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| author |  Pu Lehui <pulehui@huawei.com>
| 2022-07-14 10:46:11 +0800 |
|---|---|---|
| committer |  Andrii Nakryiko <andrii@kernel.org>
| 2022-07-15 12:01:30 -0700 |
| commit | 3a2a58c4479a6acd4421db41e1e1ffd804763a5a (patch) | |
| tree | 3c70ac70b4b2944857170c9df83807b1b05aeb50 /tools/bpf/runqslower/Makefile | |
| parent | samples: bpf: Fix cross-compiling error by using bootstrap bpftool (diff) | |
| download | linux-3a2a58c4479a6acd4421db41e1e1ffd804763a5a.tar.gz linux-3a2a58c4479a6acd4421db41e1e1ffd804763a5a.tar.bz2 linux-3a2a58c4479a6acd4421db41e1e1ffd804763a5a.zip | |
tools: runqslower: Build and use lightweight bootstrap version of bpftool
tools/runqslower use bpftool for vmlinux.h, skeleton, and static linking
only. So we can use lightweight bootstrap version of bpftool to handle
these, and it will be faster.
Suggested-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Pu Lehui <pulehui@huawei.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220714024612.944071-3-pulehui@huawei.com
Diffstat (limited to 'tools/bpf/runqslower/Makefile')
| -rw-r--r-- | tools/bpf/runqslower/Makefile | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/tools/bpf/runqslower/Makefile b/tools/bpf/runqslower/Makefile index da6de16a3dfb..8b3d87b82b7a 100644 --- a/tools/bpf/runqslower/Makefile +++ b/tools/bpf/runqslower/Makefile @@ -4,7 +4,7 @@ include ../../scripts/Makefile.include OUTPUT ?= $(abspath .output)/ BPFTOOL_OUTPUT := $(OUTPUT)bpftool/ -DEFAULT_BPFTOOL := $(BPFTOOL_OUTPUT)bpftool +DEFAULT_BPFTOOL := $(BPFTOOL_OUTPUT)bootstrap/bpftool BPFTOOL ?= $(DEFAULT_BPFTOOL) LIBBPF_SRC := $(abspath ../../lib/bpf) BPFOBJ_OUTPUT := $(OUTPUT)libbpf/ @@ -86,6 +86,5 @@ $(BPFOBJ): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(BPFOBJ_OU $(Q)$(MAKE) $(submake_extras) -C $(LIBBPF_SRC) OUTPUT=$(BPFOBJ_OUTPUT) \ DESTDIR=$(BPFOBJ_OUTPUT) prefix= $(abspath $@) install_headers -$(DEFAULT_BPFTOOL): $(BPFOBJ) | $(BPFTOOL_OUTPUT) - $(Q)$(MAKE) $(submake_extras) -C ../bpftool OUTPUT=$(BPFTOOL_OUTPUT) \ - ARCH= CROSS_COMPILE= CC=$(HOSTCC) LD=$(HOSTLD) +$(DEFAULT_BPFTOOL): | $(BPFTOOL_OUTPUT) + $(Q)$(MAKE) $(submake_extras) -C ../bpftool OUTPUT=$(BPFTOOL_OUTPUT) bootstrap |