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libperf test evsel: Fix build error on !x86 architectures

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In test_stat_user_read, following build error occurs except i386 and
x86_64 architectures:

tests/test-evsel.c:129:31: error: variable 'pc' set but not used [-Werror=unused-but-set-variable]
  struct perf_event_mmap_page *pc;

Fix build error.

Signed-off-by: Shunsuke Nakamura <nakamura.shun@fujitsu.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20211006095703.477826-1-nakamura.shun@fujitsu.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Shunsuke Nakamura 2021-10-06 18:57:03 +09:00 committed by Arnaldo Carvalho de Melo
parent 8e820f9623
commit f304c8d949
1 changed files with 1 additions and 0 deletions
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tools/lib/perf/tests/test-evsel.c
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@ -148,6 +148,7 @@ static int test_stat_user_read(int event)
__T("failed to mmap evsel", err == 0);
pc = perf_evsel__mmap_base(evsel, 0, 0);
__T("failed to get mmapped address", pc);
#if defined(__i386__) || defined(__x86_64__)
__T("userspace counter access not supported", pc->cap_user_rdpmc);