
-rw-r--r--net/sched/cls_flower.c10
-rw-r--r--net/sched/cls_fw.c10
-rw-r--r--net/sched/sch_qfq.c18
-rw-r--r--net/wireless/util.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/async_stack_depth.c9
-rw-r--r--tools/testing/selftests/bpf/progs/async_stack_depth.c40
-rw-r--r--tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json86
91 files changed, 1011 insertions, 521 deletions
diff --git a/Documentation/process/maintainer-netdev.rst b/Documentation/process/maintainer-netdev.rst
index 2397b31c0198..2ab843cde830 100644
--- a/Documentation/process/maintainer-netdev.rst
+++ b/Documentation/process/maintainer-netdev.rst
@@ -98,7 +98,7 @@ If you aren't subscribed to netdev and/or are simply unsure if
repository link above for any new networking-related commits. You may
also check the following website for the current status:
- http://vger.kernel.org/~davem/net-next.html
+ https://patchwork.hopto.org/net-next.html
The ``net`` tree continues to collect fixes for the vX.Y content, and is
fed back to Linus at regular (~weekly) intervals. Meaning that the
diff --git a/MAINTAINERS b/MAINTAINERS
index 3be1bdfe8ecc..dfbb271f1667 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17543,6 +17543,7 @@ QUALCOMM ETHQOS ETHERNET DRIVER
M: Vinod Koul <vkoul@kernel.org>
R: Bhupesh Sharma <bhupesh.sharma@linaro.org>
L: netdev@vger.kernel.org
+L: linux-arm-msm@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/net/qcom,ethqos.yaml
F: drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
diff --git a/arch/riscv/net/bpf_jit.h b/arch/riscv/net/bpf_jit.h
index bf9802a63061..2717f5490428 100644
--- a/arch/riscv/net/bpf_jit.h
+++ b/arch/riscv/net/bpf_jit.h
@@ -69,7 +69,7 @@ struct rv_jit_context {
struct bpf_prog *prog;
u16 *insns; /* RV insns */
int ninsns;
- int body_len;
+ int prologue_len;
int epilogue_offset;
int *offset; /* BPF to RV */
int nexentries;
@@ -216,8 +216,8 @@ static inline int rv_offset(int insn, int off, struct rv_jit_context *ctx)
int from, to;
off++; /* BPF branch is from PC+1, RV is from PC */
- from = (insn > 0) ? ctx->offset[insn - 1] : 0;
- to = (insn + off > 0) ? ctx->offset[insn + off - 1] : 0;
+ from = (insn > 0) ? ctx->offset[insn - 1] : ctx->prologue_len;
+ to = (insn + off > 0) ? ctx->offset[insn + off - 1] : ctx->prologue_len;
return ninsns_rvoff(to - from);
}
diff --git a/arch/riscv/net/bpf_jit_core.c b/arch/riscv/net/bpf_jit_core.c
index 737baf8715da..7a26a3e1c73c 100644
--- a/arch/riscv/net/bpf_jit_core.c
+++ b/arch/riscv/net/bpf_jit_core.c
@@ -44,7 +44,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog)
unsigned int prog_size = 0, extable_size = 0;
bool tmp_blinded = false, extra_pass = false;
struct bpf_prog *tmp, *orig_prog = prog;
- int pass = 0, prev_ninsns = 0, prologue_len, i;
+ int pass = 0, prev_ninsns = 0, i;
struct rv_jit_data *jit_data;
struct rv_jit_context *ctx;
@@ -83,6 +83,12 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog)
prog = orig_prog;
goto out_offset;
}
+
+ if (build_body(ctx, extra_pass, NULL)) {
+ prog = orig_prog;
+ goto out_offset;
+ }
+
for (i = 0; i < prog->len; i++) {
prev_ninsns += 32;
ctx->offset[i] = prev_ninsns;
@@ -91,12 +97,15 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog)
for (i = 0; i < NR_JIT_ITERATIONS; i++) {
pass++;
ctx->ninsns = 0;
+
+ bpf_jit_build_prologue(ctx);
+ ctx->prologue_len = ctx->ninsns;
+
if (build_body(ctx, extra_pass, ctx->offset)) {
prog = orig_prog;
goto out_offset;
}
- ctx->body_len = ctx->ninsns;
- bpf_jit_build_prologue(ctx);
+
ctx->epilogue_offset = ctx->ninsns;
bpf_jit_build_epilogue(ctx);
@@ -162,10 +171,8 @@ skip_init_ctx:
if (!prog->is_func || extra_pass) {
bpf_jit_binary_lock_ro(jit_data->header);
- prologue_len = ctx->epilogue_offset - ctx->body_len;
for (i = 0; i < prog->len; i++)
- ctx->offset[i] = ninsns_rvoff(prologue_len +
- ctx->offset[i]);
+ ctx->offset[i] = ninsns_rvoff(ctx->offset[i]);
bpf_prog_fill_jited_linfo(prog, ctx->offset);
out_offset:
kfree(ctx->offset);
diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index 70c0e2b1936b..8da46d284e35 100644
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -1286,7 +1286,6 @@ static int felix_parse_ports_node(struct felix *felix,
if (err < 0) {
dev_info(dev, "Unsupported PHY mode %s on port %d\n",
phy_modes(phy_mode), port);
- of_node_put(child);
/* Leave port_phy_modes[port] = 0, which is also
* PHY_INTERFACE_MODE_NA. This will perform a
@@ -1786,16 +1785,15 @@ static int felix_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
{
struct ocelot *ocelot = ds->priv;
struct ocelot_port *ocelot_port = ocelot->ports[port];
- struct felix *felix = ocelot_to_felix(ocelot);
ocelot_port_set_maxlen(ocelot, port, new_mtu);
- mutex_lock(&ocelot->tas_lock);
+ mutex_lock(&ocelot->fwd_domain_lock);
- if (ocelot_port->taprio && felix->info->tas_guard_bands_update)
- felix->info->tas_guard_bands_update(ocelot, port);
+ if (ocelot_port->taprio && ocelot->ops->tas_guard_bands_update)
+ ocelot->ops->tas_guard_bands_update(ocelot, port);
- mutex_unlock(&ocelot->tas_lock);
+ mutex_unlock(&ocelot->fwd_domain_lock);
return 0;
}
diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h
index 96008c046da5..1d4befe7cfe8 100644
--- a/drivers/net/dsa/ocelot/felix.h
+++ b/drivers/net/dsa/ocelot/felix.h
@@ -57,7 +57,6 @@ struct felix_info {
void (*mdio_bus_free)(struct ocelot *ocelot);
int (*port_setup_tc)(struct dsa_switch *ds, int port,
enum tc_setup_type type, void *type_data);
- void (*tas_guard_bands_update)(struct ocelot *ocelot, int port);
void (*port_sched_speed_set)(struct ocelot *ocelot, int port,
u32 speed);
void (*phylink_mac_config)(struct ocelot *ocelot, int port,
diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c
index bb39fedd46c7..1c113957fcf4 100644
--- a/drivers/net/dsa/ocelot/felix_vsc9959.c
+++ b/drivers/net/dsa/ocelot/felix_vsc9959.c
@@ -1209,15 +1209,17 @@ static u32 vsc9959_tas_tc_max_sdu(struct tc_taprio_qopt_offload *taprio, int tc)
static void vsc9959_tas_guard_bands_update(struct ocelot *ocelot, int port)
{
struct ocelot_port *ocelot_port = ocelot->ports[port];
+ struct ocelot_mm_state *mm = &ocelot->mm[port];
struct tc_taprio_qopt_offload *taprio;
u64 min_gate_len[OCELOT_NUM_TC];
+ u32 val, maxlen, add_frag_size;
+ u64 needed_min_frag_time_ps;
int speed, picos_per_byte;
u64 needed_bit_time_ps;
- u32 val, maxlen;
u8 tas_speed;
int tc;
- lockdep_assert_held(&ocelot->tas_lock);
+ lockdep_assert_held(&ocelot->fwd_domain_lock);
taprio = ocelot_port->taprio;
@@ -1253,14 +1255,21 @@ static void vsc9959_tas_guard_bands_update(struct ocelot *ocelot, int port)
*/
needed_bit_time_ps = (u64)(maxlen + 24) * picos_per_byte;
+ /* Preemptible TCs don't need to pass a full MTU, the port will
+ * automatically emit a HOLD request when a preemptible TC gate closes
+ */
+ val = ocelot_read_rix(ocelot, QSYS_PREEMPTION_CFG, port);
+ add_frag_size = QSYS_PREEMPTION_CFG_MM_ADD_FRAG_SIZE_X(val);
+ needed_min_frag_time_ps = picos_per_byte *
+ (u64)(24 + 2 * ethtool_mm_frag_size_add_to_min(add_frag_size));
+
dev_dbg(ocelot->dev,
- "port %d: max frame size %d needs %llu ps at speed %d\n",
- port, maxlen, needed_bit_time_ps, speed);
+ "port %d: max frame size %d needs %llu ps, %llu ps for mPackets at speed %d\n",
+ port, maxlen, needed_bit_time_ps, needed_min_frag_time_ps,
+ speed);
vsc9959_tas_min_gate_lengths(taprio, min_gate_len);
- mutex_lock(&ocelot->fwd_domain_lock);
-
for (tc = 0; tc < OCELOT_NUM_TC; tc++) {
u32 requested_max_sdu = vsc9959_tas_tc_max_sdu(taprio, tc);
u64 remaining_gate_len_ps;
@@ -1269,7 +1278,9 @@ static void vsc9959_tas_guard_bands_update(struct ocelot *ocelot, int port)
remaining_gate_len_ps =
vsc9959_tas_remaining_gate_len_ps(min_gate_len[tc]);
- if (remaining_gate_len_ps > needed_bit_time_ps) {
+ if ((mm->active_preemptible_tcs & BIT(tc)) ?
+ remaining_gate_len_ps > needed_min_frag_time_ps :
+ remaining_gate_len_ps > needed_bit_time_ps) {
/* Setting QMAXSDU_CFG to 0 disables oversized frame
* dropping.
*/
@@ -1323,8 +1334,6 @@ static void vsc9959_tas_guard_bands_update(struct ocelot *ocelot, int port)
ocelot_write_rix(ocelot, maxlen, QSYS_PORT_MAX_SDU, port);
ocelot->ops->cut_through_fwd(ocelot);
-
- mutex_unlock(&ocelot->fwd_domain_lock);
}
static void vsc9959_sched_speed_set(struct ocelot *ocelot, int port,
@@ -1351,7 +1360,7 @@ static void vsc9959_sched_speed_set(struct ocelot *ocelot, int port,
break;
}
- mutex_lock(&ocelot->tas_lock);
+ mutex_lock(&ocelot->fwd_domain_lock);
ocelot_rmw_rix(ocelot,
QSYS_TAG_CONFIG_LINK_SPEED(tas_speed),
@@ -1361,7 +1370,7 @@ static void vsc9959_sched_speed_set(struct ocelot *ocelot, int port,
if (ocelot_port->taprio)
vsc9959_tas_guard_bands_update(ocelot, port);
- mutex_unlock(&ocelot->tas_lock);
+ mutex_unlock(&ocelot->fwd_domain_lock);
}
static void vsc9959_new_base_time(struct ocelot *ocelot, ktime_t base_time,
@@ -1409,7 +1418,7 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port,
int ret, i;
u32 val;
- mutex_lock(&ocelot->tas_lock);
+ mutex_lock(&ocelot->fwd_domain_lock);
if (taprio->cmd == TAPRIO_CMD_DESTROY) {
ocelot_port_mqprio(ocelot, port, &taprio->mqprio);
@@ -1421,7 +1430,7 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port,
vsc9959_tas_guard_bands_update(ocelot, port);
- mutex_unlock(&ocelot->tas_lock);
+ mutex_unlock(&ocelot->fwd_domain_lock);
return 0;
} else if (taprio->cmd != TAPRIO_CMD_REPLACE) {
ret = -EOPNOTSUPP;
@@ -1504,7 +1513,7 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port,
ocelot_port->taprio = taprio_offload_get(taprio);
vsc9959_tas_guard_bands_update(ocelot, port);
- mutex_unlock(&ocelot->tas_lock);
+ mutex_unlock(&ocelot->fwd_domain_lock);
return 0;
@@ -1512,7 +1521,7 @@ err_reset_tc:
taprio->mqprio.qopt.num_tc = 0;
ocelot_port_mqprio(ocelot, port, &taprio->mqprio);
err_unlock:
- mutex_unlock(&ocelot->tas_lock);
+ mutex_unlock(&ocelot->fwd_domain_lock);
return ret;
}
@@ -1525,7 +1534,7 @@ static void vsc9959_tas_clock_adjust(struct ocelot *ocelot)
int port;
u32 val;
- mutex_lock(&ocelot->tas_lock);
+ mutex_lock(&ocelot->fwd_domain_lock);
for (port = 0; port < ocelot->num_phys_ports; port++) {
ocelot_port = ocelot->ports[port];
@@ -1563,7 +1572,7 @@ static void vsc9959_tas_clock_adjust(struct ocelot *ocelot)
QSYS_TAG_CONFIG_ENABLE,
QSYS_TAG_CONFIG, port);
}
- mutex_unlock(&ocelot->tas_lock);
+ mutex_unlock(&ocelot->fwd_domain_lock);
}
static int vsc9959_qos_port_cbs_set(struct dsa_switch *ds, int port,
@@ -1634,6 +1643,18 @@ static int vsc9959_qos_query_caps(struct tc_query_caps_base *base)
}
}
+static int vsc9959_qos_port_mqprio(struct ocelot *ocelot, int port,
+ struct tc_mqprio_qopt_offload *mqprio)
+{
+ int ret;
+
+ mutex_lock(&ocelot->fwd_domain_lock);
+ ret = ocelot_port_mqprio(ocelot, port, mqprio);
+ mutex_unlock(&ocelot->fwd_domain_lock);
+
+ return ret;
+}
+
static int vsc9959_port_setup_tc(struct dsa_switch *ds, int port,
enum tc_setup_type type,
void *type_data)
@@ -1646,7 +1667,7 @@ static int vsc9959_port_setup_tc(struct dsa_switch *ds, int port,
case TC_SETUP_QDISC_TAPRIO:
return vsc9959_qos_port_tas_set(ocelot, port, type_data);
case TC_SETUP_QDISC_MQPRIO:
- return ocelot_port_mqprio(ocelot, port, type_data);
+ return vsc9959_qos_port_mqprio(ocelot, port, type_data);
case TC_SETUP_QDISC_CBS:
return vsc9959_qos_port_cbs_set(ds, port, type_data);
default:
@@ -2591,6 +2612,7 @@ static const struct ocelot_ops vsc9959_ops = {
.cut_through_fwd = vsc9959_cut_through_fwd,
.tas_clock_adjust = vsc9959_tas_clock_adjust,
.update_stats = vsc9959_update_stats,
+ .tas_guard_bands_update = vsc9959_tas_guard_bands_update,
};
static const struct felix_info felix_info_vsc9959 = {
@@ -2616,7 +2638,6 @@ static const struct felix_info felix_info_vsc9959 = {
.port_modes = vsc9959_port_modes,
.port_setup_tc = vsc9959_port_setup_tc,
.port_sched_speed_set = vsc9959_sched_speed_set,
- .tas_guard_bands_update = vsc9959_tas_guard_bands_update,
};
/* The INTB interrupt is shared between for PTP TX timestamp availability
diff --git a/drivers/net/dsa/qca/qca8k-8xxx.c b/drivers/net/dsa/qca/qca8k-8xxx.c
index f7d7cfb2fd86..09b80644c11b 100644
--- a/drivers/net/dsa/qca/qca8k-8xxx.c
+++ b/drivers/net/dsa/qca/qca8k-8xxx.c
@@ -588,6 +588,9 @@ qca8k_phy_eth_busy_wait(struct qca8k_mgmt_eth_data *mgmt_eth_data,
bool ack;
int ret;
+ if (!skb)
+ return -ENOMEM;
+
reinit_completion(&mgmt_eth_data->rw_done);
/* Increment seq_num and set it in the copy pkt */
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c
index 451c3a1b6255..633b321d7fdd 100644
--- a/drivers/net/ethernet/amazon/ena/ena_com.c
+++ b/drivers/net/ethernet/amazon/ena/ena_com.c
@@ -35,6 +35,8 @@
#define ENA_REGS_ADMIN_INTR_MASK 1
+#define ENA_MAX_BACKOFF_DELAY_EXP 16U
+
#define ENA_MIN_ADMIN_POLL_US 100
#define ENA_MAX_ADMIN_POLL_US 5000
@@ -536,6 +538,7 @@ static int ena_com_comp_status_to_errno(struct ena_com_admin_queue *admin_queue,
static void ena_delay_exponential_backoff_us(u32 exp, u32 delay_us)
{
+ exp = min_t(u32, exp, ENA_MAX_BACKOFF_DELAY_EXP);
delay_us = max_t(u32, ENA_MIN_ADMIN_POLL_US, delay_us);
delay_us = min_t(u32, delay_us * (1U << exp), ENA_MAX_ADMIN_POLL_US);
usleep_range(delay_us, 2 * delay_us);
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index 1761df8fb7f9..10c7c232cc4e 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -1492,8 +1492,6 @@ int bgmac_enet_probe(struct bgmac *bgmac)
bgmac->in_init = true;
- bgmac_chip_intrs_off(bgmac);
-
net_dev->irq = bgmac->irq;
SET_NETDEV_DEV(net_dev, bgmac->dev);
dev_set_drvdata(bgmac->dev, bgmac);
@@ -1511,6 +1509,8 @@ int bgmac_enet_probe(struct bgmac *bgmac)
*/
bgmac_clk_enable(bgmac, 0);
+ bgmac_chip_intrs_off(bgmac);
+
/* This seems to be fixing IRQ by assigning OOB #6 to the core */
if (!(bgmac->feature_flags & BGMAC_FEAT_IDM_MASK)) {
if (bgmac->feature_flags & BGMAC_FEAT_IRQ_ID_OOB_6)
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index 9939ccafb556..63a053dea819 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -355,7 +355,7 @@ struct bufdesc_ex {
#define RX_RING_SIZE (FEC_ENET_RX_FRPPG * FEC_ENET_RX_PAGES)
#define FEC_ENET_TX_FRSIZE 2048
#define FEC_ENET_TX_FRPPG (PAGE_SIZE / FEC_ENET_TX_FRSIZE)
-#define TX_RING_SIZE 512 /* Must be power of two */
+#define TX_RING_SIZE 1024 /* Must be power of two */
#define TX_RING_MOD_MASK 511 /* for this to work */
#define BD_ENET_RX_INT 0x00800000
@@ -544,10 +544,23 @@ enum {
XDP_STATS_TOTAL,
};
+enum fec_txbuf_type {
+ FEC_TXBUF_T_SKB,
+ FEC_TXBUF_T_XDP_NDO,
+};
+
+struct fec_tx_buffer {
+ union {
+ struct sk_buff *skb;
+ struct xdp_frame *xdp;
+ };
+ enum fec_txbuf_type type;
+};
+
struct fec_enet_priv_tx_q {
struct bufdesc_prop bd;
unsigned char *tx_bounce[TX_RING_SIZE];
- struct sk_buff *tx_skbuff[TX_RING_SIZE];
+ struct fec_tx_buffer tx_buf[TX_RING_SIZE];
unsigned short tx_stop_threshold;
unsigned short tx_wake_threshold;
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 8fbe47703d47..ec9e4bdb0c06 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -397,7 +397,7 @@ static void fec_dump(struct net_device *ndev)
fec16_to_cpu(bdp->cbd_sc),
fec32_to_cpu(bdp->cbd_bufaddr),
fec16_to_cpu(bdp->cbd_datlen),
- txq->tx_skbuff[index]);
+ txq->tx_buf[index].skb);
bdp = fec_enet_get_nextdesc(bdp, &txq->bd);
index++;
} while (bdp != txq->bd.base);
@@ -654,7 +654,7 @@ static int fec_enet_txq_submit_skb(struct fec_enet_priv_tx_q *txq,
index = fec_enet_get_bd_index(last_bdp, &txq->bd);
/* Save skb pointer */
- txq->tx_skbuff[index] = skb;
+ txq->tx_buf[index].skb = skb;
/* Make sure the updates to rest of the descriptor are performed before
* transferring ownership.
@@ -672,9 +672,7 @@ static int fec_enet_txq_submit_skb(struct fec_enet_priv_tx_q *txq,
skb_tx_timestamp(skb);
- /* Make sure the update to bdp and tx_skbuff are performed before
- * txq->bd.cur.
- */
+ /* Make sure the update to bdp is performed before txq->bd.cur. */
wmb();
txq->bd.cur = bdp;
@@ -862,7 +860,7 @@ static int fec_enet_txq_submit_tso(struct fec_enet_priv_tx_q *txq,
}
/* Save skb pointer */
- txq->tx_skbuff[index] = skb;
+ txq->tx_buf[index].skb = skb;
skb_tx_timestamp(skb);
txq->bd.cur = bdp;
@@ -952,16 +950,33 @@ static void fec_enet_bd_init(struct net_device *dev)
for (i = 0; i < txq->bd.ring_size; i++) {
/* Initialize the BD for every fragment in the page. */
bdp->cbd_sc = cpu_to_fec16(0);
- if (bdp->cbd_bufaddr &&
- !IS_TSO_HEADER(txq, fec32_to_cpu(bdp->cbd_bufaddr)))
- dma_unmap_single(&fep->pdev->dev,
- fec32_to_cpu(bdp->cbd_bufaddr),
- fec16_to_cpu(bdp->cbd_datlen),
- DMA_TO_DEVICE);
- if (txq->tx_skbuff[i]) {
- dev_kfree_skb_any(txq->tx_skbuff[i]);
- txq->tx_skbuff[i] = NULL;
+ if (txq->tx_buf[i].type == FEC_TXBUF_T_SKB) {
+ if (bdp->cbd_bufaddr &&
+ !IS_TSO_HEADER(txq, fec32_to_cpu(bdp->cbd_bufaddr)))
+ dma_unmap_single(&fep->pdev->dev,
+ fec32_to_cpu(bdp->cbd_bufaddr),
+ fec16_to_cpu(bdp->cbd_datlen),
+ DMA_TO_DEVICE);
+ if (txq->tx_buf[i].skb) {
+ dev_kfree_skb_any(txq->tx_buf[i].skb);
+ txq->tx_buf[i].skb = NULL;
+ }
+ } else {
+ if (bdp->cbd_bufaddr)
+ dma_unmap_single(&fep->pdev->dev,
+ fec32_to_cpu(bdp->cbd_bufaddr),
+ fec16_to_cpu(bdp->cbd_datlen),
+ DMA_TO_DEVICE);
+
+ if (txq->tx_buf[i].xdp) {
+ xdp_return_frame(txq->tx_buf[i].xdp);
+ txq->tx_buf[i].xdp = NULL;
+ }
+
+ /* restore default tx buffer type: FEC_TXBUF_T_SKB */
+ txq->tx_buf[i].type = FEC_TXBUF_T_SKB;
}
+
bdp->cbd_bufaddr = cpu_to_fec32(0);
bdp = fec_enet_get_nextdesc(bdp, &txq->bd);
}
@@ -1360,6 +1375,7 @@ static void
fec_enet_tx_queue(struct net_device *ndev, u16 queue_id)
{
struct fec_enet_private *fep;
+ struct xdp_frame *xdpf;
struct bufdesc *bdp;
unsigned short status;
struct sk_buff *skb;
@@ -1387,16 +1403,31 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id)
index = fec_enet_get_bd_index(bdp, &txq->bd);
- skb = txq->tx_skbuff[index];
- txq->tx_skbuff[index] = NULL;
- if (!IS_TSO_HEADER(txq, fec32_to_cpu(bdp->cbd_bufaddr)))
- dma_unmap_single(&fep->pdev->dev,
- fec32_to_cpu(bdp->cbd_bufaddr),
- fec16_to_cpu(bdp->cbd_datlen),
- DMA_TO_DEVICE);
- bdp->cbd_bufaddr = cpu_to_fec32(0);
- if (!skb)
- goto skb_done;
+ if (txq->tx_buf[index].type == FEC_TXBUF_T_SKB) {
+ skb = txq->tx_buf[index].skb;
+ txq->tx_buf[index].skb = NULL;
+ if (bdp->cbd_bufaddr &&
+ !IS_TSO_HEADER(txq, fec32_to_cpu(bdp->cbd_bufaddr)))
+ dma_unmap_single(&fep->pdev->dev,
+ fec32_to_cpu(bdp->cbd_bufaddr),
+ fec16_to_cpu(bdp->cbd_datlen),
+ DMA_TO_DEVICE);
+ bdp->cbd_bufaddr = cpu_to_fec32(0);
+ if (!skb)
+ goto tx_buf_done;
+ } else {
+ xdpf = txq->tx_buf[index].xdp;
+ if (bdp->cbd_bufaddr)
+ dma_unmap_single(&fep->pdev->dev,
+ fec32_to_cpu(bdp->cbd_bufaddr),
+ fec16_to_cpu(bdp->cbd_datlen),
+ DMA_TO_DEVICE);
+ bdp->cbd_bufaddr = cpu_to_fec32(0);
+ if (!xdpf) {
+ txq->tx_buf[index].type = FEC_TXBUF_T_SKB;
+ goto tx_buf_done;
+ }
+ }
/* Check for errors. */
if (status & (BD_ENET_TX_HB | BD_ENET_TX_LC |
@@ -1415,21 +1446,11 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id)
ndev->stats.tx_carrier_errors++;
} else {
ndev->stats.tx_packets++;
- ndev->stats.tx_bytes += skb->len;
- }
-
- /* NOTE: SKBTX_IN_PROGRESS being set does not imply it's we who
- * are to time stamp the packet, so we still need to check time
- * stamping enabled flag.
- */
- if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS &&
- fep->hwts_tx_en) &&
- fep->bufdesc_ex) {
- struct skb_shared_hwtstamps shhwtstamps;
- struct bufdesc_ex *ebdp = (struct bufdesc_ex *)bdp;
- fec_enet_hwtstamp(fep, fec32_to_cpu(ebdp->ts), &shhwtstamps);
- skb_tstamp_tx(skb, &shhwtstamps);
+ if (txq->tx_buf[index].type == FEC_TXBUF_T_SKB)
+ ndev->stats.tx_bytes += skb->len;
+ else
+ ndev->stats.tx_bytes += xdpf->len;
}
/* Deferred means some collisions occurred during transmit,
@@ -1438,10 +1459,32 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id)
if (status & BD_ENET_TX_DEF)
ndev->stats.collisions++;
- /* Free the sk buffer associated with this last transmit */
- dev_kfree_skb_any(skb);
-skb_done:
- /* Make sure the update to bdp and tx_skbuff are performed
+ if (txq->tx_buf[index].type == FEC_TXBUF_T_SKB) {
+ /* NOTE: SKBTX_IN_PROGRESS being set does not imply it's we who
+ * are to time stamp the packet, so we still need to check time
+ * stamping enabled flag.
+ */
+ if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS &&
+ fep->hwts_tx_en) && fep->bufdesc_ex) {
+ struct skb_shared_hwtstamps shhwtstamps;
+ struct bufdesc_ex *ebdp = (struct bufdesc_ex *)bdp;
+
+ fec_enet_hwtstamp(fep, fec32_to_cpu(ebdp->ts), &shhwtstamps);
+ skb_tstamp_tx(skb, &shhwtstamps);
+ }
+
+ /* Free the sk buffer associated with this last transmit */
+ dev_kfree_skb_any(skb);
+ } else {
+ xdp_return_frame(xdpf);
+
+ txq->tx_buf[index].xdp = NULL;
+ /* restore default tx buffer type: FEC_TXBUF_T_SKB */
+ txq->tx_buf[index].type = FEC_TXBUF_T_SKB;
+ }
+
+tx_buf_done:
+ /* Make sure the update to bdp and tx_buf are performed
* before dirty_tx
*/
wmb();
@@ -3249,9 +3292,19 @@ static void fec_enet_free_buffers(struct net_device *ndev)
for (i = 0; i < txq->bd.ring_size; i++) {
kfree(txq->tx_bounce[i]);
txq->tx_bounce[i] = NULL;
- skb = txq->tx_skbuff[i];
- txq->tx_skbuff[i] = NULL;
- dev_kfree_skb(skb);
+
+ if (txq->tx_buf[i].type == FEC_TXBUF_T_SKB) {
+ skb = txq->tx_buf[i].skb;
+ txq->tx_buf[i].skb = NULL;
+ dev_kfree_skb(skb);
+ } else {
+ if (txq->tx_buf[i].xdp) {
+ xdp_return_frame(txq->tx_buf[i].xdp);
+ txq->tx_buf[i].xdp = NULL;
+ }
+
+ txq->tx_buf[i].type = FEC_TXBUF_T_SKB;
+ }
}
}
}
@@ -3296,8 +3349,7 @@ static int fec_enet_alloc_queue(struct net_device *ndev)
fep->total_tx_ring_size += fep->tx_queue[i]->bd.ring_size;
txq->tx_stop_threshold = FEC_MAX_SKB_DESCS;
- txq->tx_wake_threshold =
- (txq->bd.ring_size - txq->tx_stop_threshold) / 2;
+ txq->tx_wake_threshold = FEC_MAX_SKB_DESCS + 2 * MAX_SKB_FRAGS;
txq->tso_hdrs = dma_alloc_coherent(&fep->pdev->dev,
txq->bd.ring_size * TSO_HEADER_SIZE,
@@ -3732,12 +3784,18 @@ static int fec_enet_bpf(struct net_device *dev, struct netdev_bpf *bpf)
if (fep->quirks & FEC_QUIRK_SWAP_FRAME)
return -EOPNOTSUPP;
+ if (!bpf->prog)
+ xdp_features_clear_redirect_target(dev);
+
if (is_run) {
napi_disable(&fep->napi);
netif_tx_disable(dev);
}
old_prog = xchg(&fep->xdp_prog, bpf->prog);
+ if (old_prog)
+ bpf_prog_put(old_prog);
+
fec_restart(dev);
if (is_run) {
@@ -3745,8 +3803,8 @@ static int fec_enet_bpf(struct net_device *dev, struct netdev_bpf *bpf)
netif_tx_start_all_queues(dev);
}
- if (old_prog)
- bpf_prog_put(old_prog);
+ if (bpf->prog)
+ xdp_features_set_redirect_target(dev, false);
return 0;
@@ -3778,7 +3836,7 @@ static int fec_enet_txq_xmit_frame(struct fec_enet_private *fep,
entries_free = fec_enet_get_free_txdesc_num(txq);
if (entries_free < MAX_SKB_FRAGS + 1) {
- netdev_err(fep->netdev, "NOT enough BD for SG!\n");
+ netdev_err_once(fep->netdev, "NOT enough BD for SG!\n");
return -EBUSY;
}
@@ -3811,7 +3869,8 @@ static int fec_enet_txq_xmit_frame(struct fec_enet_private *fep,
ebdp->cbd_esc = cpu_to_fec32(estatus);
}
- txq->tx_skbuff[index] = NULL;
+ txq->tx_buf[index].type = FEC_TXBUF_T_XDP_NDO;
+ txq->tx_buf[index].xdp = frame;
/* Make sure the updates to rest of the descriptor are performed before
* transferring ownership.
@@ -4016,8 +4075,7 @@ static int fec_enet_init(struct net_device *ndev)
if (!(fep->quirks & FEC_QUIRK_SWAP_FRAME))
ndev->xdp_features = NETDEV_XDP_ACT_BASIC |
- NETDEV_XDP_ACT_REDIRECT |
- NETDEV_XDP_ACT_NDO_XMIT;
+ NETDEV_XDP_ACT_REDIRECT;
fec_restart(ndev);
diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h
index 98eb78d98e9f..4b425bf71ede 100644
--- a/drivers/net/ethernet/google/gve/gve.h
+++ b/drivers/net/ethernet/google/gve/gve.h
@@ -964,5 +964,6 @@ void gve_handle_report_stats(struct gve_priv *priv);
/* exported by ethtool.c */
extern const struct ethtool_ops gve_ethtool_ops;
/* needed by ethtool */
+extern char gve_driver_name[];
extern const char gve_version_str[];
#endif /* _GVE_H_ */
diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c
index cfd4b8d284d1..233e5946905e 100644
--- a/drivers/net/ethernet/google/gve/gve_ethtool.c
+++ b/drivers/net/ethernet/google/gve/gve_ethtool.c
@@ -15,7 +15,7 @@ static void gve_get_drvinfo(struct net_device *netdev,
{
struct gve_priv *priv = netdev_priv(netdev);
- strscpy(info->driver, "gve", sizeof(info->driver));
+ strscpy(info->driver, gve_driver_name, sizeof(info->driver));
strscpy(info->version, gve_version_str, sizeof(info->version));
strscpy(info->bus_info, pci_name(priv->pdev), sizeof(info->bus_info));
}
@@ -590,6 +590,9 @@ static int gve_get_link_ksettings(struct net_device *netdev,
err = gve_adminq_report_link_speed(priv);
cmd->base.speed = priv->link_speed;
+
+ cmd->base.duplex = DUPLEX_FULL;
+
return err;
}
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index 8fb70db63b8b..e6f1711d9be0 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -33,6 +33,7 @@
#define MIN_TX_TIMEOUT_GAP (1000 * 10)
#define DQO_TX_MAX 0x3FFFF
+char gve_driver_name[] = "gve";
const char gve_version_str[] = GVE_VERSION;
static const char gve_version_prefix[] = GVE_VERSION_PREFIX;
@@ -2200,7 +2201,7 @@ static int gve_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (err)
return err;
- err = pci_request_regions(pdev, "gvnic-cfg");
+ err = pci_request_regions(pdev, gve_driver_name);
if (err)
goto abort_with_enabled;
@@ -2393,8 +2394,8 @@ static const struct pci_device_id gve_id_table[] = {
{ }
};
-static struct pci_driver gvnic_driver = {
- .name = "gvnic",
+static struct pci_driver gve_driver = {
+ .name = gve_driver_name,
.id_table = gve_id_table,
.probe = gve_probe,
.remove = gve_remove,
@@ -2405,10 +2406,10 @@ static struct pci_driver gvnic_driver = {
#endif
};
-module_pci_driver(gvnic_driver);
+module_pci_driver(gve_driver);
MODULE_DEVICE_TABLE(pci, gve_id_table);
MODULE_AUTHOR("Google, Inc.");
-MODULE_DESCRIPTION("gVNIC Driver");
+MODULE_DESCRIPTION("Google Virtual NIC Driver");
MODULE_LICENSE("Dual MIT/GPL");
MODULE_VERSION(GVE_VERSION);
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 93979ab18bc1..19a5e7f3a075 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -5739,6 +5739,13 @@ ice_set_tx_maxrate(struct net_device *netdev, int queue_index, u32 maxrate)
q_handle = vsi->tx_rings[queue_index]->q_handle;
tc = ice_dcb_get_tc(vsi, queue_index);
+ vsi = ice_locate_vsi_using_queue(vsi, queue_index);
+ if (!vsi) {
+ netdev_err(netdev, "Invalid VSI for given queue %d\n",
+ queue_index);
+ return -EINVAL;
+ }
+
/* Set BW back to default, when user set maxrate to 0 */
if (!maxrate)
status = ice_cfg_q_bw_dflt_lmt(vsi->port_info, vsi->idx, tc,
@@ -7872,10 +7879,10 @@ static int
ice_validate_mqprio_qopt(struct ice_vsi *vsi,
struct tc_mqprio_qopt_offload *mqprio_qopt)
{
- u64 sum_max_rate = 0, sum_min_rate = 0;
int non_power_of_2_qcount = 0;
struct ice_pf *pf = vsi->back;
int max_rss_q_cnt = 0;
+ u64 sum_min_rate = 0;
struct device *dev;
int i, speed;
u8 num_tc;
@@ -7891,6 +7898,7 @@ ice_validate_mqprio_qopt(struct ice_vsi *vsi,
dev = ice_pf_to_dev(pf);
vsi->ch_rss_size = 0;
num_tc = mqprio_qopt->qopt.num_tc;
+ speed = ice_get_link_speed_kbps(vsi);
for (i = 0; num_tc; i++) {
int qcount = mqprio_qopt->qopt.count[i];
@@ -7931,7 +7939,6 @@ ice_validate_mqprio_qopt(struct ice_vsi *vsi,
*/
max_rate = mqprio_qopt->max_rate[i];
max_rate = div_u64(max_rate, ICE_BW_KBPS_DIVISOR);
- sum_max_rate += max_rate;
/* min_rate is minimum guaranteed rate and it can't be zero */
min_rate = mqprio_qopt->min_rate[i];
@@ -7944,6 +7951,12 @@ ice_validate_mqprio_qopt(struct ice_vsi *vsi,
return -EINVAL;
}
+ if (max_rate && max_rate > speed) {
+ dev_err(dev, "TC%d: max_rate(%llu Kbps) > link speed of %u Kbps\n",
+ i, max_rate, speed);
+ return -EINVAL;
+ }
+
iter_div_u64_rem(min_rate, ICE_MIN_BW_LIMIT, &rem);
if (rem) {
dev_err(dev, "TC%d: Min Rate not multiple of %u Kbps",
@@ -7981,12 +7994,6 @@ ice_validate_mqprio_qopt(struct ice_vsi *vsi,
(mqprio_qopt->qopt.offset[i] + mqprio_qopt->qopt.count[i]))
return -EINVAL;
- speed = ice_get_link_speed_kbps(vsi);
- if (sum_max_rate && sum_max_rate > (u64)speed) {
- dev_err(dev, "Invalid max Tx rate(%llu) Kbps > speed(%u) Kbps specified\n",
- sum_max_rate, speed);
- return -EINVAL;
- }
if (sum_min_rate && sum_min_rate > (u64)speed) {
dev_err(dev, "Invalid min Tx rate(%llu) Kbps > speed (%u) Kbps specified\n",
sum_min_rate, speed);
diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
index b54052ef6050..4a34ef5f58d3 100644
--- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
@@ -750,17 +750,16 @@ exit:
/**
* ice_locate_vsi_using_queue - locate VSI using queue (forward to queue action)
* @vsi: Pointer to VSI
- * @tc_fltr: Pointer to tc_flower_filter
+ * @queue: Queue index
*
- * Locate the VSI using specified queue. When ADQ is not enabled, always
- * return input VSI, otherwise locate corresponding VSI based on per channel
- * offset and qcount
+ * Locate the VSI using specified "queue". When ADQ is not enabled,
+ * always return input VSI, otherwise locate corresponding
+ * VSI based on per channel "offset" and "qcount"
*/
-static struct ice_vsi *
-ice_locate_vsi_using_queue(struct ice_vsi *vsi,
- struct ice_tc_flower_fltr *tc_fltr)
+struct ice_vsi *
+ice_locate_vsi_using_queue(struct ice_vsi *vsi, int queue)
{
- int num_tc, tc, queue;
+ int num_tc, tc;
/* if ADQ is not active, passed VSI is the candidate VSI */
if (!ice_is_adq_active(vsi->back))
@@ -770,7 +769,6 @@ ice_locate_vsi_using_queue(struct ice_vsi *vsi,
* upon queue number)
*/
num_tc = vsi->mqprio_qopt.qopt.num_tc;
- queue = tc_fltr->action.fwd.q.queue;
for (tc = 0; tc < num_tc; tc++) {
int qcount = vsi->mqprio_qopt.qopt.count[tc];
@@ -812,6 +810,7 @@ ice_tc_forward_action(struct ice_vsi *vsi, struct ice_tc_flower_fltr *tc_fltr)
struct ice_pf *pf = vsi->back;
struct device *dev;
u32 tc_class;
+ int q;
dev = ice_pf_to_dev(pf);
@@ -840,7 +839,8 @@ ice_tc_forward_action(struct ice_vsi *vsi, struct ice_tc_flower_fltr *tc_fltr)
/* Determine destination VSI even though the action is
* FWD_TO_QUEUE, because QUEUE is associated with VSI
*/
- dest_vsi = tc_fltr->dest_vsi;
+ q = tc_fltr->action.fwd.q.queue;
+ dest_vsi = ice_locate_vsi_using_queue(vsi, q);
break;
default:
dev_err(dev,
@@ -1716,7 +1716,7 @@ ice_tc_forward_to_queue(struct ice_vsi *vsi, struct ice_tc_flower_fltr *fltr,
/* If ADQ is configured, and the queue belongs to ADQ VSI, then prepare
* ADQ switch filter
*/
- ch_vsi = ice_locate_vsi_using_queue(vsi, fltr);
+ ch_vsi = ice_locate_vsi_using_queue(vsi, fltr->action.fwd.q.queue);
if (!ch_vsi)
return -EINVAL;
fltr->dest_vsi = ch_vsi;
diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.h b/drivers/net/ethernet/intel/ice/ice_tc_lib.h
index 8bbc1a62bdb1..65d387163a46 100644
--- a/drivers/net/ethernet/intel/ice/ice_tc_lib.h
+++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.h
@@ -204,6 +204,7 @@ static inline int ice_chnl_dmac_fltr_cnt(struct ice_pf *pf)
return pf->num_dmac_chnl_fltrs;
}
+struct ice_vsi *ice_locate_vsi_using_queue(struct ice_vsi *vsi, int queue);
int
ice_add_cls_flower(struct net_device *netdev, struct ice_vsi *vsi,
struct flow_cls_offload *cls_flower);
diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h
index 00a5ee487812..9db384f66a8e 100644
--- a/drivers/net/ethernet/intel/igc/igc.h
+++ b/drivers/net/ethernet/intel/igc/igc.h
@@ -14,6 +14,7 @@
#include <linux/timecounter.h>
#include <linux/net_tstamp.h>
#include <linux/bitfield.h>
+#include <linux/hrtimer.h>
#include "igc_hw.h"
@@ -101,6 +102,8 @@ struct igc_ring {
u32 start_time;
u32 end_time;
u32 max_sdu;
+ bool oper_gate_closed; /* Operating gate. True if the TX Queue is closed */
+ bool admin_gate_closed; /* Future gate. True if the TX Queue will be closed */
/* CBS parameters */
bool cbs_enable; /* indicates if CBS is enabled */
@@ -160,6 +163,7 @@ struct igc_adapter {
struct timer_list watchdog_timer;
struct timer_list dma_err_timer;
struct timer_list phy_info_timer;
+ struct hrtimer hrtimer;
u32 wol;
u32 en_mng_pt;
@@ -184,10 +188,13 @@ struct igc_adapter {
u32 max_frame_size;
u32 min_frame_size;
+ int tc_setup_type;
ktime_t base_time;
ktime_t cycle_time;
- bool qbv_enable;
+ bool taprio_offload_enable;
u32 qbv_config_change_errors;
+ bool qbv_transition;
+ unsigned int qbv_count;
/* OS defined structs */
struct pci_dev *pdev;
diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c
index 0e2cb00622d1..93bce729be76 100644
--- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
+++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
@@ -1708,6 +1708,8 @@ static int igc_ethtool_get_link_ksettings(struct net_device *netdev,
/* twisted pair */
cmd->base.port = PORT_TP;
cmd->base.phy_address = hw->phy.addr;
+ ethtool_link_ksettings_add_link_mode(cmd, supported, TP);
+ ethtool_link_ksettings_add_link_mode(cmd, advertising, TP);
/* advertising link modes */
if (hw->phy.autoneg_advertised & ADVERTISE_10_HALF)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 019ce91c45aa..9f93f0f4f752 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -711,7 +711,6 @@ static void igc_configure_tx_ring(struct igc_adapter *adapter,
/* disable the queue */
wr32(IGC_TXDCTL(reg_idx), 0);
wrfl();
- mdelay(10);
wr32(IGC_TDLEN(reg_idx),
ring->count * sizeof(union igc_adv_tx_desc));
@@ -1017,7 +1016,7 @@ static __le32 igc_tx_launchtime(struct igc_ring *ring, ktime_t txtime,
ktime_t base_time = adapter->base_time;
ktime_t now = ktime_get_clocktai();
ktime_t baset_est, end_of_cycle;
- u32 launchtime;
+ s32 launchtime;
s64 n;
n = div64_s64(ktime_sub_ns(now, base_time), cycle_time);
@@ -1030,7 +1029,7 @@ static __le32 igc_tx_launchtime(struct igc_ring *ring, ktime_t txtime,
*first_flag = true;
ring->last_ff_cycle = baset_est;
- if (ktime_compare(txtime, ring->last_tx_cycle) > 0)
+ if (ktime_compare(end_of_cycle, ring->last_tx_cycle) > 0)
*insert_empty = true;
}
}
@@ -1573,16 +1572,12 @@ done:
first->bytecount = skb->len;
first->gso_segs = 1;
- if (tx_ring->max_sdu > 0) {
- u32 max_sdu = 0;
-
- max_sdu = tx_ring->max_sdu +
- (skb_vlan_tagged(first->skb) ? VLAN_HLEN : 0);
+ if (adapter->qbv_transition || tx_ring->oper_gate_closed)
+ goto out_drop;
- if (first->bytecount > max_sdu) {
- adapter->stats.txdrop++;
- goto out_drop;
- }
+ if (tx_ring->max_sdu > 0 && first->bytecount > tx_ring->max_sdu) {
+ adapter->stats.txdrop++;
+ goto out_drop;
}
if (unlikely(test_bit(IGC_RING_FLAG_TX_HWTSTAMP, &tx_ring->flags) &&
@@ -3012,8 +3007,8 @@ static bool igc_clean_tx_irq(struct igc_q_vector *q_vector, int napi_budget)
time_after(jiffies, tx_buffer->time_stamp +
(adapter->tx_timeout_factor * HZ)) &&
!(rd32(IGC_STATUS) & IGC_STATUS_TXOFF) &&
- (rd32(IGC_TDH(tx_ring->reg_idx)) !=
- readl(tx_ring->tail))) {
+ (rd32(IGC_TDH(tx_ring->reg_idx)) != readl(tx_ring->tail)) &&
+ !tx_ring->oper_gate_closed) {
/* detected Tx unit hang */
netdev_err(tx_ring->netdev,
"Detected Tx Unit Hang\n"
@@ -6102,7 +6097,10 @@ static int igc_tsn_clear_schedule(struct igc_adapter *adapter)
adapter->base_time = 0;
adapter->cycle_time = NSEC_PER_SEC;
+ adapter->taprio_offload_enable = false;
adapter->qbv_config_change_errors = 0;
+ adapter->qbv_transition = false;
+ adapter->qbv_count = 0;
for (i = 0; i < adapter->num_tx_queues; i++) {
struct igc_ring *ring = adapter->tx_ring[i];
@@ -6110,6 +6108,8 @@ static int igc_tsn_clear_schedule(struct igc_adapter *adapter)
ring->start_time = 0;
ring->end_time = NSEC_PER_SEC;
ring->max_sdu = 0;
+ ring->oper_gate_closed = false;
+ ring->admin_gate_closed = false;
}
return 0;
@@ -6121,27 +6121,20 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter,
bool queue_configured[IGC_MAX_TX_QUEUES] = { };
struct igc_hw *hw = &adapter->hw;
u32 start_time = 0, end_time = 0;
+ struct timespec64 now;
size_t n;
int i;
- switch (qopt->cmd) {
- case TAPRIO_CMD_REPLACE:
- adapter->qbv_enable = true;
- break;
- case TAPRIO_CMD_DESTROY:
- adapter->qbv_enable = false;
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- if (!adapter->qbv_enable)
+ if (qopt->cmd == TAPRIO_CMD_DESTROY)
return igc_tsn_clear_schedule(adapter);
+ if (qopt->cmd != TAPRIO_CMD_REPLACE)
+ return -EOPNOTSUPP;
+
if (qopt->base_time < 0)
return -ERANGE;
- if (igc_is_device_id_i225(hw) && adapter->base_time)
+ if (igc_is_device_id_i225(hw) && adapter->taprio_offload_enable)
return -EALREADY;
if (!validate_schedule(adapter, qopt))
@@ -6149,6 +6142,9 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter,
adapter->cycle_time = qopt->cycle_time;
adapter->base_time = qopt->base_time;
+ adapter->taprio_offload_enable = true;
+
+ igc_ptp_read(adapter, &now);
for (n = 0; n < qopt->num_entries; n++) {
struct tc_taprio_sched_entry *e = &qopt->entries[n];
@@ -6184,7 +6180,10 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter,
ring->start_time = start_time;
ring->end_time = end_time;
- queue_configured[i] = true;
+ if (ring->start_time >= adapter->cycle_time)
+ queue_configured[i] = false;
+ else
+ queue_configured[i] = true;
}
start_time += e->interval;
@@ -6194,8 +6193,20 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter,
* If not, set the start and end time to be end time.
*/
for (i = 0; i < adapter->num_tx_queues; i++) {
+ struct igc_ring *ring = adapter->tx_ring[i];
+
+ if (!is_base_time_past(qopt->base_time, &now)) {
+ ring->admin_gate_closed = false;
+ } else {
+ ring->oper_gate_closed = false;
+ ring->admin_gate_closed = false;
+ }
+
if (!queue_configured[i]) {
- struct igc_ring *ring = adapter->tx_ring[i];
+ if (!is_base_time_past(qopt->base_time, &now))
+ ring->admin_gate_closed = true;
+ else
+ ring->oper_gate_closed = true;
ring->start_time = end_time;
ring->end_time = end_time;
@@ -6207,7 +6218,7 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter,
struct net_device *dev = adapter->netdev;
if (qopt->max_sdu[i])
- ring->max_sdu = qopt->max_sdu[i] + dev->hard_header_len;
+ ring->max_sdu = qopt->max_sdu[i] + dev->hard_header_len - ETH_TLEN;
else
ring->max_sdu = 0;
}
@@ -6327,6 +6338,8 @@ static int igc_setup_tc(struct net_device *dev, enum tc_setup_type type,
{
struct igc_adapter *adapter = netdev_priv(dev);
+ adapter->tc_setup_type = type;
+
switch (type) {
case TC_QUERY_CAPS:
return igc_tc_query_caps(adapter, type_data);
@@ -6574,6 +6587,27 @@ static const struct xdp_metadata_ops igc_xdp_metadata_ops = {
.xmo_rx_timestamp = igc_xdp_rx_timestamp,
};
+static enum hrtimer_restart igc_qbv_scheduling_timer(struct hrtimer *timer)
+{
+ struct igc_adapter *adapter = container_of(timer, struct igc_adapter,
+ hrtimer);
+ unsigned int i;
+
+ adapter->qbv_transition = true;
+ for (i = 0; i < adapter->num_tx_queues; i++) {
+ struct igc_ring *tx_ring = adapter->tx_ring[i];
+
+ if (tx_ring->admin_gate_closed) {
+ tx_ring->admin_gate_closed = false;
+ tx_ring->oper_gate_closed = true;
+ } else {
+ tx_ring->oper_gate_closed = false;
+ }
+ }
+ adapter->qbv_transition = false;
+ return HRTIMER_NORESTART;
+}
+
/**
* igc_probe - Device Initialization Routine
* @pdev: PCI device information struct
@@ -6752,6 +6786,9 @@ static int igc_probe(struct pci_dev *pdev,
INIT_WORK(&adapter->reset_task, igc_reset_task);
INIT_WORK(&adapter->watchdog_task, igc_watchdog_task);
+ hrtimer_init(&adapter->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+ adapter->hrtimer.function = &igc_qbv_scheduling_timer;
+
/* Initialize link properties that are user-changeable */
adapter->fc_autoneg = true;
hw->mac.autoneg = true;
@@ -6855,6 +6892,7 @@ static void igc_remove(struct pci_dev *pdev)
cancel_work_sync(&adapter->reset_task);
cancel_work_sync(&adapter->watchdog_task);
+ hrtimer_cancel(&adapter->hrtimer);
/* Release control of h/w to f/w. If f/w is AMT enabled, this
* would have already happened in close and is redundant.
diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c
index 32ef112f8291..f0b979a70655 100644
--- a/drivers/net/ethernet/intel/igc/igc_ptp.c
+++ b/drivers/net/ethernet/intel/igc/igc_ptp.c
@@ -356,16 +356,35 @@ static int igc_ptp_feature_enable_i225(struct ptp_clock_info *ptp,
tsim &= ~IGC_TSICR_TT0;
}
if (on) {
+ struct timespec64 safe_start;
int i = rq->perout.index;
igc_pin_perout(igc, i, pin, use_freq);
- igc->perout[i].start.tv_sec = rq->perout.start.sec;
+ igc_ptp_read(igc, &safe_start);
+
+ /* PPS output start time is triggered by Target time(TT)
+ * register. Programming any past time value into TT
+ * register will cause PPS to never start. Need to make
+ * sure we program the TT register a time ahead in
+ * future. There isn't a stringent need to fire PPS out
+ * right away. Adding +2 seconds should take care of
+ * corner cases. Let's say if the SYSTIML is close to
+ * wrap up and the timer keeps ticking as we program the
+ * register, adding +2seconds is safe bet.
+ */
+ safe_start.tv_sec += 2;
+
+ if (rq->perout.start.sec < safe_start.tv_sec)
+ igc->perout[i].start.tv_sec = safe_start.tv_sec;
+ else
+ igc->perout[i].start.tv_sec = rq->perout.start.sec;
igc->perout[i].start.tv_nsec = rq->perout.start.nsec;
igc->perout[i].period.tv_sec = ts.tv_sec;
igc->perout[i].period.tv_nsec = ts.tv_nsec;
- wr32(trgttimh, rq->perout.start.sec);
+ wr32(trgttimh, (u32)igc->perout[i].start.tv_sec);
/* For now, always select timer 0 as source. */
- wr32(trgttiml, rq->perout.start.nsec | IGC_TT_IO_TIMER_SEL_SYSTIM0);
+ wr32(trgttiml, (u32)(igc->perout[i].start.tv_nsec |
+ IGC_TT_IO_TIMER_SEL_SYSTIM0));
if (use_freq)
wr32(freqout, ns);
tsauxc |= tsauxc_mask;
diff --git a/drivers/net/ethernet/intel/igc/igc_tsn.c b/drivers/net/ethernet/intel/igc/igc_tsn.c
index 94a2b0dfb54d..a9c08321aca9 100644
--- a/drivers/net/ethernet/intel/igc/igc_tsn.c
+++ b/drivers/net/ethernet/intel/igc/igc_tsn.c
@@ -37,7 +37,7 @@ static unsigned int igc_tsn_new_flags(struct igc_adapter *adapter)
{
unsigned int new_flags = adapter->flags & ~IGC_FLAG_TSN_ANY_ENABLED;
- if (adapter->qbv_enable)
+ if (adapter->taprio_offload_enable)
new_flags |= IGC_FLAG_TSN_QBV_ENABLED;
if (is_any_launchtime(adapter))
@@ -114,7 +114,6 @@ static int igc_tsn_disable_offload(struct igc_adapter *adapter)
static int igc_tsn_enable_offload(struct igc_adapter *adapter)
{
struct igc_hw *hw = &adapter->hw;
- bool tsn_mode_reconfig = false;
u32 tqavctrl, baset_l, baset_h;
u32 sec, nsec, cycle;
ktime_t base_time, systim;
@@ -133,8 +132,28 @@ static int igc_tsn_enable_offload(struct igc_adapter *adapter)
wr32(IGC_STQT(i), ring->start_time);
wr32(IGC_ENDQT(i), ring->end_time);
- txqctl |= IGC_TXQCTL_STRICT_CYCLE |
- IGC_TXQCTL_STRICT_END;
+ if (adapter->taprio_offload_enable) {
+ /* If taprio_offload_enable is set we are in "taprio"
+ * mode and we need to be strict about the
+ * cycles: only transmit a packet if it can be
+ * completed during that cycle.
+ *
+ * If taprio_offload_enable is NOT true when
+ * enabling TSN offload, the cycle should have
+ * no external effects, but is only used internally
+ * to adapt the base time register after a second
+ * has passed.
+ *
+ * Enabling strict mode in this case would
+ * unnecessarily prevent the transmission of
+ * certain packets (i.e. at the boundary of a
+ * second) and thus interfere with the launchtime
+ * feature that promises transmission at a
+ * certain point in time.
+ */
+ txqctl |= IGC_TXQCTL_STRICT_CYCLE |
+ IGC_TXQCTL_STRICT_END;
+ }
if (ring->launchtime_enable)
txqctl |= IGC_TXQCTL_QUEUE_MODE_LAUNCHT;
@@ -228,11 +247,10 @@ skip_cbs:
tqavctrl = rd32(IGC_TQAVCTRL) & ~IGC_TQAVCTRL_FUTSCDDIS;
- if (tqavctrl & IGC_TQAVCTRL_TRANSMIT_MODE_TSN)
- tsn_mode_reconfig = true;
-
tqavctrl |= IGC_TQAVCTRL_TRANSMIT_MODE_TSN | IGC_TQAVCTRL_ENHANCED_QAV;
+ adapter->qbv_count++;
+
cycle = adapter->cycle_time;
base_time = adapter->base_time;
@@ -249,17 +267,29 @@ skip_cbs:
* Gate Control List (GCL) is running.
*/
if ((rd32(IGC_BASET_H) || rd32(IGC_BASET_L)) &&
- tsn_mode_reconfig)
+ (adapter->tc_setup_type == TC_SETUP_QDISC_TAPRIO) &&
+ (adapter->qbv_count > 1))
adapter->qbv_config_change_errors++;
} else {
- /* According to datasheet section 7.5.2.9.3.3, FutScdDis bit
- * has to be configured before the cycle time and base time.
- * Tx won't hang if there is a GCL is already running,
- * so in this case we don't need to set FutScdDis.
- */
- if (igc_is_device_id_i226(hw) &&
- !(rd32(IGC_BASET_H) || rd32(IGC_BASET_L)))
- tqavctrl |= IGC_TQAVCTRL_FUTSCDDIS;
+ if (igc_is_device_id_i226(hw)) {
+ ktime_t adjust_time, expires_time;
+
+ /* According to datasheet section 7.5.2.9.3.3, FutScdDis bit
+ * has to be configured before the cycle time and base time.
+ * Tx won't hang if a GCL is already running,
+ * so in this case we don't need to set FutScdDis.
+ */
+ if (!(rd32(IGC_BASET_H) || rd32(IGC_BASET_L)))
+ tqavctrl |= IGC_TQAVCTRL_FUTSCDDIS;
+
+ nsec = rd32(IGC_SYSTIML);
+ sec = rd32(IGC_SYSTIMH);
+ systim = ktime_set(sec, nsec);
+
+ adjust_time = adapter->base_time;
+ expires_time = ktime_sub_ns(adjust_time, systim);
+ hrtimer_start(&adapter->hrtimer, expires_time, HRTIMER_MODE_REL);
+ }
}
wr32(IGC_TQAVCTRL, tqavctrl);
@@ -305,7 +335,11 @@ int igc_tsn_offload_apply(struct igc_adapter *adapter)
{
struct igc_hw *hw = &adapter->hw;
- if (netif_running(adapter->netdev) && igc_is_device_id_i225(hw)) {
+ /* Per I225/6 HW Design Section 7.5.2.1, transmit mode
+ * cannot be changed dynamically. Require reset the adapter.
+ */
+ if (netif_running(adapter->netdev) &&
+ (igc_is_device_id_i225(hw) || !adapter->qbv_count)) {
schedule_work(&adapter->reset_task);
return 0;
}
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index ff5647bcdfca..acf4f6ba73a6 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1511,7 +1511,7 @@ static void mvneta_defaults_set(struct mvneta_port *pp)
*/
if (txq_number == 1)
txq_map = (cpu == pp->rxq_def) ?
- MVNETA_CPU_TXQ_ACCESS(1) : 0;
+ MVNETA_CPU_TXQ_ACCESS(0) : 0;
} else {
txq_map = MVNETA_CPU_TXQ_ACCESS_ALL_MASK;
@@ -4356,7 +4356,7 @@ static void mvneta_percpu_elect(struct mvneta_port *pp)
*/
if (txq_number == 1)
txq_map = (cpu == elected_cpu) ?
- MVNETA_CPU_TXQ_ACCESS(1) : 0;
+ MVNETA_CPU_TXQ_ACCESS(0) : 0;
else
txq_map = mvreg_read(pp, MVNETA_CPU_MAP(cpu)) &
MVNETA_CPU_TXQ_ACCESS_ALL_MASK;
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/ptp.c b/drivers/net/ethernet/marvell/octeontx2/af/ptp.c
index 3411e2e47d46..0ee420a489fc 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/ptp.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/ptp.c
@@ -208,7 +208,7 @@ struct ptp *ptp_get(void)
/* Check driver is bound to PTP block */
if (!ptp)
ptp = ERR_PTR(-EPROBE_DEFER);
- else
+ else if (!IS_ERR(ptp))
pci_dev_get(ptp->pdev);
return ptp;
@@ -388,11 +388,10 @@ static int ptp_extts_on(struct ptp *ptp, int on)
static int ptp_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
- struct device *dev = &pdev->dev;
struct ptp *ptp;
int err;
- ptp = devm_kzalloc(dev, sizeof(*ptp), GFP_KERNEL);
+ ptp = kzalloc(sizeof(*ptp), GFP_KERNEL);
if (!ptp) {
err = -ENOMEM;
goto error;
@@ -428,20 +427,19 @@ static int ptp_probe(struct pci_dev *pdev,
return 0;
error_free:
- devm_kfree(dev, ptp);
+ kfree(ptp);
error:
/* For `ptp_get()` we need to differentiate between the case
* when the core has not tried to probe this device and the case when
- * the probe failed. In the later case we pretend that the
- * initialization was successful and keep the error in
+ * the probe failed. In the later case we keep the error in
* `dev->driver_data`.
*/
pci_set_drvdata(pdev, ERR_PTR(err));
if (!first_ptp_block)
first_ptp_block = ERR_PTR(err);
- return 0;
+ return err;
}
static void ptp_remove(struct pci_dev *pdev)
@@ -449,16 +447,17 @@ static void ptp_remove(struct pci_dev *pdev)
struct ptp *ptp = pci_get_drvdata(pdev);
u64 clock_cfg;
- if (cn10k_ptp_errata(ptp) && hrtimer_active(&ptp->hrtimer))
- hrtimer_cancel(&ptp->hrtimer);
-
if (IS_ERR_OR_NULL(ptp))
return;
+ if (cn10k_ptp_errata(ptp) && hrtimer_active(&ptp->hrtimer))
+ hrtimer_cancel(&ptp->hrtimer);
+
/* Disable PTP clock */
clock_cfg = readq(ptp->reg_base + PTP_CLOCK_CFG);
clock_cfg &= ~PTP_CLOCK_CFG_PTP_EN;
writeq(clock_cfg, ptp->reg_base + PTP_CLOCK_CFG);
+ kfree(ptp);
}
static const struct pci_device_id ptp_id_table[] = {
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
index 8dbc35c481f6..73df2d564545 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
@@ -3252,7 +3252,7 @@ static int rvu_probe(struct pci_dev *pdev, const struct pci_device_id *id)
rvu->ptp = ptp_get();
if (IS_ERR(rvu->ptp)) {
err = PTR_ERR(rvu->ptp);
- if (err == -EPROBE_DEFER)
+ if (err)
goto err_release_regions;
rvu->ptp = NULL;
}
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
index 0d745ae1cc9a..04b0e885f9d2 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
@@ -4069,21 +4069,14 @@ int rvu_mbox_handler_nix_set_rx_mode(struct rvu *rvu, struct nix_rx_mode *req,
}
/* install/uninstall promisc entry */
- if (promisc) {
+ if (promisc)
rvu_npc_install_promisc_entry(rvu, pcifunc, nixlf,
pfvf->rx_chan_base,
pfvf->rx_chan_cnt);
-
- if (rvu_npc_exact_has_match_table(rvu))
- rvu_npc_exact_promisc_enable(rvu, pcifunc);
- } else {
+ else
if (!nix_rx_multicast)
rvu_npc_enable_promisc_entry(rvu, pcifunc, nixlf, false);
- if (rvu_npc_exact_has_match_table(rvu))
- rvu_npc_exact_promisc_disable(rvu, pcifunc);
- }
-
return 0;
}
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c
index 9f11c1e40737..6fe67f3a7f6f 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c
@@ -1164,8 +1164,10 @@ static u16 __rvu_npc_exact_cmd_rules_cnt_update(struct rvu *rvu, int drop_mcam_i
{
struct npc_exact_table *table;
u16 *cnt, old_cnt;
+ bool promisc;
table = rvu->hw->table;
+ promisc = table->promisc_mode[drop_mcam_idx];
cnt = &table->cnt_cmd_rules[drop_mcam_idx];
old_cnt = *cnt;
@@ -1177,13 +1179,18 @@ static u16 __rvu_npc_exact_cmd_rules_cnt_update(struct rvu *rvu, int drop_mcam_i
*enable_or_disable_cam = false;
- /* If all rules are deleted, disable cam */
+ if (promisc)
+ goto done;
+
+ /* If all rules are deleted and not already in promisc mode;
+ * disable cam
+ */
if (!*cnt && val < 0) {
*enable_or_disable_cam = true;
goto done;
}
- /* If rule got added, enable cam */
+ /* If rule got added and not already in promisc mode; enable cam */
if (!old_cnt && val > 0) {
*enable_or_disable_cam = true;
goto done;
@@ -1462,6 +1469,12 @@ int rvu_npc_exact_promisc_disable(struct rvu *rvu, u16 pcifunc)
*promisc = false;
mutex_unlock(&table->lock);
+ /* Enable drop rule */
+ rvu_npc_enable_mcam_by_entry_index(rvu, drop_mcam_idx, NIX_INTF_RX,
+ true);
+
+ dev_dbg(rvu->dev, "%s: disabled promisc mode (cgx=%d lmac=%d)\n",
+ __func__, cgx_id, lmac_id);
return 0;
}
@@ -1503,6 +1516,12 @@ int rvu_npc_exact_promisc_enable(struct rvu *rvu, u16 pcifunc)
*promisc = true;
mutex_unlock(&table->lock);
+ /* disable drop rule */
+ rvu_npc_enable_mcam_by_entry_index(rvu, drop_mcam_idx, NIX_INTF_RX,
+ false);
+
+ dev_dbg(rvu->dev, "%s: Enabled promisc mode (cgx=%d lmac=%d)\n",
+ __func__, cgx_id, lmac_id);
return 0;
}
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c
index 10e11262d48a..2d7713a1a153 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c
@@ -872,6 +872,14 @@ static int otx2_prepare_flow_request(struct ethtool_rx_flow_spec *fsp,
return -EINVAL;
vlan_etype = be16_to_cpu(fsp->h_ext.vlan_etype);
+
+ /* Drop rule with vlan_etype == 802.1Q
+ * and vlan_id == 0 is not supported
+ */
+ if (vlan_etype == ETH_P_8021Q && !fsp->m_ext.vlan_tci &&
+ fsp->ring_cookie == RX_CLS_FLOW_DISC)
+ return -EINVAL;
+
/* Only ETH_P_8021Q and ETH_P_802AD types supported */
if (vlan_etype != ETH_P_8021Q &&
vlan_etype != ETH_P_8021AD)
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c
index 8a13df592af6..5e56b6c3e60a 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c
@@ -597,6 +597,21 @@ static int otx2_tc_prepare_flow(struct otx2_nic *nic, struct otx2_tc_flow *node,
return -EOPNOTSUPP;
}
+ if (!match.mask->vlan_id) {
+ struct flow_action_entry *act;
+ int i;
+
+ flow_action_for_each(i, act, &rule->action) {
+ if (act->id == FLOW_ACTION_DROP) {
+ netdev_err(nic->netdev,
+ "vlan tpid 0x%x with vlan_id %d is not supported for DROP rule.\n",
+ ntohs(match.key->vlan_tpid),
+ match.key->vlan_id);
+ return -EOPNOTSUPP;
+ }
+ }
+ }
+
if (match.mask->vlan_id ||
match.mask->vlan_dei ||
match.mask->vlan_priority) {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c b/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c
index 03cb79adf912..be83ad9db82a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c
@@ -594,7 +594,7 @@ int mlx5e_fs_tt_redirect_any_create(struct mlx5e_flow_steering *fs)
err = fs_any_create_table(fs);
if (err)
- return err;
+ goto err_free_any;
err = fs_any_enable(fs);
if (err)
@@ -606,8 +606,8 @@ int mlx5e_fs_tt_redirect_any_create(struct mlx5e_flow_steering *fs)
err_destroy_table:
fs_any_destroy_table(fs_any);
-
- kfree(fs_any);
+err_free_any:
mlx5e_fs_set_any(fs, NULL);
+ kfree(fs_any);
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
index 3cbebfba582b..b0b429a0321e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
@@ -729,8 +729,10 @@ int mlx5e_ptp_open(struct mlx5e_priv *priv, struct mlx5e_params *params,
c = kvzalloc_node(sizeof(*c), GFP_KERNEL, dev_to_node(mlx5_core_dma_dev(mdev)));
cparams = kvzalloc(sizeof(*cparams), GFP_KERNEL);
- if (!c || !cparams)
- return -ENOMEM;
+ if (!c || !cparams) {
+ err = -ENOMEM;
+ goto err_free;
+ }
c->priv = priv;
c->mdev = priv->mdev;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
index a254e728ac95..fadfa8b50beb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
@@ -1545,7 +1545,8 @@ mlx5_tc_ct_parse_action(struct mlx5_tc_ct_priv *priv,
attr->ct_attr.ct_action |= act->ct.action; /* So we can have clear + ct */
attr->ct_attr.zone = act->ct.zone;
- attr->ct_attr.nf_ft = act->ct.flow_table;
+ if (!(act->ct.action & TCA_CT_ACT_CLEAR))
+ attr->ct_attr.nf_ft = act->ct.flow_table;
attr->ct_attr.act_miss_cookie = act->miss_cookie;
return 0;
@@ -1990,6 +1991,9 @@ mlx5_tc_ct_flow_offload(struct mlx5_tc_ct_priv *priv, struct mlx5_flow_attr *att
if (!priv)
return -EOPNOTSUPP;
+ if (attr->ct_attr.offloaded)
+ return 0;
+
if (attr->ct_attr.ct_action & TCA_CT_ACT_CLEAR) {
err = mlx5_tc_ct_entry_set_registers(priv, &attr->parse_attr->mod_hdr_acts,
0, 0, 0, 0);
@@ -1999,11 +2003,15 @@ mlx5_tc_ct_flow_offload(struct mlx5_tc_ct_priv *priv, struct mlx5_flow_attr *att
attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
}
- if (!attr->ct_attr.nf_ft) /* means only ct clear action, and not ct_clear,ct() */
+ if (!attr->ct_attr.nf_ft) { /* means only ct clear action, and not ct_clear,ct() */
+ attr->ct_attr.offloaded = true;
return 0;
+ }
mutex_lock(&priv->control_lock);
err = __mlx5_tc_ct_flow_offload(priv, attr);
+ if (!err)
+ attr->ct_attr.offloaded = true;
mutex_unlock(&priv->control_lock);
return err;
@@ -2021,7 +2029,7 @@ void
mlx5_tc_ct_delete_flow(struct mlx5_tc_ct_priv *priv,
struct mlx5_flow_attr *attr)
{
- if (!attr->ct_attr.ft) /* no ct action, return */
+ if (!attr->ct_attr.offloaded) /* no ct action, return */
return;
if (!attr->ct_attr.nf_ft) /* means only ct clear action, and not ct_clear,ct() */
return;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h
index 8e9316fa46d4..b66c5f98067f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h
@@ -29,6 +29,7 @@ struct mlx5_ct_attr {
u32 ct_labels_id;
u32 act_miss_mapping;
u64 act_miss_cookie;
+ bool offloaded;
struct mlx5_ct_ft *ft;
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index f0e6095809fa..40589cebb773 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -662,8 +662,7 @@ static void mlx5e_free_xdpsq_desc(struct mlx5e_xdpsq *sq,
/* No need to check ((page->pp_magic & ~0x3UL) == PP_SIGNATURE)
* as we know this is a page_pool page.
*/
- page_pool_put_defragged_page(page->pp,
- page, -1, true);
+ page_pool_recycle_direct(page->pp, page);
} while (++n < num);
break;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/fs_tcp.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/fs_tcp.c
index 88a5aed9d678..c7d191f66ad1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/fs_tcp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/fs_tcp.c
@@ -190,6 +190,7 @@ static int accel_fs_tcp_create_groups(struct mlx5e_flow_table *ft,
in = kvzalloc(inlen, GFP_KERNEL);
if (!in || !ft->g) {
kfree(ft->g);
+ ft->g = NULL;
kvfree(in);
return -ENOMEM;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 704b022cd1f0..41d37159e027 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -390,10 +390,18 @@ static void mlx5e_dealloc_rx_wqe(struct mlx5e_rq *rq, u16 ix)
{
struct mlx5e_wqe_frag_info *wi = get_frag(rq, ix);
- if (rq->xsk_pool)
+ if (rq->xsk_pool) {
mlx5e_xsk_free_rx_wqe(wi);
- else
+ } else {
mlx5e_free_rx_wqe(rq, wi);
+
+ /* Avoid a second release of the wqe pages: dealloc is called
+ * for the same missing wqes on regular RQ flush and on regular
+ * RQ close. This happens when XSK RQs come into play.
+ */
+ for (int i = 0; i < rq->wqe.info.num_frags; i++, wi++)
+ wi->flags |= BIT(MLX5E_WQE_FRAG_SKIP_RELEASE);
+ }
}
static void mlx5e_xsk_free_rx_wqes(struct mlx5e_rq *rq, u16 ix, int wqe_bulk)
@@ -1743,11 +1751,11 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq, struct mlx5e_wqe_frag_info *wi
prog = rcu_dereference(rq->xdp_prog);
if (prog && mlx5e_xdp_handle(rq, prog, &mxbuf)) {
- if (test_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) {
+ if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) {
struct mlx5e_wqe_frag_info *pwi;
for (pwi = head_wi; pwi < wi; pwi++)
- pwi->flags |= BIT(MLX5E_WQE_FRAG_SKIP_RELEASE);
+ pwi->frag_page->frags++;
}
return NULL; /* page/packet was consumed by XDP */
}
@@ -1817,12 +1825,8 @@ static void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
rq, wi, cqe, cqe_bcnt);
if (!skb) {
/* probably for XDP */
- if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) {
- /* do not return page to cache,
- * it will be returned on XDP_TX completion.
- */
- wi->flags |= BIT(MLX5E_WQE_FRAG_SKIP_RELEASE);
- }
+ if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags))
+ wi->frag_page->frags++;
goto wq_cyc_pop;
}
@@ -1868,12 +1872,8 @@ static void mlx5e_handle_rx_cqe_rep(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
rq, wi, cqe, cqe_bcnt);
if (!skb) {
/* probably for XDP */
- if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) {
- /* do not return page to cache,
- * it will be returned on XDP_TX completion.
- */
- wi->flags |= BIT(MLX5E_WQE_FRAG_SKIP_RELEASE);
- }
+ if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags))
+ wi->frag_page->frags++;
goto wq_cyc_pop;
}
@@ -2052,12 +2052,12 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w
if (prog) {
if (mlx5e_xdp_handle(rq, prog, &mxbuf)) {
if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) {
- int i;
+ struct mlx5e_frag_page *pfp;
+
+ for (pfp = head_page; pfp < frag_page; pfp++)
+ pfp->frags++;
- for (i = 0; i < sinfo->nr_frags; i++)
- /* non-atomic */
- __set_bit(page_idx + i, wi->skip_release_bitmap);
- return NULL;
+ wi->linear_page.frags++;
}
mlx5e_page_release_fragmented(rq, &wi->linear_page);
return NULL; /* page/packet was consumed by XDP */
@@ -2155,7 +2155,7 @@ mlx5e_skb_from_cqe_mpwrq_linear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi,
cqe_bcnt, &mxbuf);
if (mlx5e_xdp_handle(rq, prog, &mxbuf)) {
if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags))
- __set_bit(page_idx, wi->skip_release_bitmap); /* non-atomic */
+ frag_page->frags++;
return NULL; /* page/packet was consumed by XDP */
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 41dc26800f48..8d0a3f69693e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1639,7 +1639,8 @@ static void remove_unready_flow(struct mlx5e_tc_flow *flow)
uplink_priv = &rpriv->uplink_priv;
mutex_lock(&uplink_priv->unready_flows_lock);
- unready_flow_del(flow);
+ if (flow_flag_test(flow, NOT_READY))
+ unready_flow_del(flow);
mutex_unlock(&uplink_priv->unready_flows_lock);
}
@@ -1932,8 +1933,7 @@ static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv,
esw_attr = attr->esw_attr;
mlx5e_put_flow_tunnel_id(flow);
- if (flow_flag_test(flow, NOT_READY))
- remove_unready_flow(flow);
+ remove_unready_flow(flow);
if (mlx5e_is_offloaded_flow(flow)) {
if (flow_flag_test(flow, SLOW))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index faec7d7a4400..243c455f1029 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -807,6 +807,9 @@ static int mlx5_esw_vport_caps_get(struct mlx5_eswitch *esw, struct mlx5_vport *
hca_caps = MLX5_ADDR_OF(query_hca_cap_out, query_ctx, capability);
vport->info.roce_enabled = MLX5_GET(cmd_hca_cap, hca_caps, roce);
+ if (!MLX5_CAP_GEN_MAX(esw->dev, hca_cap_2))
+ goto out_free;
+
memset(query_ctx, 0, query_out_sz);
err = mlx5_vport_get_other_func_cap(esw->dev, vport->vport, query_ctx,
MLX5_CAP_GENERAL_2);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/thermal.c b/drivers/net/ethernet/mellanox/mlx5/core/thermal.c
index 20bb5eb266c1..52199d39657e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/thermal.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/thermal.c
@@ -68,14 +68,19 @@ static struct thermal_zone_device_ops mlx5_thermal_ops = {
int mlx5_thermal_init(struct mlx5_core_dev *mdev)
{
+ char data[THERMAL_NAME_LENGTH];
struct mlx5_thermal *thermal;
- struct thermal_zone_device *tzd;
- const char *data = "mlx5";
+ int err;
- tzd = thermal_zone_get_zone_by_name(data);
- if (!IS_ERR(tzd))
+ if (!mlx5_core_is_pf(mdev) && !mlx5_core_is_ecpf(mdev))
return 0;
+ err = snprintf(data, sizeof(data), "mlx5_%s", dev_name(mdev->device));
+ if (err < 0 || err >= sizeof(data)) {
+ mlx5_core_err(mdev, "Failed to setup thermal zone name, %d\n", err);
+ return -EINVAL;
+ }
+
thermal = kzalloc(sizeof(*thermal), GFP_KERNEL);
if (!thermal)
return -ENOMEM;
@@ -89,10 +94,10 @@ int mlx5_thermal_init(struct mlx5_core_dev *mdev)
&mlx5_thermal_ops,
NULL, 0, MLX5_THERMAL_POLL_INT_MSEC);
if (IS_ERR(thermal->tzdev)) {
- dev_err(mdev->device, "Failed to register thermal zone device (%s) %ld\n",
- data, PTR_ERR(thermal->tzdev));
+ err = PTR_ERR(thermal->tzdev);
+ mlx5_core_err(mdev, "Failed to register thermal zone device (%s) %d\n", data, err);
kfree(thermal);
- return -EINVAL;
+ return err;
}
mdev->thermal = thermal;
diff --git a/drivers/net/ethernet/microchip/Kconfig b/drivers/net/ethernet/microchip/Kconfig
index 24c994baad13..329e374b9539 100644
--- a/drivers/net/ethernet/microchip/Kconfig
+++ b/drivers/net/ethernet/microchip/Kconfig
@@ -46,7 +46,7 @@ config LAN743X
tristate "LAN743x support"
depends on PCI
depends on PTP_1588_CLOCK_OPTIONAL
- select PHYLIB
+ select FIXED_PHY
select CRC16
select CRC32
help
diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c
index 2fa833d041ba..56ccbd4c37fe 100644
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -2927,7 +2927,6 @@ int ocelot_init(struct ocelot *ocelot)
mutex_init(&ocelot->mact_lock);
mutex_init(&ocelot->fwd_domain_lock);
- mutex_init(&ocelot->tas_lock);
spin_lock_init(&ocelot->ptp_clock_lock);
spin_lock_init(&ocelot->ts_id_lock);
diff --git a/drivers/net/ethernet/mscc/ocelot_mm.c b/drivers/net/ethernet/mscc/ocelot_mm.c
index fb3145118d68..c815ae64e39d 100644
--- a/drivers/net/ethernet/mscc/ocelot_mm.c
+++ b/drivers/net/ethernet/mscc/ocelot_mm.c
@@ -67,10 +67,13 @@ void ocelot_port_update_active_preemptible_tcs(struct ocelot *ocelot, int port)
val = mm->preemptible_tcs;
/* Cut through switching doesn't work for preemptible priorities,
- * so first make sure it is disabled.
+ * so first make sure it is disabled. Also, changing the preemptible
+ * TCs affects the oversized frame dropping logic, so that needs to be
+ * re-triggered. And since tas_guard_bands_update() also implicitly
+ * calls cut_through_fwd(), we don't need to explicitly call it.
*/
mm->active_preemptible_tcs = val;
- ocelot->ops->cut_through_fwd(ocelot);
+ ocelot->ops->tas_guard_bands_update(ocelot, port);
dev_dbg(ocelot->dev,
"port %d %s/%s, MM TX %s, preemptible TCs 0x%x, active 0x%x\n",
@@ -89,17 +92,14 @@ void ocelot_port_change_fp(struct ocelot *ocelot, int port,
{
struct ocelot_mm_state *mm = &ocelot->mm[port];
- mutex_lock(&ocelot->fwd_domain_lock);
+ lockdep_assert_held(&ocelot->fwd_domain_lock);
if (mm->preemptible_tcs == preemptible_tcs)
- goto out_unlock;
+ return;
mm->preemptible_tcs = preemptible_tcs;
ocelot_port_update_active_preemptible_tcs(ocelot, port);
-
-out_unlock:
- mutex_unlock(&ocelot->fwd_domain_lock);
}
static void ocelot_mm_update_port_status(struct ocelot *ocelot, int port)
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
index b8678da1cce5..ab7d217b98b3 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
@@ -353,12 +353,6 @@ err_out_reset:
ionic_reset(ionic);
err_out_teardown:
ionic_dev_teardown(ionic);
- pci_clear_master(pdev);
- /* Don't fail the probe for these errors, keep
- * the hw interface around for inspection
- */
- return 0;
-
err_out_unmap_bars:
ionic_unmap_bars(ionic);
err_out_pci_release_regions:
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index 7c20a44e549b..612b0015dc43 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -475,11 +475,6 @@ static void ionic_qcqs_free(struct ionic_lif *lif)
static void ionic_link_qcq_interrupts(struct ionic_qcq *src_qcq,
struct ionic_qcq *n_qcq)
{
- if (WARN_ON(n_qcq->flags & IONIC_QCQ_F_INTR)) {
- ionic_intr_free(n_qcq->cq.lif->ionic, n_qcq->intr.index);
- n_qcq->flags &= ~IONIC_QCQ_F_INTR;
- }
-
n_qcq->intr.vector = src_qcq->intr.vector;
n_qcq->intr.index = src_qcq->intr.index;
n_qcq->napi_qcq = src_qcq->napi_qcq;
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_hw.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_hw.c
index 12405d71c5ee..0772eb14eabf 100644
--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_hw.c
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_hw.c
@@ -186,9 +186,6 @@ static int txgbe_calc_eeprom_checksum(struct wx *wx, u16 *checksum)
if (eeprom_ptrs)
kvfree(eeprom_ptrs);
- if (*checksum > TXGBE_EEPROM_SUM)
- return -EINVAL;
-
*checksum = TXGBE_EEPROM_SUM - *checksum;
return 0;
diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c
index 6045bece2654..b4d3b9cde8bd 100644
--- a/drivers/net/netdevsim/dev.c
+++ b/drivers/net/netdevsim/dev.c
@@ -184,13 +184,10 @@ static ssize_t nsim_dev_trap_fa_cookie_write(struct file *file,
cookie_len = (count - 1) / 2;
if ((count - 1) % 2)
return -EINVAL;
- buf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);
- if (!buf)
- return -ENOMEM;
- ret = simple_write_to_buffer(buf, count, ppos, data, count);
- if (ret < 0)
- goto free_buf;
+ buf = memdup_user(data, count);
+ if (IS_ERR(buf))
+ return PTR_ERR(buf);
fa_cookie = kmalloc(sizeof(*fa_cookie) + cookie_len,
GFP_KERNEL | __GFP_NOWARN);
diff --git a/drivers/net/wireless/cisco/airo.c b/drivers/net/wireless/cisco/airo.c
index 7c4cc5f5e1eb..dbd13f7aa3e6 100644
--- a/drivers/net/wireless/cisco/airo.c
+++ b/drivers/net/wireless/cisco/airo.c
@@ -6157,8 +6157,11 @@ static int airo_get_rate(struct net_device *dev,
struct iw_param *vwrq = &wrqu->bitrate;
struct airo_info *local = dev->ml_priv;
StatusRid status_rid; /* Card status info */
+ int ret;
- readStatusRid(local, &status_rid, 1);
+ ret = readStatusRid(local, &status_rid, 1);
+ if (ret)
+ return -EBUSY;
vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000;
/* If more than one rate, set auto */
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
index aa4320ca4c30..d594694206b3 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
@@ -84,7 +84,6 @@ const struct iwl_ht_params iwl_22000_ht_params = {
.mac_addr_from_csr = 0x380, \
.ht_params = &iwl_22000_ht_params, \
.nvm_ver = IWL_22000_NVM_VERSION, \
- .trans.use_tfh = true, \
.trans.rf_id = true, \
.trans.gen2 = true, \
.nvm_type = IWL_NVM_EXT, \
@@ -122,7 +121,6 @@ const struct iwl_ht_params iwl_22000_ht_params = {
const struct iwl_cfg_trans_params iwl_qu_trans_cfg = {
.mq_rx_supported = true,
- .use_tfh = true,
.rf_id = true,
.gen2 = true,
.device_family = IWL_DEVICE_FAMILY_22000,
@@ -134,7 +132,6 @@ const struct iwl_cfg_trans_params iwl_qu_trans_cfg = {
const struct iwl_cfg_trans_params iwl_qu_medium_latency_trans_cfg = {
.mq_rx_supported = true,
- .use_tfh = true,
.rf_id = true,
.gen2 = true,
.device_family = IWL_DEVICE_FAMILY_22000,
@@ -146,7 +143,6 @@ const struct iwl_cfg_trans_params iwl_qu_medium_latency_trans_cfg = {
const struct iwl_cfg_trans_params iwl_qu_long_latency_trans_cfg = {
.mq_rx_supported = true,
- .use_tfh = true,
.rf_id = true,
.gen2 = true,
.device_family = IWL_DEVICE_FAMILY_22000,
@@ -200,7 +196,6 @@ const struct iwl_cfg_trans_params iwl_ax200_trans_cfg = {
.device_family = IWL_DEVICE_FAMILY_22000,
.base_params = &iwl_22000_base_params,
.mq_rx_supported = true,
- .use_tfh = true,
.rf_id = true,
.gen2 = true,
.bisr_workaround = 1,
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
index 742096c5a36a..241a9e3f2a1a 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
@@ -256,7 +256,6 @@ enum iwl_cfg_trans_ltr_delay {
* @xtal_latency: power up latency to get the xtal stabilized
* @extra_phy_cfg_flags: extra configuration flags to pass to the PHY
* @rf_id: need to read rf_id to determine the firmware image
- * @use_tfh: use TFH
* @gen2: 22000 and on transport operation
* @mq_rx_supported: multi-queue rx support
* @integrated: discrete or integrated
@@ -271,7 +270,6 @@ struct iwl_cfg_trans_params {
u32 xtal_latency;
u32 extra_phy_cfg_flags;
u32 rf_id:1,
- use_tfh:1,
gen2:1,
mq_rx_supported:1,
integrated:1,
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-fh.h b/drivers/net/wireless/intel/iwlwifi/iwl-fh.h
index bedd78a47f67..4e4a60ddf9b2 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-fh.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-fh.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
- * Copyright (C) 2005-2014, 2018-2021 Intel Corporation
+ * Copyright (C) 2005-2014, 2018-2021, 2023 Intel Corporation
* Copyright (C) 2015-2017 Intel Deutschland GmbH
*/
#ifndef __iwl_fh_h__
@@ -71,7 +71,7 @@
static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
unsigned int chnl)
{
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
WARN_ON_ONCE(chnl >= 64);
return TFH_TFDQ_CBB_TABLE + 8 * chnl;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.c b/drivers/net/wireless/intel/iwlwifi/iwl-trans.c
index b1af9359cea5..4bd759432d44 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.c
@@ -2,7 +2,7 @@
/*
* Copyright (C) 2015 Intel Mobile Communications GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
- * Copyright (C) 2019-2021 Intel Corporation
+ * Copyright (C) 2019-2021, 2023 Intel Corporation
*/
#include <linux/kernel.h>
#include <linux/bsearch.h>
@@ -42,7 +42,7 @@ struct iwl_trans *iwl_trans_alloc(unsigned int priv_size,
WARN_ON(!ops->wait_txq_empty && !ops->wait_tx_queues_empty);
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
trans->txqs.tfd.addr_size = 64;
trans->txqs.tfd.max_tbs = IWL_TFH_NUM_TBS;
trans->txqs.tfd.size = sizeof(struct iwl_tfh_tfd);
@@ -101,7 +101,7 @@ int iwl_trans_init(struct iwl_trans *trans)
/* Some things must not change even if the config does */
WARN_ON(trans->txqs.tfd.addr_size !=
- (trans->trans_cfg->use_tfh ? 64 : 36));
+ (trans->trans_cfg->gen2 ? 64 : 36));
snprintf(trans->dev_cmd_pool_name, sizeof(trans->dev_cmd_pool_name),
"iwl_cmd_pool:%s", dev_name(trans->dev));
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index b83df0631279..b18c91c5dd5d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -1450,7 +1450,7 @@ static inline bool iwl_mvm_has_new_station_api(const struct iwl_fw *fw)
static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
{
/* TODO - replace with TLV once defined */
- return mvm->trans->trans_cfg->use_tfh;
+ return mvm->trans->trans_cfg->gen2;
}
static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index eacbbdbffb5e..3e988da44973 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -819,7 +819,7 @@ static int iwl_pcie_load_cpu_sections_8000(struct iwl_trans *trans,
iwl_enable_interrupts(trans);
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
if (cpu == 1)
iwl_write_prph(trans, UREG_UCODE_LOAD_STATUS,
0xFFFF);
@@ -3394,7 +3394,7 @@ iwl_trans_pcie_dump_data(struct iwl_trans *trans,
u8 tfdidx;
u32 caplen, cmdlen;
- if (trans->trans_cfg->use_tfh)
+ if (trans->trans_cfg->gen2)
tfdidx = idx;
else
tfdidx = ptr;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index 1337fa95f657..790e5b124740 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -364,7 +364,7 @@ void iwl_trans_pcie_tx_reset(struct iwl_trans *trans)
for (txq_id = 0; txq_id < trans->trans_cfg->base_params->num_of_queues;
txq_id++) {
struct iwl_txq *txq = trans->txqs.txq[txq_id];
- if (trans->trans_cfg->use_tfh)
+ if (trans->trans_cfg->gen2)
iwl_write_direct64(trans,
FH_MEM_CBBC_QUEUE(trans, txq_id),
txq->dma_addr);
diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c b/drivers/net/wireless/intel/iwlwifi/queue/tx.c
index fbacbe9ada15..5bb3cc3367c9 100644
--- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c
@@ -985,7 +985,7 @@ void iwl_txq_log_scd_error(struct iwl_trans *trans, struct iwl_txq *txq)
bool active;
u8 fifo;
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
IWL_ERR(trans, "Queue %d is stuck %d %d\n", txq_id,
txq->read_ptr, txq->write_ptr);
/* TODO: access new SCD registers and dump them */
@@ -1040,7 +1040,7 @@ int iwl_txq_alloc(struct iwl_trans *trans, struct iwl_txq *txq, int slots_num,
if (WARN_ON(txq->entries || txq->tfds))
return -EINVAL;
- if (trans->trans_cfg->use_tfh)
+ if (trans->trans_cfg->gen2)
tfd_sz = trans->txqs.tfd.size * slots_num;
timer_setup(&txq->stuck_timer, iwl_txq_stuck_timer, 0);
@@ -1347,7 +1347,7 @@ static inline dma_addr_t iwl_txq_gen1_tfd_tb_get_addr(struct iwl_trans *trans,
dma_addr_t addr;
dma_addr_t hi_len;
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
struct iwl_tfh_tfd *tfh_tfd = _tfd;
struct iwl_tfh_tb *tfh_tb = &tfh_tfd->tbs[idx];
@@ -1408,7 +1408,7 @@ void iwl_txq_gen1_tfd_unmap(struct iwl_trans *trans,
meta->tbs = 0;
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
struct iwl_tfh_tfd *tfd_fh = (void *)tfd;
tfd_fh->num_tbs = 0;
@@ -1625,7 +1625,7 @@ void iwl_txq_reclaim(struct iwl_trans *trans, int txq_id, int ssn,
txq->entries[read_ptr].skb = NULL;
- if (!trans->trans_cfg->use_tfh)
+ if (!trans->trans_cfg->gen2)
iwl_txq_gen1_inval_byte_cnt_tbl(trans, txq);
iwl_txq_free_tfd(trans, txq);
diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.h b/drivers/net/wireless/intel/iwlwifi/queue/tx.h
index eca53bfd326d..1e4a24ab9bab 100644
--- a/drivers/net/wireless/intel/iwlwifi/queue/tx.h
+++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
- * Copyright (C) 2020-2022 Intel Corporation
+ * Copyright (C) 2020-2023 Intel Corporation
*/
#ifndef __iwl_trans_queue_tx_h__
#define __iwl_trans_queue_tx_h__
@@ -38,7 +38,7 @@ static inline void iwl_wake_queue(struct iwl_trans *trans,
static inline void *iwl_txq_get_tfd(struct iwl_trans *trans,
struct iwl_txq *txq, int idx)
{
- if (trans->trans_cfg->use_tfh)
+ if (trans->trans_cfg->gen2)
idx = iwl_txq_get_cmd_index(txq, idx);
return (u8 *)txq->tfds + trans->txqs.tfd.size * idx;
@@ -135,7 +135,7 @@ static inline u8 iwl_txq_gen1_tfd_get_num_tbs(struct iwl_trans *trans,
{
struct iwl_tfd *tfd;
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
struct iwl_tfh_tfd *tfh_tfd = _tfd;
return le16_to_cpu(tfh_tfd->num_tbs) & 0x1f;
@@ -151,7 +151,7 @@ static inline u16 iwl_txq_gen1_tfd_tb_get_len(struct iwl_trans *trans,
struct iwl_tfd *tfd;
struct iwl_tfd_tb *tb;
- if (trans->trans_cfg->use_tfh) {
+ if (trans->trans_cfg->gen2) {
struct iwl_tfh_tfd *tfh_tfd = _tfd;
struct iwl_tfh_tb *tfh_tb = &tfh_tfd->tbs[idx];
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
index f0a80c2b476a..4153cd6c2a01 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
@@ -231,10 +231,6 @@ int mt7921_dma_init(struct mt7921_dev *dev)
if (ret)
return ret;
- ret = mt7921_wfsys_reset(dev);
- if (ret)
- return ret;
-
/* init tx queue */
ret = mt76_connac_init_tx_queues(dev->phy.mt76, MT7921_TXQ_BAND0,
MT7921_TX_RING_SIZE,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
index c69ce6df4956..f55caa00ac69 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -476,12 +476,6 @@ static int mt7921_load_firmware(struct mt7921_dev *dev)
{
int ret;
- ret = mt76_get_field(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY);
- if (ret && mt76_is_mmio(&dev->mt76)) {
- dev_dbg(dev->mt76.dev, "Firmware is already download\n");
- goto fw_loaded;
- }
-
ret = mt76_connac2_load_patch(&dev->mt76, mt7921_patch_name(dev));
if (ret)
return ret;
@@ -504,8 +498,6 @@ static int mt7921_load_firmware(struct mt7921_dev *dev)
return -EIO;
}
-fw_loaded:
-
#ifdef CONFIG_PM
dev->mt76.hw->wiphy->wowlan = &mt76_connac_wowlan_support;
#endif /* CONFIG_PM */
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
index ddb1fa4ee01d..95610a117d2f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
@@ -325,6 +325,10 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
bus_ops->rmw = mt7921_rmw;
dev->mt76.bus = bus_ops;
+ ret = mt7921e_mcu_fw_pmctrl(dev);
+ if (ret)
+ goto err_free_dev;
+
ret = __mt7921e_mcu_drv_pmctrl(dev);
if (ret)
goto err_free_dev;
@@ -333,6 +337,10 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
(mt7921_l1_rr(dev, MT_HW_REV) & 0xff);
dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
+ ret = mt7921_wfsys_reset(dev);
+ if (ret)
+ goto err_free_dev;
+
mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0);
mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
diff --git a/drivers/net/wireless/realtek/rtw89/debug.c b/drivers/net/wireless/realtek/rtw89/debug.c
index 1db2d59d33ff..a4bbac916e22 100644
--- a/drivers/net/wireless/realtek/rtw89/debug.c
+++ b/drivers/net/wireless/realtek/rtw89/debug.c
@@ -3026,17 +3026,18 @@ static ssize_t rtw89_debug_priv_send_h2c_set(struct file *filp,
struct rtw89_debugfs_priv *debugfs_priv = filp->private_data;
struct rtw89_dev *rtwdev = debugfs_priv->rtwdev;
u8 *h2c;
+ int ret;
u16 h2c_len = count / 2;
h2c = rtw89_hex2bin_user(rtwdev, user_buf, count);
if (IS_ERR(h2c))
return -EFAULT;
- rtw89_fw_h2c_raw(rtwdev, h2c, h2c_len);
+ ret = rtw89_fw_h2c_raw(rtwdev, h2c, h2c_len);
kfree(h2c);
- return count;
+ return ret ? ret : count;
}
static int
diff --git a/drivers/s390/net/ism_drv.c b/drivers/s390/net/ism_drv.c
index 9b5fccdbc7d6..6df7f377d2f9 100644
--- a/drivers/s390/net/ism_drv.c
+++ b/drivers/s390/net/ism_drv.c
@@ -36,7 +36,7 @@ static const struct smcd_ops ism_ops;
static struct ism_client *clients[MAX_CLIENTS]; /* use an array rather than */
/* a list for fast mapping */
static u8 max_client;
-static DEFINE_SPINLOCK(clients_lock);
+static DEFINE_MUTEX(clients_lock);
struct ism_dev_list {
struct list_head list;
struct mutex mutex; /* protects ism device list */
@@ -47,14 +47,22 @@ static struct ism_dev_list ism_dev_list = {
.mutex = __MUTEX_INITIALIZER(ism_dev_list.mutex),
};
+static void ism_setup_forwarding(struct ism_client *client, struct ism_dev *ism)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&ism->lock, flags);
+ ism->subs[client->id] = client;
+ spin_unlock_irqrestore(&ism->lock, flags);
+}
+
int ism_register_client(struct ism_client *client)
{
struct ism_dev *ism;
- unsigned long flags;
int i, rc = -ENOSPC;
mutex_lock(&ism_dev_list.mutex);
- spin_lock_irqsave(&clients_lock, flags);
+ mutex_lock(&clients_lock);
for (i = 0; i < MAX_CLIENTS; ++i) {
if (!clients[i]) {
clients[i] = client;
@@ -65,12 +73,14 @@ int ism_register_client(struct ism_client *client)
break;
}
}
- spin_unlock_irqrestore(&clients_lock, flags);
+ mutex_unlock(&clients_lock);
+
if (i < MAX_CLIENTS) {
/* initialize with all devices that we got so far */
list_for_each_entry(ism, &ism_dev_list.list, list) {
ism->priv[i] = NULL;
client->add(ism);
+ ism_setup_forwarding(client, ism);
}
}
mutex_unlock(&ism_dev_list.mutex);
@@ -86,25 +96,32 @@ int ism_unregister_client(struct ism_client *client)
int rc = 0;
mutex_lock(&ism_dev_list.mutex);
- spin_lock_irqsave(&clients_lock, flags);
- clients[client->id] = NULL;
- if (client->id + 1 == max_client)
- max_client--;
- spin_unlock_irqrestore(&clients_lock, flags);
list_for_each_entry(ism, &ism_dev_list.list, list) {
+ spin_lock_irqsave(&ism->lock, flags);
+ /* Stop forwarding IRQs and events */
+ ism->subs[client->id] = NULL;
for (int i = 0; i < ISM_NR_DMBS; ++i) {
if (ism->sba_client_arr[i] == client->id) {
- pr_err("%s: attempt to unregister client '%s'"
- "with registered dmb(s)\n", __func__,
- client->name);
+ WARN(1, "%s: attempt to unregister '%s' with registered dmb(s)\n",
+ __func__, client->name);
rc = -EBUSY;
- goto out;
+ goto err_reg_dmb;
}
}
+ spin_unlock_irqrestore(&ism->lock, flags);
}
-out:
mutex_unlock(&ism_dev_list.mutex);
+ mutex_lock(&clients_lock);
+ clients[client->id] = NULL;
+ if (client->id + 1 == max_client)
+ max_client--;
+ mutex_unlock(&clients_lock);
+ return rc;
+
+err_reg_dmb:
+ spin_unlock_irqrestore(&ism->lock, flags);
+ mutex_unlock(&ism_dev_list.mutex);
return rc;
}
EXPORT_SYMBOL_GPL(ism_unregister_client);
@@ -328,6 +345,7 @@ int ism_register_dmb(struct ism_dev *ism, struct ism_dmb *dmb,
struct ism_client *client)
{
union ism_reg_dmb cmd;
+ unsigned long flags;
int ret;
ret = ism_alloc_dmb(ism, dmb);
@@ -351,7 +369,9 @@ int ism_register_dmb(struct ism_dev *ism, struct ism_dmb *dmb,
goto out;
}
dmb->dmb_tok = cmd.response.dmb_tok;
+ spin_lock_irqsave(&ism->lock, flags);
ism->sba_client_arr[dmb->sba_idx - ISM_DMB_BIT_OFFSET] = client->id;
+ spin_unlock_irqrestore(&ism->lock, flags);
out:
return ret;
}
@@ -360,6 +380,7 @@ EXPORT_SYMBOL_GPL(ism_register_dmb);
int ism_unregister_dmb(struct ism_dev *ism, struct ism_dmb *dmb)
{
union ism_unreg_dmb cmd;
+ unsigned long flags;
int ret;
memset(&cmd, 0, sizeof(cmd));
@@ -368,7 +389,9 @@ int ism_unregister_dmb(struct ism_dev *ism, struct ism_dmb *dmb)
cmd.request.dmb_tok = dmb->dmb_tok;
+ spin_lock_irqsave(&ism->lock, flags);
ism->sba_client_arr[dmb->sba_idx - ISM_DMB_BIT_OFFSET] = NO_CLIENT;
+ spin_unlock_irqrestore(&ism->lock, flags);
ret = ism_cmd(ism, &cmd);
if (ret && ret != ISM_ERROR)
@@ -491,6 +514,7 @@ static u16 ism_get_chid(struct ism_dev *ism)
static void ism_handle_event(struct ism_dev *ism)
{
struct ism_event *entry;
+ struct ism_client *clt;
int i;
while ((ism->ieq_idx + 1) != READ_ONCE(ism->ieq->header.idx)) {
@@ -499,21 +523,21 @@ static void ism_handle_event(struct ism_dev *ism)
entry = &ism->ieq->entry[ism->ieq_idx];
debug_event(ism_debug_info, 2, entry, sizeof(*entry));
- spin_lock(&clients_lock);
- for (i = 0; i < max_client; ++i)
- if (clients[i])
- clients[i]->handle_event(ism, entry);
- spin_unlock(&clients_lock);
+ for (i = 0; i < max_client; ++i) {
+ clt = ism->subs[i];
+ if (clt)
+ clt->handle_event(ism, entry);
+ }
}
}
static irqreturn_t ism_handle_irq(int irq, void *data)
{
struct ism_dev *ism = data;
- struct ism_client *clt;
unsigned long bit, end;
unsigned long *bv;
u16 dmbemask;
+ u8 client_id;
bv = (void *) &ism->sba->dmb_bits[ISM_DMB_WORD_OFFSET];
end = sizeof(ism->sba->dmb_bits) * BITS_PER_BYTE - ISM_DMB_BIT_OFFSET;
@@ -530,8 +554,10 @@ static irqreturn_t ism_handle_irq(int irq, void *data)
dmbemask = ism->sba->dmbe_mask[bit + ISM_DMB_BIT_OFFSET];
ism->sba->dmbe_mask[bit + ISM_DMB_BIT_OFFSET] = 0;
barrier();
- clt = clients[ism->sba_client_arr[bit]];
- clt->handle_irq(ism, bit + ISM_DMB_BIT_OFFSET, dmbemask);
+ client_id = ism->sba_client_arr[bit];
+ if (unlikely(client_id == NO_CLIENT || !ism->subs[client_id]))
+ continue;
+ ism->subs[client_id]->handle_irq(ism, bit + ISM_DMB_BIT_OFFSET, dmbemask);
}
if (ism->sba->e) {
@@ -548,20 +574,9 @@ static u64 ism_get_local_gid(struct ism_dev *ism)
return ism->local_gid;
}
-static void ism_dev_add_work_func(struct work_struct *work)
-{
- struct ism_client *client = container_of(work, struct ism_client,
- add_work);
-
- client->add(client->tgt_ism);
- atomic_dec(&client->tgt_ism->add_dev_cnt);
- wake_up(&client->tgt_ism->waitq);
-}
-
static int ism_dev_init(struct ism_dev *ism)
{
struct pci_dev *pdev = ism->pdev;
- unsigned long flags;
int i, ret;
ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSI);
@@ -594,25 +609,16 @@ static int ism_dev_init(struct ism_dev *ism)
/* hardware is V2 capable */
ism_create_system_eid();
- init_waitqueue_head(&ism->waitq);
- atomic_set(&ism->free_clients_cnt, 0);
- atomic_set(&ism->add_dev_cnt, 0);
-
- wait_event(ism->waitq, !atomic_read(&ism->add_dev_cnt));
- spin_lock_irqsave(&clients_lock, flags);
- for (i = 0; i < max_client; ++i)
+ mutex_lock(&ism_dev_list.mutex);
+ mutex_lock(&clients_lock);
+ for (i = 0; i < max_client; ++i) {
if (clients[i]) {
- INIT_WORK(&clients[i]->add_work,
- ism_dev_add_work_func);
- clients[i]->tgt_ism = ism;
- atomic_inc(&ism->add_dev_cnt);
- schedule_work(&clients[i]->add_work);
+ clients[i]->add(ism);
+ ism_setup_forwarding(clients[i], ism);
}
- spin_unlock_irqrestore(&clients_lock, flags);
-
- wait_event(ism->waitq, !atomic_read(&ism->add_dev_cnt));
+ }
+ mutex_unlock(&clients_lock);
- mutex_lock(&ism_dev_list.mutex);
list_add(&ism->list, &ism_dev_list.list);
mutex_unlock(&ism_dev_list.mutex);
@@ -687,36 +693,24 @@ err_dev:
return ret;
}
-static void ism_dev_remove_work_func(struct work_struct *work)
-{
- struct ism_client *client = container_of(work, struct ism_client,
- remove_work);
-
- client->remove(client->tgt_ism);
- atomic_dec(&client->tgt_ism->free_clients_cnt);
- wake_up(&client->tgt_ism->waitq);
-}
-
-/* Callers must hold ism_dev_list.mutex */
static void ism_dev_exit(struct ism_dev *ism)
{
struct pci_dev *pdev = ism->pdev;
unsigned long flags;
int i;
- wait_event(ism->waitq, !atomic_read(&ism->free_clients_cnt));
- spin_lock_irqsave(&clients_lock, flags);
+ spin_lock_irqsave(&ism->lock, flags);
for (i = 0; i < max_client; ++i)
- if (clients[i]) {
- INIT_WORK(&clients[i]->remove_work,
- ism_dev_remove_work_func);
- clients[i]->tgt_ism = ism;
- atomic_inc(&ism->free_clients_cnt);
- schedule_work(&clients[i]->remove_work);
- }
- spin_unlock_irqrestore(&clients_lock, flags);
+ ism->subs[i] = NULL;
+ spin_unlock_irqrestore(&ism->lock, flags);
- wait_event(ism->waitq, !atomic_read(&ism->free_clients_cnt));
+ mutex_lock(&ism_dev_list.mutex);
+ mutex_lock(&clients_lock);
+ for (i = 0; i < max_client; ++i) {
+ if (clients[i])
+ clients[i]->remove(ism);
+ }
+ mutex_unlock(&clients_lock);
if (SYSTEM_EID.serial_number[0] != '0' ||
SYSTEM_EID.type[0] != '0')
@@ -727,15 +721,14 @@ static void ism_dev_exit(struct ism_dev *ism)
kfree(ism->sba_client_arr);
pci_free_irq_vectors(pdev);
list_del_init(&ism->list);
+ mutex_unlock(&ism_dev_list.mutex);
}
static void ism_remove(struct pci_dev *pdev)
{
struct ism_dev *ism = dev_get_drvdata(&pdev->dev);
- mutex_lock(&ism_dev_list.mutex);
ism_dev_exit(ism);
- mutex_unlock(&ism_dev_list.mutex);
pci_release_mem_regions(pdev);
pci_disable_device(pdev);
diff --git a/include/linux/ism.h b/include/linux/ism.h
index ea2bcdae7401..9a4c204df3da 100644
--- a/include/linux/ism.h
+++ b/include/linux/ism.h
@@ -44,9 +44,7 @@ struct ism_dev {
u64 local_gid;
int ieq_idx;
- atomic_t free_clients_cnt;
- atomic_t add_dev_cnt;
- wait_queue_head_t waitq;
+ struct ism_client *subs[MAX_CLIENTS];
};
struct ism_event {
@@ -68,9 +66,6 @@ struct ism_client {
*/
void (*handle_irq)(struct ism_dev *dev, unsigned int bit, u16 dmbemask);
/* Private area - don't touch! */
- struct work_struct remove_work;
- struct work_struct add_work;
- struct ism_dev *tgt_ism;
u8 id;
};
diff --git a/include/net/netfilter/nf_conntrack_tuple.h b/include/net/netfilter/nf_conntrack_tuple.h
index 9334371c94e2..f7dd950ff250 100644
--- a/include/net/netfilter/nf_conntrack_tuple.h
+++ b/include/net/netfilter/nf_conntrack_tuple.h
@@ -67,6 +67,9 @@ struct nf_conntrack_tuple {
/* The protocol. */
u_int8_t protonum;
+ /* The direction must be ignored for the tuplehash */
+ struct { } __nfct_hash_offsetend;
+
/* The direction (for tuplehash) */
u_int8_t dir;
} dst;
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 84f2fd85fd5a..640441a2f926 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -1211,6 +1211,29 @@ int __nft_release_basechain(struct nft_ctx *ctx);
unsigned int nft_do_chain(struct nft_pktinfo *pkt, void *priv);
+static inline bool nft_use_inc(u32 *use)
+{
+ if (*use == UINT_MAX)
+ return false;
+
+ (*use)++;
+
+ return true;
+}
+
+static inline void nft_use_dec(u32 *use)
+{
+ WARN_ON_ONCE((*use)-- == 0);
+}
+
+/* For error and abort path: restore use counter to previous state. */
+static inline void nft_use_inc_restore(u32 *use)
+{
+ WARN_ON_ONCE(!nft_use_inc(use));
+}
+
+#define nft_use_dec_restore nft_use_dec
+
/**
* struct nft_table - nf_tables table
*
@@ -1296,8 +1319,8 @@ struct nft_object {
struct list_head list;
struct rhlist_head rhlhead;
struct nft_object_hash_key key;
- u32 genmask:2,
- use:30;
+ u32 genmask:2;
+ u32 use;
u64 handle;
u16 udlen;
u8 *udata;
@@ -1399,8 +1422,8 @@ struct nft_flowtable {
char *name;
int hooknum;
int ops_len;
- u32 genmask:2,
- use:30;
+ u32 genmask:2;
+ u32 use;
u64 handle;
/* runtime data below here */
struct list_head hook_list ____cacheline_aligned;
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index e98aac9d5ad5..15960564e0c3 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -134,7 +134,7 @@ extern const struct nla_policy rtm_tca_policy[TCA_MAX + 1];
*/
static inline unsigned int psched_mtu(const struct net_device *dev)
{
- return dev->mtu + dev->hard_header_len;
+ return READ_ONCE(dev->mtu) + dev->hard_header_len;
}
static inline struct net *qdisc_net(struct Qdisc *q)
diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h
index 22aae505c813..a8c2817335b9 100644
--- a/include/soc/mscc/ocelot.h
+++ b/include/soc/mscc/ocelot.h
@@ -663,6 +663,7 @@ struct ocelot_ops {
struct flow_stats *stats);
void (*cut_through_fwd)(struct ocelot *ocelot);
void (*tas_clock_adjust)(struct ocelot *ocelot);
+ void (*tas_guard_bands_update)(struct ocelot *ocelot, int port);
void (*update_stats)(struct ocelot *ocelot);
};
@@ -863,12 +864,12 @@ struct ocelot {
struct mutex stat_view_lock;
/* Lock for serializing access to the MAC table */
struct mutex mact_lock;
- /* Lock for serializing forwarding domain changes */
+ /* Lock for serializing forwarding domain changes, including the
+ * configuration of the Time-Aware Shaper, MAC Merge layer and
+ * cut-through forwarding, on which it depends
+ */
struct mutex fwd_domain_lock;
- /* Lock for serializing Time-Aware Shaper changes */
- struct mutex tas_lock;
-
struct workqueue_struct *owq;
u8 ptp:1;
diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c
index 8a33e8747a0e..6ae02be7a48e 100644
--- a/kernel/bpf/cpumap.c
+++ b/kernel/bpf/cpumap.c
@@ -122,22 +122,6 @@ static void get_cpu_map_entry(struct bpf_cpu_map_entry *rcpu)
atomic_inc(&rcpu->refcnt);
}
-/* called from workqueue, to workaround syscall using preempt_disable */
-static void cpu_map_kthread_stop(struct work_struct *work)
-{
- struct bpf_cpu_map_entry *rcpu;
-
- rcpu = container_of(work, struct bpf_cpu_map_entry, kthread_stop_wq);
-
- /* Wait for flush in __cpu_map_entry_free(), via full RCU barrier,
- * as it waits until all in-flight call_rcu() callbacks complete.
- */
- rcu_barrier();
-
- /* kthread_stop will wake_up_process and wait for it to complete */
- kthread_stop(rcpu->kthread);
-}
-
static void __cpu_map_ring_cleanup(struct ptr_ring *ring)
{
/* The tear-down procedure should have made sure that queue is
@@ -165,6 +149,30 @@ static void put_cpu_map_entry(struct bpf_cpu_map_entry *rcpu)
}
}
+/* called from workqueue, to workaround syscall using preempt_disable */
+static void cpu_map_kthread_stop(struct work_struct *work)
+{
+ struct bpf_cpu_map_entry *rcpu;
+ int err;
+
+ rcpu = container_of(work, struct bpf_cpu_map_entry, kthread_stop_wq);
+
+ /* Wait for flush in __cpu_map_entry_free(), via full RCU barrier,
+ * as it waits until all in-flight call_rcu() callbacks complete.
+ */
+ rcu_barrier();
+
+ /* kthread_stop will wake_up_process and wait for it to complete */
+ err = kthread_stop(rcpu->kthread);
+ if (err) {
+ /* kthread_stop may be called before cpu_map_kthread_run
+ * is executed, so we need to release the memory related
+ * to rcpu.
+ */
+ put_cpu_map_entry(rcpu);
+ }
+}
+
static void cpu_map_bpf_prog_run_skb(struct bpf_cpu_map_entry *rcpu,
struct list_head *listp,
struct xdp_cpumap_stats *stats)
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 11e54dd8b6dd..930b5555cfd3 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -5642,8 +5642,9 @@ continue_func:
verbose(env, "verifier bug. subprog has tail_call and async cb\n");
return -EFAULT;
}
- /* async callbacks don't increase bpf prog stack size */
- continue;
+ /* async callbacks don't increase bpf prog stack size unless called directly */
+ if (!bpf_pseudo_call(insn + i))
+ continue;
}
i = next_insn;
diff --git a/net/core/net-traces.c b/net/core/net-traces.c
index 805b7385dd8d..6aef976bc1da 100644
--- a/net/core/net-traces.c
+++ b/net/core/net-traces.c
@@ -63,4 +63,6 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(napi_poll);
EXPORT_TRACEPOINT_SYMBOL_GPL(tcp_send_reset);
EXPORT_TRACEPOINT_SYMBOL_GPL(tcp_bad_csum);
+EXPORT_TRACEPOINT_SYMBOL_GPL(udp_fail_queue_rcv_skb);
+
EXPORT_TRACEPOINT_SYMBOL_GPL(sk_data_ready);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 6c5915efbc17..a298992060e6 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4261,6 +4261,11 @@ struct sk_buff *skb_segment_list(struct sk_buff *skb,
skb_push(skb, -skb_network_offset(skb) + offset);
+ /* Ensure the head is writeable before touching the shared info */
+ err = skb_unclone(skb, GFP_ATOMIC);
+ if (err)
+ goto err_linearize;
+
skb_shinfo(skb)->frag_list = NULL;
while (list_skb) {
diff --git a/net/core/xdp.c b/net/core/xdp.c
index 41e5ca8643ec..8362130bf085 100644
--- a/net/core/xdp.c
+++ b/net/core/xdp.c
@@ -741,7 +741,7 @@ __bpf_kfunc int bpf_xdp_metadata_rx_hash(const struct xdp_md *ctx, u32 *hash,
__diag_pop();
BTF_SET8_START(xdp_metadata_kfunc_ids)
-#define XDP_METADATA_KFUNC(_, name) BTF_ID_FLAGS(func, name, 0)
+#define XDP_METADATA_KFUNC(_, name) BTF_ID_FLAGS(func, name, KF_TRUSTED_ARGS)
XDP_METADATA_KFUNC_xxx
#undef XDP_METADATA_KFUNC
BTF_SET8_END(xdp_metadata_kfunc_ids)
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 5479da08ef40..e5213e598a04 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -318,9 +318,8 @@ static void addrconf_del_dad_work(struct inet6_ifaddr *ifp)
static void addrconf_mod_rs_timer(struct inet6_dev *idev,
unsigned long when)
{
- if (!timer_pending(&idev->rs_timer))
+ if (!mod_timer(&idev->rs_timer, jiffies + when))
in6_dev_hold(idev);
- mod_timer(&idev->rs_timer, jiffies + when);
}
static void addrconf_mod_dad_work(struct inet6_ifaddr *ifp,
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 9edf1f45b1ed..65fa5014bc85 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -424,7 +424,10 @@ static struct net_device *icmp6_dev(const struct sk_buff *skb)
if (unlikely(dev->ifindex == LOOPBACK_IFINDEX || netif_is_l3_master(skb->dev))) {
const struct rt6_info *rt6 = skb_rt6_info(skb);
- if (rt6)
+ /* The destination could be an external IP in Ext Hdr (SRv6, RPL, etc.),
+ * and ip6_null_entry could be set to skb if no route is found.
+ */
+ if (rt6 && rt6->rt6i_idev)
dev = rt6->rt6i_idev->dev;
}
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 317b01c9bc39..b7c972aa09a7 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -45,6 +45,7 @@
#include <net/tcp_states.h>
#include <net/ip6_checksum.h>
#include <net/ip6_tunnel.h>
+#include <trace/events/udp.h>
#include <net/xfrm.h>
#include <net/inet_hashtables.h>
#include <net/inet6_hashtables.h>
@@ -90,7 +91,7 @@ static u32 udp6_ehashfn(const struct net *net,
fhash = __ipv6_addr_jhash(faddr, udp_ipv6_hash_secret);
return __inet6_ehashfn(lhash, lport, fhash, fport,
- udp_ipv6_hash_secret + net_hash_mix(net));
+ udp6_ehash_secret + net_hash_mix(net));
}
int udp_v6_get_port(struct sock *sk, unsigned short snum)
@@ -680,6 +681,7 @@ static int __udpv6_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
}
UDP6_INC_STATS(sock_net(sk), UDP_MIB_INERRORS, is_udplite);
kfree_skb_reason(skb, drop_reason);
+ trace_udp_fail_queue_rcv_skb(rc, sk);
return -1;
}
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index d119f1d4c2fc..992393102d5f 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -211,24 +211,18 @@ static u32 hash_conntrack_raw(const struct nf_conntrack_tuple *tuple,
unsigned int zoneid,
const struct net *net)
{
- u64 a, b, c, d;
+ siphash_key_t key;
get_random_once(&nf_conntrack_hash_rnd, sizeof(nf_conntrack_hash_rnd));
- /* The direction must be ignored, handle usable tuplehash members manually */
- a = (u64)tuple->src.u3.all[0] << 32 | tuple->src.u3.all[3];
- b = (u64)tuple->dst.u3.all[0] << 32 | tuple->dst.u3.all[3];
+ key = nf_conntrack_hash_rnd;
- c = (__force u64)tuple->src.u.all << 32 | (__force u64)tuple->dst.u.all << 16;
- c |= tuple->dst.protonum;
+ key.key[0] ^= zoneid;
+ key.key[1] ^= net_hash_mix(net);
- d = (u64)zoneid << 32 | net_hash_mix(net);
-
- /* IPv4: u3.all[1,2,3] == 0 */
- c ^= (u64)tuple->src.u3.all[1] << 32 | tuple->src.u3.all[2];
- d += (u64)tuple->dst.u3.all[1] << 32 | tuple->dst.u3.all[2];
-
- return (u32)siphash_4u64(a, b, c, d, &nf_conntrack_hash_rnd);
+ return siphash((void *)tuple,
+ offsetofend(struct nf_conntrack_tuple, dst.__nfct_hash_offsetend),
+ &key);
}
static u32 scale_hash(u32 hash)
diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c
index 0c4db2f2ac43..f22691f83853 100644
--- a/net/netfilter/nf_conntrack_helper.c
+++ b/net/netfilter/nf_conntrack_helper.c
@@ -360,6 +360,9 @@ int nf_conntrack_helper_register(struct nf_conntrack_helper *me)
BUG_ON(me->expect_class_max >= NF_CT_MAX_EXPECT_CLASSES);
BUG_ON(strlen(me->name) > NF_CT_HELPER_NAME_LEN - 1);
+ if (!nf_ct_helper_hash)
+ return -ENOENT;
+
if (me->expect_policy->max_expected > NF_CT_EXPECT_MAX_CNT)
return -EINVAL;
@@ -515,4 +518,5 @@ int nf_conntrack_helper_init(void)
void nf_conntrack_helper_fini(void)
{
kvfree(nf_ct_helper_hash);
+ nf_ct_helper_hash = NULL;
}
diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c
index ad6f0ca40cd2..af369e686fc5 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c
@@ -205,6 +205,8 @@ int nf_conntrack_gre_packet(struct nf_conn *ct,
enum ip_conntrack_info ctinfo,
const struct nf_hook_state *state)
{
+ unsigned long status;
+
if (!nf_ct_is_confirmed(ct)) {
unsigned int *timeouts = nf_ct_timeout_lookup(ct);
@@ -217,11 +219,17 @@ int nf_conntrack_gre_packet(struct nf_conn *ct,
ct->proto.gre.timeout = timeouts[GRE_CT_UNREPLIED];
}
+ status = READ_ONCE(ct->status);
/* If we've seen traffic both ways, this is a GRE connection.
* Extend timeout. */
- if (ct->status & IPS_SEEN_REPLY) {
+ if (status & IPS_SEEN_REPLY) {
nf_ct_refresh_acct(ct, ctinfo, skb,
ct->proto.gre.stream_timeout);
+
+ /* never set ASSURED for IPS_NAT_CLASH, they time out soon */
+ if (unlikely((status & IPS_NAT_CLASH)))
+ return NF_ACCEPT;
+
/* Also, more likely to be important, and not a probe. */
if (!test_and_set_bit(IPS_ASSURED_BIT, &ct->status))
nf_conntrack_event_cache(IPCT_ASSURED, ct);
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 9573a8fcad79..237f739da3ca 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -253,8 +253,10 @@ int nf_tables_bind_chain(const struct nft_ctx *ctx, struct nft_chain *chain)
if (chain->bound)
return -EBUSY;
+ if (!nft_use_inc(&chain->use))
+ return -EMFILE;
+
chain->bound = true;
- chain->use++;
nft_chain_trans_bind(ctx, chain);
return 0;
@@ -437,7 +439,7 @@ static int nft_delchain(struct nft_ctx *ctx)
if (IS_ERR(trans))
return PTR_ERR(trans);
- ctx->table->use--;
+ nft_use_dec(&ctx->table->use);
nft_deactivate_next(ctx->net, ctx->chain);
return 0;
@@ -476,7 +478,7 @@ nf_tables_delrule_deactivate(struct nft_ctx *ctx, struct nft_rule *rule)
/* You cannot delete the same rule twice */
if (nft_is_active_next(ctx->net, rule)) {
nft_deactivate_next(ctx->net, rule);
- ctx->chain->use--;
+ nft_use_dec(&ctx->chain->use);
return 0;
}
return -ENOENT;
@@ -644,7 +646,7 @@ static int nft_delset(const struct nft_ctx *ctx, struct nft_set *set)
nft_map_deactivate(ctx, set);
nft_deactivate_next(ctx->net, set);
- ctx->table->use--;
+ nft_use_dec(&ctx->table->use);
return err;
}
@@ -676,7 +678,7 @@ static int nft_delobj(struct nft_ctx *ctx, struct nft_object *obj)
return err;
nft_deactivate_next(ctx->net, obj);
- ctx->table->use--;
+ nft_use_dec(&ctx->table->use);
return err;
}
@@ -711,7 +713,7 @@ static int nft_delflowtable(struct nft_ctx *ctx,
return err;
nft_deactivate_next(ctx->net, flowtable);
- ctx->table->use--;
+ nft_use_dec(&ctx->table->use);
return err;
}
@@ -2396,9 +2398,6 @@ static int nf_tables_addchain(struct nft_ctx *ctx, u8 family, u8 genmask,
struct nft_chain *chain;
int err;
- if (table->use == UINT_MAX)
- return -EOVERFLOW;
-
if (nla[NFTA_CHAIN_HOOK]) {
struct nft_stats __percpu *stats = NULL;
struct nft_chain_hook hook = {};
@@ -2494,6 +2493,11 @@ static int nf_tables_addchain(struct nft_ctx *ctx, u8 family, u8 genmask,
if (err < 0)
goto err_destroy_chain;
+ if (!nft_use_inc(&table->use)) {
+ err = -EMFILE;
+ goto err_use;
+ }
+
trans = nft_trans_chain_add(ctx, NFT_MSG_NEWCHAIN);
if (IS_ERR(trans)) {
err = PTR_ERR(trans);
@@ -2510,10 +2514,11 @@ static int nf_tables_addchain(struct nft_ctx *ctx, u8 family, u8 genmask,
goto err_unregister_hook;
}
- table->use++;
-
return 0;
+
err_unregister_hook:
+ nft_use_dec_restore(&table->use);
+err_use:
nf_tables_unregister_hook(net, table, chain);
err_destroy_chain:
nf_tables_chain_destroy(ctx);
@@ -2694,7 +2699,7 @@ err_hooks:
static struct nft_chain *nft_chain_lookup_byid(const struct net *net,
const struct nft_table *table,
- const struct nlattr *nla)
+ const struct nlattr *nla, u8 genmask)
{
struct nftables_pernet *nft_net = nft_pernet(net);
u32 id = ntohl(nla_get_be32(nla));
@@ -2705,7 +2710,8 @@ static struct nft_chain *nft_chain_lookup_byid(const struct net *net,
if (trans->msg_type == NFT_MSG_NEWCHAIN &&
chain->table == table &&
- id == nft_trans_chain_id(trans))
+ id == nft_trans_chain_id(trans) &&
+ nft_active_genmask(chain, genmask))
return chain;
}
return ERR_PTR(-ENOENT);
@@ -3809,7 +3815,8 @@ static int nf_tables_newrule(struct sk_buff *skb, const struct nfnl_info *info,
return -EOPNOTSUPP;
} else if (nla[NFTA_RULE_CHAIN_ID]) {
- chain = nft_chain_lookup_byid(net, table, nla[NFTA_RULE_CHAIN_ID]);
+ chain = nft_chain_lookup_byid(net, table, nla[NFTA_RULE_CHAIN_ID],
+ genmask);
if (IS_ERR(chain)) {
NL_SET_BAD_ATTR(extack, nla[NFTA_RULE_CHAIN_ID]);
return PTR_ERR(chain);
@@ -3840,9 +3847,6 @@ static int nf_tables_newrule(struct sk_buff *skb, const struct nfnl_info *info,
return -EINVAL;
handle = nf_tables_alloc_handle(table);
- if (chain->use == UINT_MAX)
- return -EOVERFLOW;
-
if (nla[NFTA_RULE_POSITION]) {
pos_handle = be64_to_cpu(nla_get_be64(nla[NFTA_RULE_POSITION]));
old_rule = __nft_rule_lookup(chain, pos_handle);
@@ -3936,6 +3940,11 @@ static int nf_tables_newrule(struct sk_buff *skb, const struct nfnl_info *info,
}
}
+ if (!nft_use_inc(&chain->use)) {
+ err = -EMFILE;
+ goto err_release_rule;
+ }
+
if (info->nlh->nlmsg_flags & NLM_F_REPLACE) {
err = nft_delrule(&ctx, old_rule);
if (err < 0)
@@ -3967,7 +3976,6 @@ static int nf_tables_newrule(struct sk_buff *skb, const struct nfnl_info *info,
}
}
kvfree(expr_info);
- chain->use++;
if (flow)
nft_trans_flow_rule(trans) = flow;
@@ -3978,6 +3986,7 @@ static int nf_tables_newrule(struct sk_buff *skb, const struct nfnl_info *info,
return 0;
err_destroy_flow_rule:
+ nft_use_dec_restore(&chain->use);
if (flow)
nft_flow_rule_destroy(flow);
err_release_rule:
@@ -5014,9 +5023,15 @@ static int nf_tables_newset(struct sk_buff *skb, const struct nfnl_info *info,
alloc_size = sizeof(*set) + size + udlen;
if (alloc_size < size || alloc_size > INT_MAX)
return -ENOMEM;
+
+ if (!nft_use_inc(&table->use))
+ return -EMFILE;
+
set = kvzalloc(alloc_size, GFP_KERNEL_ACCOUNT);
- if (!set)
- return -ENOMEM;
+ if (!set) {
+ err = -ENOMEM;
+ goto err_alloc;
+ }
name = nla_strdup(nla[NFTA_SET_NAME], GFP_KERNEL_ACCOUNT);
if (!name) {
@@ -5074,7 +5089,7 @@ static int nf_tables_newset(struct sk_buff *skb, const struct nfnl_info *info,
goto err_set_expr_alloc;
list_add_tail_rcu(&set->list, &table->sets);
- table->use++;
+
return 0;
err_set_expr_alloc:
@@ -5086,6 +5101,9 @@ err_set_init:
kfree(set->name);
err_set_name:
kvfree(set);
+err_alloc:
+ nft_use_dec_restore(&table->use);
+
return err;
}
@@ -5224,9 +5242,6 @@ int nf_tables_bind_set(const struct nft_ctx *ctx, struct nft_set *set,
struct nft_set_binding *i;
struct nft_set_iter iter;
- if (set->use == UINT_MAX)
- return -EOVERFLOW;
-
if (!list_empty(&set->bindings) && nft_set_is_anonymous(set))
return -EBUSY;
@@ -5254,10 +5269,12 @@ int nf_tables_bind_set(const struct nft_ctx *ctx, struct nft_set *set,
return iter.err;
}
bind:
+ if (!nft_use_inc(&set->use))
+ return -EMFILE;
+
binding->chain = ctx->chain;
list_add_tail_rcu(&binding->list, &set->bindings);
nft_set_trans_bind(ctx, set);
- set->use++;
return 0;
}
@@ -5331,7 +5348,7 @@ void nf_tables_activate_set(const struct nft_ctx *ctx, struct nft_set *set)
nft_clear(ctx->net, set);
}
- set->use++;
+ nft_use_inc_restore(&set->use);
}
EXPORT_SYMBOL_GPL(nf_tables_activate_set);
@@ -5347,7 +5364,7 @@ void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
else
list_del_rcu(&binding->list);
- set->use--;
+ nft_use_dec(&set->use);
break;
case NFT_TRANS_PREPARE:
if (nft_set_is_anonymous(set)) {
@@ -5356,7 +5373,7 @@ void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
nft_deactivate_next(ctx->net, set);
}
- set->use--;
+ nft_use_dec(&set->use);
return;
case NFT_TRANS_ABORT:
case NFT_TRANS_RELEASE:
@@ -5364,7 +5381,7 @@ void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
set->flags & (NFT_SET_MAP | NFT_SET_OBJECT))
nft_map_deactivate(ctx, set);
- set->use--;
+ nft_use_dec(&set->use);
fallthrough;
default:
nf_tables_unbind_set(ctx, set, binding,
@@ -6155,7 +6172,7 @@ void nft_set_elem_destroy(const struct nft_set *set, void *elem,
nft_set_elem_expr_destroy(&ctx, nft_set_ext_expr(ext));
if (nft_set_ext_exists(ext, NFT_SET_EXT_OBJREF))
- (*nft_set_ext_obj(ext))->use--;
+ nft_use_dec(&(*nft_set_ext_obj(ext))->use);
kfree(elem);
}
EXPORT_SYMBOL_GPL(nft_set_elem_destroy);
@@ -6657,8 +6674,16 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
set->objtype, genmask);
if (IS_ERR(obj)) {
err = PTR_ERR(obj);
+ obj = NULL;
+ goto err_parse_key_end;
+ }
+
+ if (!nft_use_inc(&obj->use)) {
+ err = -EMFILE;
+ obj = NULL;
goto err_parse_key_end;
}
+
err = nft_set_ext_add(&tmpl, NFT_SET_EXT_OBJREF);
if (err < 0)
goto err_parse_key_end;
@@ -6727,10 +6752,9 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
if (flags)
*nft_set_ext_flags(ext) = flags;
- if (obj) {
+ if (obj)
*nft_set_ext_obj(ext) = obj;
- obj->use++;
- }
+
if (ulen > 0) {
if (nft_set_ext_check(&tmpl, NFT_SET_EXT_USERDATA, ulen) < 0) {
err = -EINVAL;
@@ -6798,12 +6822,13 @@ err_element_clash:
kfree(trans);
err_elem_free:
nf_tables_set_elem_destroy(ctx, set, elem.priv);
- if (obj)
- obj->use--;
err_parse_data:
if (nla[NFTA_SET_ELEM_DATA] != NULL)
nft_data_release(&elem.data.val, desc.type);
err_parse_key_end:
+ if (obj)
+ nft_use_dec_restore(&obj->use);
+
nft_data_release(&elem.key_end.val, NFT_DATA_VALUE);
err_parse_key:
nft_data_release(&elem.key.val, NFT_DATA_VALUE);
@@ -6883,7 +6908,7 @@ void nft_data_hold(const struct nft_data *data, enum nft_data_types type)
case NFT_JUMP:
case NFT_GOTO:
chain = data->verdict.chain;
- chain->use++;
+ nft_use_inc_restore(&chain->use);
break;
}
}
@@ -6898,7 +6923,7 @@ static void nft_setelem_data_activate(const struct net *net,
if (nft_set_ext_exists(ext, NFT_SET_EXT_DATA))
nft_data_hold(nft_set_ext_data(ext), set->dtype);
if (nft_set_ext_exists(ext, NFT_SET_EXT_OBJREF))
- (*nft_set_ext_obj(ext))->use++;
+ nft_use_inc_restore(&(*nft_set_ext_obj(ext))->use);
}
static void nft_setelem_data_deactivate(const struct net *net,
@@ -6910,7 +6935,7 @@ static void nft_setelem_data_deactivate(const struct net *net,
if (nft_set_ext_exists(ext, NFT_SET_EXT_DATA))
nft_data_release(nft_set_ext_data(ext), set->dtype);
if (nft_set_ext_exists(ext, NFT_SET_EXT_OBJREF))
- (*nft_set_ext_obj(ext))->use--;
+ nft_use_dec(&(*nft_set_ext_obj(ext))->use);
}
static int nft_del_setelem(struct nft_ctx *ctx, struct nft_set *set,
@@ -7453,9 +7478,14 @@ static int nf_tables_newobj(struct sk_buff *skb, const struct nfnl_info *info,
nft_ctx_init(&ctx, net, skb, info->nlh, family, table, NULL, nla);
+ if (!nft_use_inc(&table->use))
+ return -EMFILE;
+
type = nft_obj_type_get(net, objtype);
- if (IS_ERR(type))
- return PTR_ERR(type);
+ if (IS_ERR(type)) {
+ err = PTR_ERR(type);
+ goto err_type;
+ }
obj = nft_obj_init(&ctx, type, nla[NFTA_OBJ_DATA]);
if (IS_ERR(obj)) {
@@ -7489,7 +7519,7 @@ static int nf_tables_newobj(struct sk_buff *skb, const struct nfnl_info *info,
goto err_obj_ht;
list_add_tail_rcu(&obj->list, &table->objects);
- table->use++;
+
return 0;
err_obj_ht:
/* queued in transaction log */
@@ -7505,6 +7535,9 @@ err_strdup:
kfree(obj);
err_init:
module_put(type->owner);
+err_type:
+ nft_use_dec_restore(&table->use);
+
return err;
}
@@ -7906,7 +7939,7 @@ void nf_tables_deactivate_flowtable(const struct nft_ctx *ctx,
case NFT_TRANS_PREPARE:
case NFT_TRANS_ABORT:
case NFT_TRANS_RELEASE:
- flowtable->use--;
+ nft_use_dec(&flowtable->use);
fallthrough;
default:
return;
@@ -8260,9 +8293,14 @@ static int nf_tables_newflowtable(struct sk_buff *skb,
nft_ctx_init(&ctx, net, skb, info->nlh, family, table, NULL, nla);
+ if (!nft_use_inc(&table->use))
+ return -EMFILE;
+
flowtable = kzalloc(sizeof(*flowtable), GFP_KERNEL_ACCOUNT);
- if (!flowtable)
- return -ENOMEM;
+ if (!flowtable) {
+ err = -ENOMEM;
+ goto flowtable_alloc;
+ }
flowtable->table = table;
flowtable->handle = nf_tables_alloc_handle(table);
@@ -8317,7 +8355,6 @@ static int nf_tables_newflowtable(struct sk_buff *skb,
goto err5;
list_add_tail_rcu(&flowtable->list, &table->flowtables);
- table->use++;
return 0;
err5:
@@ -8334,6 +8371,9 @@ err2:
kfree(flowtable->name);
err1:
kfree(flowtable);
+flowtable_alloc:
+ nft_use_dec_restore(&table->use);
+
return err;
}
@@ -9713,7 +9753,7 @@ static int nf_tables_commit(struct net *net, struct sk_buff *skb)
*/
if (nft_set_is_anonymous(nft_trans_set(trans)) &&
!list_empty(&nft_trans_set(trans)->bindings))
- trans->ctx.table->use--;
+ nft_use_dec(&trans->ctx.table->use);
}
nf_tables_set_notify(&trans->ctx, nft_trans_set(trans),
NFT_MSG_NEWSET, GFP_KERNEL);
@@ -9943,7 +9983,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
nft_trans_destroy(trans);
break;
}
- trans->ctx.table->use--;
+ nft_use_dec_restore(&trans->ctx.table->use);
nft_chain_del(trans->ctx.chain);
nf_tables_unregister_hook(trans->ctx.net,
trans->ctx.table,
@@ -9956,7 +9996,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
list_splice(&nft_trans_chain_hooks(trans),
&nft_trans_basechain(trans)->hook_list);
} else {
- trans->ctx.table->use++;
+ nft_use_inc_restore(&trans->ctx.table->use);
nft_clear(trans->ctx.net, trans->ctx.chain);
}
nft_trans_destroy(trans);
@@ -9966,7 +10006,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
nft_trans_destroy(trans);
break;
}
- trans->ctx.chain->use--;
+ nft_use_dec_restore(&trans->ctx.chain->use);
list_del_rcu(&nft_trans_rule(trans)->list);
nft_rule_expr_deactivate(&trans->ctx,
nft_trans_rule(trans),
@@ -9976,7 +10016,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
break;
case NFT_MSG_DELRULE:
case NFT_MSG_DESTROYRULE:
- trans->ctx.chain->use++;
+ nft_use_inc_restore(&trans->ctx.chain->use);
nft_clear(trans->ctx.net, nft_trans_rule(trans));
nft_rule_expr_activate(&trans->ctx, nft_trans_rule(trans));
if (trans->ctx.chain->flags & NFT_CHAIN_HW_OFFLOAD)
@@ -9989,7 +10029,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
nft_trans_destroy(trans);
break;
}
- trans->ctx.table->use--;
+ nft_use_dec_restore(&trans->ctx.table->use);
if (nft_trans_set_bound(trans)) {
nft_trans_destroy(trans);
break;
@@ -9998,7 +10038,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
break;
case NFT_MSG_DELSET:
case NFT_MSG_DESTROYSET:
- trans->ctx.table->use++;
+ nft_use_inc_restore(&trans->ctx.table->use);
nft_clear(trans->ctx.net, nft_trans_set(trans));
if (nft_trans_set(trans)->flags & (NFT_SET_MAP | NFT_SET_OBJECT))
nft_map_activate(&trans->ctx, nft_trans_set(trans));
@@ -10042,13 +10082,13 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
nft_obj_destroy(&trans->ctx, nft_trans_obj_newobj(trans));
nft_trans_destroy(trans);
} else {
- trans->ctx.table->use--;
+ nft_use_dec_restore(&trans->ctx.table->use);
nft_obj_del(nft_trans_obj(trans));
}
break;
case NFT_MSG_DELOBJ:
case NFT_MSG_DESTROYOBJ:
- trans->ctx.table->use++;
+ nft_use_inc_restore(&trans->ctx.table->use);
nft_clear(trans->ctx.net, nft_trans_obj(trans));
nft_trans_destroy(trans);
break;
@@ -10057,7 +10097,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
nft_unregister_flowtable_net_hooks(net,
&nft_trans_flowtable_hooks(trans));
} else {
- trans->ctx.table->use--;
+ nft_use_dec_restore(&trans->ctx.table->use);
list_del_rcu(&nft_trans_flowtable(trans)->list);
nft_unregister_flowtable_net_hooks(net,
&nft_trans_flowtable(trans)->hook_list);
@@ -10069,7 +10109,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
list_splice(&nft_trans_flowtable_hooks(trans),
&nft_trans_flowtable(trans)->hook_list);
} else {
- trans->ctx.table->use++;
+ nft_use_inc_restore(&trans->ctx.table->use);
nft_clear(trans->ctx.net, nft_trans_flowtable(trans));
}
nft_trans_destroy(trans);
@@ -10502,7 +10542,8 @@ static int nft_verdict_init(const struct nft_ctx *ctx, struct nft_data *data,
genmask);
} else if (tb[NFTA_VERDICT_CHAIN_ID]) {
chain = nft_chain_lookup_byid(ctx->net, ctx->table,
- tb[NFTA_VERDICT_CHAIN_ID]);
+ tb[NFTA_VERDICT_CHAIN_ID],
+ genmask);
if (IS_ERR(chain))
return PTR_ERR(chain);
} else {
@@ -10518,8 +10559,9 @@ static int nft_verdict_init(const struct nft_ctx *ctx, struct nft_data *data,
if (desc->flags & NFT_DATA_DESC_SETELEM &&
chain->flags & NFT_CHAIN_BINDING)
return -EINVAL;
+ if (!nft_use_inc(&chain->use))
+ return -EMFILE;
- chain->use++;
data->verdict.chain = chain;
break;
}
@@ -10537,7 +10579,7 @@ static void nft_verdict_uninit(const struct nft_data *data)
case NFT_JUMP:
case NFT_GOTO:
chain = data->verdict.chain;
- chain->use--;
+ nft_use_dec(&chain->use);
break;
}
}
@@ -10706,11 +10748,11 @@ int __nft_release_basechain(struct nft_ctx *ctx)
nf_tables_unregister_hook(ctx->net, ctx->chain->table, ctx->chain);
list_for_each_entry_safe(rule, nr, &ctx->chain->rules, list) {
list_del(&rule->list);
- ctx->chain->use--;
+ nft_use_dec(&ctx->chain->use);
nf_tables_rule_release(ctx, rule);
}
nft_chain_del(ctx->chain);
- ctx->table->use--;
+ nft_use_dec(&ctx->table->use);
nf_tables_chain_destroy(ctx);
return 0;
@@ -10760,18 +10802,18 @@ static void __nft_release_table(struct net *net, struct nft_table *table)
ctx.chain = chain;
list_for_each_entry_safe(rule, nr, &chain->rules, list) {
list_del(&rule->list);
- chain->use--;
+ nft_use_dec(&chain->use);
nf_tables_rule_release(&ctx, rule);
}
}
list_for_each_entry_safe(flowtable, nf, &table->flowtables, list) {
list_del(&flowtable->list);
- table->use--;
+ nft_use_dec(&table->use);
nf_tables_flowtable_destroy(flowtable);
}
list_for_each_entry_safe(set, ns, &table->sets, list) {
list_del(&set->list);
- table->use--;
+ nft_use_dec(&table->use);
if (set->flags & (NFT_SET_MAP | NFT_SET_OBJECT))
nft_map_deactivate(&ctx, set);
@@ -10779,13 +10821,13 @@ static void __nft_release_table(struct net *net, struct nft_table *table)
}
list_for_each_entry_safe(obj, ne, &table->objects, list) {
nft_obj_del(obj);
- table->use--;
+ nft_use_dec(&table->use);
nft_obj_destroy(&ctx, obj);
}
list_for_each_entry_safe(chain, nc, &table->chains, list) {
ctx.chain = chain;
nft_chain_del(chain);
- table->use--;
+ nft_use_dec(&table->use);
nf_tables_chain_destroy(&ctx);
}
nf_tables_table_destroy(&ctx);
diff --git a/net/netfilter/nft_byteorder.c b/net/netfilter/nft_byteorder.c
index 9a85e797ed58..e596d1a842f7 100644
--- a/net/netfilter/nft_byteorder.c
+++ b/net/netfilter/nft_byteorder.c
@@ -30,11 +30,11 @@ void nft_byteorder_eval(const struct nft_expr *expr,
const struct nft_byteorder *priv = nft_expr_priv(expr);
u32 *src = &regs->data[priv->sreg];
u32 *dst = &regs->data[priv->dreg];
- union { u32 u32; u16 u16; } *s, *d;
+ u16 *s16, *d16;
unsigned int i;
- s = (void *)src;
- d = (void *)dst;
+ s16 = (void *)src;
+ d16 = (void *)dst;
switch (priv->size) {
case 8: {
@@ -62,11 +62,11 @@ void nft_byteorder_eval(const struct nft_expr *expr,
switch (priv->op) {
case NFT_BYTEORDER_NTOH:
for (i = 0; i < priv->len / 4; i++)
- d[i].u32 = ntohl((__force __be32)s[i].u32);
+ dst[i] = ntohl((__force __be32)src[i]);
break;
case NFT_BYTEORDER_HTON:
for (i = 0; i < priv->len / 4; i++)
- d[i].u32 = (__force __u32)htonl(s[i].u32);
+ dst[i] = (__force __u32)htonl(src[i]);
break;
}
break;
@@ -74,11 +74,11 @@ void nft_byteorder_eval(const struct nft_expr *expr,
switch (priv->op) {
case NFT_BYTEORDER_NTOH:
for (i = 0; i < priv->len / 2; i++)
- d[i].u16 = ntohs((__force __be16)s[i].u16);
+ d16[i] = ntohs((__force __be16)s16[i]);
break;
case NFT_BYTEORDER_HTON:
for (i = 0; i < priv->len / 2; i++)
- d[i].u16 = (__force __u16)htons(s[i].u16);
+ d16[i] = (__force __u16)htons(s16[i]);
break;
}
break;
diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c
index 5ef9146e74ad..ab3362c483b4 100644
--- a/net/netfilter/nft_flow_offload.c
+++ b/net/netfilter/nft_flow_offload.c
@@ -408,8 +408,10 @@ static int nft_flow_offload_init(const struct nft_ctx *ctx,
if (IS_ERR(flowtable))
return PTR_ERR(flowtable);
+ if (!nft_use_inc(&flowtable->use))
+ return -EMFILE;
+
priv->flowtable = flowtable;
- flowtable->use++;
return nf_ct_netns_get(ctx->net, ctx->family);
}
@@ -428,7 +430,7 @@ static void nft_flow_offload_activate(const struct nft_ctx *ctx,
{
struct nft_flow_offload *priv = nft_expr_priv(expr);
- priv->flowtable->use++;
+ nft_use_inc_restore(&priv->flowtable->use);
}
static void nft_flow_offload_destroy(const struct nft_ctx *ctx,
diff --git a/net/netfilter/nft_immediate.c b/net/netfilter/nft_immediate.c
index 3d76ebfe8939..407d7197f75b 100644
--- a/net/netfilter/nft_immediate.c
+++ b/net/netfilter/nft_immediate.c
@@ -159,7 +159,7 @@ static void nft_immediate_deactivate(const struct nft_ctx *ctx,
default:
nft_chain_del(chain);
chain->bound = false;
- chain->table->use--;
+ nft_use_dec(&chain->table->use);
break;
}
break;
@@ -198,7 +198,7 @@ static void nft_immediate_destroy(const struct nft_ctx *ctx,
* let the transaction records release this chain and its rules.
*/
if (chain->bound) {
- chain->use--;
+ nft_use_dec(&chain->use);
break;
}
@@ -206,9 +206,9 @@ static void nft_immediate_destroy(const struct nft_ctx *ctx,
chain_ctx = *ctx;
chain_ctx.chain = chain;
- chain->use--;
+ nft_use_dec(&chain->use);
list_for_each_entry_safe(rule, n, &chain->rules, list) {
- chain->use--;
+ nft_use_dec(&chain->use);
list_del(&rule->list);
nf_tables_rule_destroy(&chain_ctx, rule);
}
diff --git a/net/netfilter/nft_objref.c b/net/netfilter/nft_objref.c
index a48dd5b5d45b..509011b1ef59 100644
--- a/net/netfilter/nft_objref.c
+++ b/net/netfilter/nft_objref.c
@@ -41,8 +41,10 @@ static int nft_objref_init(const struct nft_ctx *ctx,
if (IS_ERR(obj))
return -ENOENT;
+ if (!nft_use_inc(&obj->use))
+ return -EMFILE;
+
nft_objref_priv(expr) = obj;
- obj->use++;
return 0;
}
@@ -72,7 +74,7 @@ static void nft_objref_deactivate(const struct nft_ctx *ctx,
if (phase == NFT_TRANS_COMMIT)
return;
- obj->use--;
+ nft_use_dec(&obj->use);
}
static void nft_objref_activate(const struct nft_ctx *ctx,
@@ -80,7 +82,7 @@ static void nft_objref_activate(const struct nft_ctx *ctx,
{
struct nft_object *obj = nft_objref_priv(expr);
- obj->use++;
+ nft_use_inc_restore(&obj->use);
}
static const struct nft_expr_ops nft_objref_ops = {
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index f7887f42d542..9d3f26bf0440 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -1320,7 +1320,7 @@ struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, bool police,
return ERR_PTR(err);
}
} else {
- if (strlcpy(act_name, "police", IFNAMSIZ) >= IFNAMSIZ) {
+ if (strscpy(act_name, "police", IFNAMSIZ) < 0) {
NL_SET_ERR_MSG(extack, "TC action name too long");
return ERR_PTR(-EINVAL);
}
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 56065cc5a661..f2b0bc4142fe 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -812,6 +812,16 @@ static int fl_set_key_port_range(struct nlattr **tb, struct fl_flow_key *key,
TCA_FLOWER_KEY_PORT_SRC_MAX, &mask->tp_range.tp_max.src,
TCA_FLOWER_UNSPEC, sizeof(key->tp_range.tp_max.src));
+ if (mask->tp_range.tp_min.dst != mask->tp_range.tp_max.dst) {
+ NL_SET_ERR_MSG(extack,
+ "Both min and max destination ports must be specified");
+ return -EINVAL;
+ }
+ if (mask->tp_range.tp_min.src != mask->tp_range.tp_max.src) {
+ NL_SET_ERR_MSG(extack,
+ "Both min and max source ports must be specified");
+ return -EINVAL;
+ }
if (mask->tp_range.tp_min.dst && mask->tp_range.tp_max.dst &&
ntohs(key->tp_range.tp_max.dst) <=
ntohs(key->tp_range.tp_min.dst)) {
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index ae9439a6c56c..8641f8059317 100644
--- a/net/sched/cls_fw.c
+++ b/net/sched/cls_fw.c
@@ -212,11 +212,6 @@ static int fw_set_parms(struct net *net, struct tcf_proto *tp,
if (err < 0)
return err;
- if (tb[TCA_FW_CLASSID]) {
- f->res.classid = nla_get_u32(tb[TCA_FW_CLASSID]);
- tcf_bind_filter(tp, &f->res, base);
- }
-
if (tb[TCA_FW_INDEV]) {
int ret;
ret = tcf_change_indev(net, tb[TCA_FW_INDEV], extack);
@@ -233,6 +228,11 @@ static int fw_set_parms(struct net *net, struct tcf_proto *tp,
} else if (head->mask != 0xFFFFFFFF)
return err;
+ if (tb[TCA_FW_CLASSID]) {
+ f->res.classid = nla_get_u32(tb[TCA_FW_CLASSID]);
+ tcf_bind_filter(tp, &f->res, base);
+ }
+
return 0;
}
diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index dfd9a99e6257..befaf74b33ca 100644
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -381,8 +381,13 @@ static int qfq_change_agg(struct Qdisc *sch, struct qfq_class *cl, u32 weight,
u32 lmax)
{
struct qfq_sched *q = qdisc_priv(sch);
- struct qfq_aggregate *new_agg = qfq_find_agg(q, lmax, weight);
+ struct qfq_aggregate *new_agg;
+ /* 'lmax' can range from [QFQ_MIN_LMAX, pktlen + stab overhead] */
+ if (lmax > QFQ_MAX_LMAX)
+ return -EINVAL;
+
+ new_agg = qfq_find_agg(q, lmax, weight);
if (new_agg == NULL) { /* create new aggregate */
new_agg = kzalloc(sizeof(*new_agg), GFP_ATOMIC);
if (new_agg == NULL)
@@ -423,10 +428,17 @@ static int qfq_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
else
weight = 1;
- if (tb[TCA_QFQ_LMAX])
+ if (tb[TCA_QFQ_LMAX]) {
lmax = nla_get_u32(tb[TCA_QFQ_LMAX]);
- else
+ } else {
+ /* MTU size is user controlled */
lmax = psched_mtu(qdisc_dev(sch));
+ if (lmax < QFQ_MIN_LMAX || lmax > QFQ_MAX_LMAX) {
+ NL_SET_ERR_MSG_MOD(extack,
+ "MTU size out of bounds for qfq");
+ return -EINVAL;
+ }
+ }
inv_w = ONE_FP / weight;
weight = ONE_FP / inv_w;
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 89c9ad6c886e..1783ab9d57a3 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -580,6 +580,8 @@ int ieee80211_strip_8023_mesh_hdr(struct sk_buff *skb)
hdrlen += ETH_ALEN + 2;
else if (!pskb_may_pull(skb, hdrlen))
return -EINVAL;
+ else
+ payload.eth.h_proto = htons(skb->len - hdrlen);
mesh_addr = skb->data + sizeof(payload.eth) + ETH_ALEN;
switch (payload.flags & MESH_FLAGS_AE) {
diff --git a/tools/testing/selftests/bpf/prog_tests/async_stack_depth.c b/tools/testing/selftests/bpf/prog_tests/async_stack_depth.c
new file mode 100644
index 000000000000..118abc29b236
--- /dev/null
+++ b/tools/testing/selftests/bpf/prog_tests/async_stack_depth.c
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <test_progs.h>
+
+#include "async_stack_depth.skel.h"
+
+void test_async_stack_depth(void)
+{
+ RUN_TESTS(async_stack_depth);
+}
diff --git a/tools/testing/selftests/bpf/progs/async_stack_depth.c b/tools/testing/selftests/bpf/progs/async_stack_depth.c
new file mode 100644
index 000000000000..477ba950bb43
--- /dev/null
+++ b/tools/testing/selftests/bpf/progs/async_stack_depth.c
@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <vmlinux.h>
+#include <bpf/bpf_helpers.h>
+
+#include "bpf_misc.h"
+
+struct hmap_elem {
+ struct bpf_timer timer;
+};
+
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __uint(max_entries, 64);
+ __type(key, int);
+ __type(value, struct hmap_elem);
+} hmap SEC(".maps");
+
+__attribute__((noinline))
+static int timer_cb(void *map, int *key, struct bpf_timer *timer)
+{
+ volatile char buf[256] = {};
+ return buf[69];
+}
+
+SEC("tc")
+__failure __msg("combined stack size of 2 calls")
+int prog(struct __sk_buff *ctx)
+{
+ struct hmap_elem *elem;
+ volatile char buf[256] = {};
+
+ elem = bpf_map_lookup_elem(&hmap, &(int){0});
+ if (!elem)
+ return 0;
+
+ timer_cb(NULL, NULL, NULL);
+ return bpf_timer_set_callback(&elem->timer, timer_cb) + buf[0];
+}
+
+char _license[] SEC("license") = "GPL";
diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
index 147899a868d3..976dffda4654 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
@@ -213,5 +213,91 @@
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
+ },
+ {
+ "id": "85ee",
+ "name": "QFQ with big MTU",
+ "category": [
+ "qdisc",
+ "qfq"
+ ],
+ "plugins": {
+ "requires": "nsPlugin"
+ },
+ "setup": [
+ "$IP link add dev $DUMMY type dummy || /bin/true",
+ "$IP link set dev $DUMMY mtu 2147483647 || /bin/true",
+ "$TC qdisc add dev $DUMMY handle 1: root qfq"
+ ],
+ "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
+ "expExitCode": "2",
+ "verifyCmd": "$TC class show dev $DUMMY",
+ "matchPattern": "class qfq 1:",
+ "matchCount": "0",
+ "teardown": [
+ "$IP link del dev $DUMMY type dummy"
+ ]
+ },
+ {
+ "id": "ddfa",
+ "name": "QFQ with small MTU",
+ "category": [
+ "qdisc",
+ "qfq"
+ ],
+ "plugins": {
+ "requires": "nsPlugin"
+ },
+ "setup": [
+ "$IP link add dev $DUMMY type dummy || /bin/true",
+ "$IP link set dev $DUMMY mtu 256 || /bin/true",
+ "$TC qdisc add dev $DUMMY handle 1: root qfq"
+ ],
+ "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
+ "expExitCode": "2",
+ "verifyCmd": "$TC class show dev $DUMMY",
+ "matchPattern": "class qfq 1:",
+ "matchCount": "0",
+ "teardown": [
+ "$IP link del dev $DUMMY type dummy"
+ ]
+ },
+ {
+ "id": "5993",
+ "name": "QFQ with stab overhead greater than max packet len",
+ "category": [
+ "qdisc",
+ "qfq",
+ "scapy"
+ ],
+ "plugins": {
+ "requires": [
+ "nsPlugin",
+ "scapyPlugin"
+ ]
+ },
+ "setup": [
+ "$IP link add dev $DUMMY type dummy || /bin/true",
+ "$IP link set dev $DUMMY up || /bin/true",
+ "$TC qdisc add dev $DUMMY handle 1: stab mtu 2048 tsize 512 mpu 0 overhead 999999999 linklayer ethernet root qfq",
+ "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
+ "$TC qdisc add dev $DEV1 clsact",
+ "$TC filter add dev $DEV1 ingress protocol ip flower dst_ip 1.3.3.7/32 action mirred egress mirror dev $DUMMY"
+ ],
+ "cmdUnderTest": "$TC filter add dev $DUMMY parent 1: matchall classid 1:1",
+ "scapy": [
+ {
+ "iface": "$DEV0",
+ "count": 22,
+ "packet": "Ether(type=0x800)/IP(src='10.0.0.10',dst='1.3.3.7')/TCP(sport=5000,dport=10)"
+ }
+ ],
+ "expExitCode": "0",
+ "verifyCmd": "$TC -s qdisc ls dev $DUMMY",
+ "matchPattern": "dropped 22",
+ "matchCount": "1",
+ "teardown": [
+ "$TC qdisc del dev $DUMMY handle 1: root qfq"
+ ]
}
]