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[bpf-next] tools/runqslower: allow substituting custom vmlinux.h for the build

Message ID 20210303004010.653954-1-andrii@kernel.org
State New
Headers show
Series [bpf-next] tools/runqslower: allow substituting custom vmlinux.h for the build | expand

Commit Message

Andrii Nakryiko March 3, 2021, 12:40 a.m. UTC
Just like was done for bpftool and selftests in ec23eb705620 ("tools/bpftool:
Allow substituting custom vmlinux.h for the build") and ca4db6389d61
("selftests/bpf: Allow substituting custom vmlinux.h for selftests build"),
allow to provide pre-generated vmlinux.h for runqslower build.

Cc: Martin Lau <kafai@fb.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
---
 tools/bpf/runqslower/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Martin KaFai Lau March 3, 2021, 12:45 a.m. UTC | #1
On Tue, Mar 02, 2021 at 04:40:10PM -0800, Andrii Nakryiko wrote:
> Just like was done for bpftool and selftests in ec23eb705620 ("tools/bpftool:

> Allow substituting custom vmlinux.h for the build") and ca4db6389d61

> ("selftests/bpf: Allow substituting custom vmlinux.h for selftests build"),

> allow to provide pre-generated vmlinux.h for runqslower build.

Acked-by: Martin KaFai Lau <kafai@fb.com>
Yonghong Song March 3, 2021, 12:45 a.m. UTC | #2
On 3/2/21 4:40 PM, Andrii Nakryiko wrote:
> Just like was done for bpftool and selftests in ec23eb705620 ("tools/bpftool:
> Allow substituting custom vmlinux.h for the build") and ca4db6389d61
> ("selftests/bpf: Allow substituting custom vmlinux.h for selftests build"),
> allow to provide pre-generated vmlinux.h for runqslower build.
> 
> Cc: Martin Lau <kafai@fb.com>
> Signed-off-by: Andrii Nakryiko <andrii@kernel.org>

Acked-by: Yonghong Song <yhs@fb.com>
patchwork-bot+netdevbpf@kernel.org March 3, 2021, 4:20 a.m. UTC | #3
Hello:

This patch was applied to bpf/bpf-next.git (refs/heads/master):

On Tue, 2 Mar 2021 16:40:10 -0800 you wrote:
> Just like was done for bpftool and selftests in ec23eb705620 ("tools/bpftool:

> Allow substituting custom vmlinux.h for the build") and ca4db6389d61

> ("selftests/bpf: Allow substituting custom vmlinux.h for selftests build"),

> allow to provide pre-generated vmlinux.h for runqslower build.

> 

> Cc: Martin Lau <kafai@fb.com>

> Signed-off-by: Andrii Nakryiko <andrii@kernel.org>

> 

> [...]


Here is the summary with links:
  - [bpf-next] tools/runqslower: allow substituting custom vmlinux.h for the build
    https://git.kernel.org/bpf/bpf-next/c/303dcc25b5c7

You are awesome, thank you!
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diff mbox series

Patch

diff --git a/tools/bpf/runqslower/Makefile b/tools/bpf/runqslower/Makefile
index c96ba90c6f01..3818ec511fd2 100644
--- a/tools/bpf/runqslower/Makefile
+++ b/tools/bpf/runqslower/Makefile
@@ -69,12 +69,16 @@  $(OUTPUT) $(BPFOBJ_OUTPUT) $(BPFTOOL_OUTPUT):
 	$(QUIET_MKDIR)mkdir -p $@
 
 $(OUTPUT)/vmlinux.h: $(VMLINUX_BTF_PATH) | $(OUTPUT) $(BPFTOOL)
+ifeq ($(VMLINUX_H),)
 	$(Q)if [ ! -e "$(VMLINUX_BTF_PATH)" ] ; then \
 		echo "Couldn't find kernel BTF; set VMLINUX_BTF to"	       \
 			"specify its location." >&2;			       \
 		exit 1;\
 	fi
 	$(QUIET_GEN)$(BPFTOOL) btf dump file $(VMLINUX_BTF_PATH) format c > $@
+else
+	$(Q)cp "$(VMLINUX_H)" $@
+endif
 
 $(BPFOBJ): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(BPFOBJ_OUTPUT)
 	$(Q)$(MAKE) $(submake_extras) -C $(LIBBPF_SRC) OUTPUT=$(BPFOBJ_OUTPUT) $@