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tools feature: Add support for detecting libpfm4

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libpfm4 provides an alternate command line encoding of perf events.

Signed-off-by: Stephane Eranian <eranian@google.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Andrii Nakryiko <andriin@fb.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Igor Lubashev <ilubashe@akamai.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiwei Sun <jiwei.sun@windriver.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Yonghong Song <yhs@fb.com>
Cc: bpf@vger.kernel.org
Cc: netdev@vger.kernel.org
Cc: yuzhoujian <yuzhoujian@didichuxing.com>
Link: http://lore.kernel.org/lkml/20200429231443.207201-3-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Stephane Eranian 2020-04-29 16:14:41 -07:00 committed by Arnaldo Carvalho de Melo
parent 4b1984491e
commit 5ef86146de
3 changed files with 16 additions and 2 deletions
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3
tools/build/Makefile.feature
View File

@ -98,7 +98,8 @@ FEATURE_TESTS_EXTRA := \
llvm \
llvm-version \
clang \
libbpf
libbpf \
libpfm4
FEATURE_TESTS ?= $(FEATURE_TESTS_BASIC)

6
tools/build/feature/Makefile
View File

@ -69,7 +69,8 @@ FILES= \
test-libaio.bin \
test-libzstd.bin \
test-clang-bpf-global-var.bin \
test-file-handle.bin
test-file-handle.bin \
test-libpfm4.bin
FILES := $(addprefix $(OUTPUT),$(FILES))
@ -331,6 +332,9 @@ $(OUTPUT)test-clang-bpf-global-var.bin:
$(OUTPUT)test-file-handle.bin:
$(BUILD)
$(OUTPUT)test-libpfm4.bin:
$(BUILD) -lpfm
###############################
clean:

9
tools/build/feature/test-libpfm4.c Normal file
View File

@ -0,0 +1,9 @@
// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <perfmon/pfmlib.h>
int main(void)
{
pfm_initialize();
return 0;
}