From: Ian Rogers <irogers@google.com>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Martin KaFai Lau <kafai@fb.com>, Yonghong Song <yhs@fb.com>,
Andrii Nakryiko <andriin@fb.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Igor Lubashev <ilubashe@akamai.com>,
Alexey Budankov <alexey.budankov@linux.intel.com>,
Florian Fainelli <f.fainelli@gmail.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Andi Kleen <ak@linux.intel.com>,
Jiwei Sun <jiwei.sun@windriver.com>,
yuzhoujian <yuzhoujian@didichuxing.com>,
Kan Liang <kan.liang@linux.intel.com>,
Jin Yao <yao.jin@linux.intel.com>, Leo Yan <leo.yan@linaro.org>,
John Garry <john.garry@huawei.com>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
bpf@vger.kernel.org, linux-perf-users@vger.kernel.org
Cc: Stephane Eranian <eranian@google.com>, Ian Rogers <irogers@google.com>
Subject: [PATCH v12 2/4] tools feature: add support for detecting libpfm4
Date: Wed, 29 Apr 2020 16:14:41 -0700 [thread overview]
Message-ID: <20200429231443.207201-3-irogers@google.com> (raw)
In-Reply-To: <20200429231443.207201-1-irogers@google.com>
From: Stephane Eranian <eranian@google.com>
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>
---
tools/build/Makefile.feature | 3 ++-
tools/build/feature/Makefile | 6 +++++-
tools/build/feature/test-libpfm4.c | 9 +++++++++
3 files changed, 16 insertions(+), 2 deletions(-)
create mode 100644 tools/build/feature/test-libpfm4.c
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index 3e0c019ef297..3abd4316cd4f 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -98,7 +98,8 @@ FEATURE_TESTS_EXTRA := \
llvm \
llvm-version \
clang \
- libbpf
+ libbpf \
+ libpfm4
FEATURE_TESTS ?= $(FEATURE_TESTS_BASIC)
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index 92012381393a..84f845b9627d 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -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:
diff --git a/tools/build/feature/test-libpfm4.c b/tools/build/feature/test-libpfm4.c
new file mode 100644
index 000000000000..af49b259459e
--- /dev/null
+++ b/tools/build/feature/test-libpfm4.c
@@ -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;
+}
--
2.26.2.303.gf8c07b1a785-goog
next prev parent reply other threads:[~2020-04-29 23:14 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-29 23:14 [PATCH v12 0/4] perf tools: add support for libpfm4 Ian Rogers
2020-04-29 23:14 ` [PATCH v12 1/4] perf doc: pass ASCIIDOC_EXTRA as an argument Ian Rogers
2020-05-08 13:04 ` [tip: perf/core] perf doc: Pass " tip-bot2 for Ian Rogers
2020-04-29 23:14 ` Ian Rogers [this message]
2020-05-08 13:04 ` [tip: perf/core] tools feature: Add support for detecting libpfm4 tip-bot2 for Stephane Eranian
2020-04-29 23:14 ` [PATCH v12 3/4] perf pmu: add perf_pmu__find_by_type helper Ian Rogers
2020-05-08 13:04 ` [tip: perf/core] perf pmu: Add " tip-bot2 for Stephane Eranian
2020-04-29 23:14 ` [PATCH v12 4/4] perf tools: add support for libpfm4 Ian Rogers
2020-04-30 13:34 ` Arnaldo Carvalho de Melo
2020-04-30 13:34 ` Arnaldo Carvalho de Melo
2020-04-30 14:26 ` Ian Rogers
2020-04-30 14:26 ` Ian Rogers
2020-05-05 18:31 ` Ian Rogers
2020-05-05 18:31 ` Ian Rogers
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