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| author |  Tom Zanussi <tom.zanussi@linux.intel.com>
| 2024-04-05 13:57:30 -0500 |
|---|---|---|
| committer |  Herbert Xu <herbert@gondor.apana.org.au>
| 2024-04-12 15:07:52 +0800 |
| commit | 8f0e0cf74ccef41b383daddcf5447bba655031b3 (patch) | |
| tree | 71472f48887d386090bda7a3f14fe7175dfde305 /drivers/crypto | |
| parent | crypto: x509 - Add OID for NIST P521 and extend parser for it (diff) | |
| download | linux-8f0e0cf74ccef41b383daddcf5447bba655031b3.tar.gz linux-8f0e0cf74ccef41b383daddcf5447bba655031b3.tar.bz2 linux-8f0e0cf74ccef41b383daddcf5447bba655031b3.zip | |
crypto: iaa - Use cpumask_weight() when rebalancing
If some cpus are offlined, or if the node mask is smaller than
expected, the 'nonexistent cpu' warning in rebalance_wq_table() may be
erroneously triggered.
Use cpumask_weight() to make sure we only iterate over the exact
number of cpus in the mask.
Also use num_possible_cpus() instead of num_online_cpus() to make sure
all slots in the wq table are initialized.
Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/intel/iaa/iaa_crypto_main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/intel/iaa/iaa_crypto_main.c b/drivers/crypto/intel/iaa/iaa_crypto_main.c index 6229b24b0d35..814fb2c31626 100644 --- a/drivers/crypto/intel/iaa/iaa_crypto_main.c +++ b/drivers/crypto/intel/iaa/iaa_crypto_main.c @@ -922,7 +922,7 @@ static void rebalance_wq_table(void) for_each_node_with_cpus(node) { node_cpus = cpumask_of_node(node); - for (cpu = 0; cpu < nr_cpus_per_node; cpu++) { + for (cpu = 0; cpu < cpumask_weight(node_cpus); cpu++) { int node_cpu = cpumask_nth(cpu, node_cpus); if (WARN_ON(node_cpu >= nr_cpu_ids)) { @@ -2005,7 +2005,7 @@ static int __init iaa_crypto_init_module(void) int ret = 0; int node; - nr_cpus = num_online_cpus(); + nr_cpus = num_possible_cpus(); for_each_node_with_cpus(node) nr_nodes++; if (!nr_nodes) { |