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 v8 2/4] tools feature: add support for detecting libpfm4
Date: Sat, 11 Apr 2020 00:46:29 -0700 [thread overview]
Message-ID: <20200411074631.9486-3-irogers@google.com> (raw)
In-Reply-To: <20200411074631.9486-1-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 | 6 ++++--
tools/build/feature/Makefile | 6 +++++-
tools/build/feature/test-libpfm4.c | 9 +++++++++
3 files changed, 18 insertions(+), 3 deletions(-)
create mode 100644 tools/build/feature/test-libpfm4.c
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index 3e0c019ef297..0b651171476f 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -73,7 +73,8 @@ FEATURE_TESTS_BASIC := \
libaio \
libzstd \
disassembler-four-args \
- file-handle
+ file-handle \
+ libpfm4
# FEATURE_TESTS_BASIC + FEATURE_TESTS_EXTRA is the complete list
# of all feature tests
@@ -128,7 +129,8 @@ FEATURE_DISPLAY ?= \
bpf \
libaio \
libzstd \
- disassembler-four-args
+ disassembler-four-args \
+ libpfm4
# Set FEATURE_CHECK_(C|LD)FLAGS-all for all FEATURE_TESTS features.
# If in the future we need per-feature checks/flags for features not
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index 621f528f7822..a6eded94a36b 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -68,7 +68,8 @@ FILES= \
test-llvm-version.bin \
test-libaio.bin \
test-libzstd.bin \
- test-file-handle.bin
+ test-file-handle.bin \
+ test-libpfm4.bin
FILES := $(addprefix $(OUTPUT),$(FILES))
@@ -325,6 +326,9 @@ $(OUTPUT)test-libzstd.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;
+}
--
2.26.0.110.g2183baf09c-goog
next prev parent reply other threads:[~2020-04-11 7:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-11 7:46 [PATCH v8 0/4] perf tools: add support for libpfm4 Ian Rogers
2020-04-11 7:46 ` [PATCH v8 1/4] perf doc: allow ASCIIDOC_EXTRA to be an argument Ian Rogers
2020-04-11 7:46 ` Ian Rogers [this message]
2020-04-14 15:21 ` [PATCH v8 2/4] tools feature: add support for detecting libpfm4 Jiri Olsa
2020-04-11 7:46 ` [PATCH v8 3/4] perf pmu: add perf_pmu__find_by_type helper Ian Rogers
2020-04-11 7:46 ` [PATCH v8 4/4] perf tools: add support for libpfm4 Ian Rogers
2020-04-14 15:21 ` Jiri Olsa
2020-04-14 18:14 ` Ian Rogers
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