[PATCH v4 bpf-next 0/6] bpf: enable task local storage for tracing programs · Song Liu <hidden> · 2021-02-23
[PATCH v4 bpf-next 2/6] bpf: prevent deadlock from recursive bpf_task_storage_[get|delete] · Song Liu <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 2/6] bpf: prevent deadlock from recursive bpf_task_storage_[get|delete] · Andrii Nakryiko <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 2/6] bpf: prevent deadlock from recursive bpf_task_storage_[get|delete] · Song Liu <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 2/6] bpf: prevent deadlock from recursive bpf_task_storage_[get|delete] · Andrii Nakryiko <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 2/6] bpf: prevent deadlock from recursive bpf_task_storage_[get|delete] · Alexei Starovoitov <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 2/6] bpf: prevent deadlock from recursive bpf_task_storage_[get|delete] · Peter Zijlstra <peterz@infradead.org> · 2021-02-23
Re: [PATCH v4 bpf-next 2/6] bpf: prevent deadlock from recursive bpf_task_storage_[get|delete] · Song Liu <hidden> · 2021-02-23
[PATCH v4 bpf-next 1/6] bpf: enable task local storage for tracing programs · Song Liu <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 1/6] bpf: enable task local storage for tracing programs · kernel test robot <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 1/6] bpf: enable task local storage for tracing programs · kernel test robot <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 1/6] bpf: enable task local storage for tracing programs · Martin KaFai Lau <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 1/6] bpf: enable task local storage for tracing programs · Song Liu <hidden> · 2021-02-23
[PATCH v4 bpf-next 6/6] bpf: runqslower: use task local storage · Song Liu <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 6/6] bpf: runqslower: use task local storage · Martin KaFai Lau <hidden> · 2021-02-23
[PATCH v4 bpf-next 4/6] selftests/bpf: test deadlock from recursive bpf_task_storage_[get|delete] · Song Liu <hidden> · 2021-02-23
[PATCH v4 bpf-next 3/6] selftests/bpf: add non-BPF_LSM test for task local storage · Song Liu <hidden> · 2021-02-23
[PATCH v4 bpf-next 5/6] bpf: runqslower: prefer using local vmlimux to generate vmlinux.h · Song Liu <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 5/6] bpf: runqslower: prefer using local vmlimux to generate vmlinux.h · Andrii Nakryiko <hidden> · 2021-02-23
Re: [PATCH v4 bpf-next 5/6] bpf: runqslower: prefer using local vmlimux to generate vmlinux.h · Martin KaFai Lau <hidden> · 2021-02-23

[PATCH v4 bpf-next 5/6] bpf: runqslower: prefer using local vmlimux to generate vmlinux.h

STALE2065d SUPERSEDED

From: Song Liu <hidden>
Date: 2021-02-23 01:25:43
Also in: bpf, lkml
Subsystem: bpf [general] (safe dynamic programs and tools), the rest · Maintainers: Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Linus Torvalds

Revision v4 of 3 in this series.

Revisions (3)

2021-02-23 v4 current
2021-02-23 v5 [diff vs current]
2021-02-25 v6 [diff vs current]

Update the Makefile to prefer using $(O)/mvlinux, $(KBUILD_OUTPUT)/vmlinux
(for selftests) or ../../../vmlinux. These two files should have latest
definitions for vmlinux.h.

Signed-off-by: Song Liu <redacted>
---
 tools/bpf/runqslower/Makefile | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/bpf/runqslower/Makefile b/tools/bpf/runqslower/Makefile
index 9d9fb6209be1b..c96ba90c6f018 100644
--- a/tools/bpf/runqslower/Makefile
+++ b/tools/bpf/runqslower/Makefile

@@ -16,7 +16,10 @@ CFLAGS := -g -Wall
 
 # Try to detect best kernel BTF source
 KERNEL_REL := $(shell uname -r)
-VMLINUX_BTF_PATHS := /sys/kernel/btf/vmlinux /boot/vmlinux-$(KERNEL_REL)
+VMLINUX_BTF_PATHS := $(if $(O),$(O)/vmlinux)		\
+	$(if $(KBUILD_OUTPUT),$(KBUILD_OUTPUT)/vmlinux) \
+	../../../vmlinux /sys/kernel/btf/vmlinux	\
+	/boot/vmlinux-$(KERNEL_REL)
 VMLINUX_BTF_PATH := $(or $(VMLINUX_BTF),$(firstword			       \
 					  $(wildcard $(VMLINUX_BTF_PATHS))))

-- 
2.24.1

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