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author | Andrii Nakryiko <andrii@kernel.org> | 2022-07-15 12:01:30 -0700 |
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committer | Andrii Nakryiko <andrii@kernel.org> | 2022-07-15 12:03:25 -0700 |
commit | 8eab0a09a211735c2ffd0e481f7155e53c311dd9 (patch) | |
tree | 840943b56fe236aa15abb55f6f1143c9a28ebe12 | |
parent | a2a5580fcbf808e7c2310e4959b62f9d2157fdb6 (diff) | |
parent | 3848636b4a88f0706f9ce48d532163244abadd43 (diff) | |
download | linux-8eab0a09a211735c2ffd0e481f7155e53c311dd9.tar.gz linux-8eab0a09a211735c2ffd0e481f7155e53c311dd9.tar.bz2 linux-8eab0a09a211735c2ffd0e481f7155e53c311dd9.zip |
Merge branch 'Use lightweigt version of bpftool'
Pu Lehui says:
====================
Currently, samples/bpf, tools/runqslower and bpf/iterators use bpftool
for vmlinux.h, skeleton, and static linking only. We can use lightweight
bootstrap version of bpftool to handle these, and it will be faster.
v2:
- make libbpf and bootstrap bpftool independent. and make it simple.
v1: https://lore.kernel.org/bpf/20220712030813.865410-1-pulehui@huawei.com
====================
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
-rw-r--r-- | kernel/bpf/preload/iterators/Makefile | 10 | ||||
-rw-r--r-- | samples/bpf/Makefile | 10 | ||||
-rw-r--r-- | tools/bpf/runqslower/Makefile | 7 |
3 files changed, 10 insertions, 17 deletions
diff --git a/kernel/bpf/preload/iterators/Makefile b/kernel/bpf/preload/iterators/Makefile index bfe24f8c5a20..6762b1260f2f 100644 --- a/kernel/bpf/preload/iterators/Makefile +++ b/kernel/bpf/preload/iterators/Makefile @@ -9,7 +9,7 @@ LLVM_STRIP ?= llvm-strip TOOLS_PATH := $(abspath ../../../../tools) BPFTOOL_SRC := $(TOOLS_PATH)/bpf/bpftool BPFTOOL_OUTPUT := $(abs_out)/bpftool -DEFAULT_BPFTOOL := $(OUTPUT)/sbin/bpftool +DEFAULT_BPFTOOL := $(BPFTOOL_OUTPUT)/bootstrap/bpftool BPFTOOL ?= $(DEFAULT_BPFTOOL) LIBBPF_SRC := $(TOOLS_PATH)/lib/bpf @@ -61,9 +61,5 @@ $(BPFOBJ): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(LIBBPF_OU OUTPUT=$(abspath $(dir $@))/ prefix= \ DESTDIR=$(LIBBPF_DESTDIR) $(abspath $@) install_headers -$(DEFAULT_BPFTOOL): $(BPFOBJ) | $(BPFTOOL_OUTPUT) - $(Q)$(MAKE) $(submake_extras) -C $(BPFTOOL_SRC) \ - OUTPUT=$(BPFTOOL_OUTPUT)/ \ - LIBBPF_OUTPUT=$(LIBBPF_OUTPUT)/ \ - LIBBPF_DESTDIR=$(LIBBPF_DESTDIR)/ \ - prefix= DESTDIR=$(abs_out)/ install-bin +$(DEFAULT_BPFTOOL): | $(BPFTOOL_OUTPUT) + $(Q)$(MAKE) $(submake_extras) -C $(BPFTOOL_SRC) OUTPUT=$(BPFTOOL_OUTPUT)/ bootstrap diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 5002a5b9a7da..727da3c5879b 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -282,12 +282,10 @@ $(LIBBPF): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(LIBBPF_OU BPFTOOLDIR := $(TOOLS_PATH)/bpf/bpftool BPFTOOL_OUTPUT := $(abspath $(BPF_SAMPLES_PATH))/bpftool -BPFTOOL := $(BPFTOOL_OUTPUT)/bpftool -$(BPFTOOL): $(LIBBPF) $(wildcard $(BPFTOOLDIR)/*.[ch] $(BPFTOOLDIR)/Makefile) | $(BPFTOOL_OUTPUT) - $(MAKE) -C $(BPFTOOLDIR) srctree=$(BPF_SAMPLES_PATH)/../../ \ - OUTPUT=$(BPFTOOL_OUTPUT)/ \ - LIBBPF_OUTPUT=$(LIBBPF_OUTPUT)/ \ - LIBBPF_DESTDIR=$(LIBBPF_DESTDIR)/ +BPFTOOL := $(BPFTOOL_OUTPUT)/bootstrap/bpftool +$(BPFTOOL): $(wildcard $(BPFTOOLDIR)/*.[ch] $(BPFTOOLDIR)/Makefile) | $(BPFTOOL_OUTPUT) + $(MAKE) -C $(BPFTOOLDIR) srctree=$(BPF_SAMPLES_PATH)/../../ \ + OUTPUT=$(BPFTOOL_OUTPUT)/ bootstrap $(LIBBPF_OUTPUT) $(BPFTOOL_OUTPUT): $(call msg,MKDIR,$@) 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 |