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perf version: Add a feature for libpfm4 

If perf is built with libpfm4 (LIBPFM4=1) then advertise it in perf -vv.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20201019232545.4047264-1-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
zero-sugar-mainline-defconfig
Ian Rogers 2020-10-19 16:25:45 -07:00 committed by Arnaldo Carvalho de Melo
parent a701d28e2d
commit a7c77c4f52
1 changed files with 1 additions and 0 deletions
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tools/perf/builtin-version.c
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@ -80,6 +80,7 @@ static void library_status(void)
STATUS(HAVE_LIBBPF_SUPPORT, bpf);
STATUS(HAVE_AIO_SUPPORT, aio);
STATUS(HAVE_ZSTD_SUPPORT, zstd);
STATUS(HAVE_LIBPFM, libpfm4);
}
int cmd_version(int argc, const char **argv)