Commit efee1898 authored by Ian Rogers's avatar Ian Rogers Committed by Namhyung Kim
Browse files

perf test: Don't fail if user rdpmc returns 0 when disabled 



In certain hypervisor set ups the value 0 may be returned but this is
only erroneous if the user rdpmc isn't disabled.

Signed-off-by: default avatarIan Rogers <irogers@google.com>
Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
parent d3726d4e

tools/perf/tests/mmap-basic.c

+1 −1
Original line number Diff line number Diff line
@@ -322,7 +322,7 @@ static int test_stat_user_read(u64 event, enum user_read_state enabled) 
		}



		perf_evsel__read(evsel, 0, 0, &counts);

		if (counts.val == 0) {

		if (rdpmc_supported && counts.val == 0) {

			pr_err("User space counter reading for PMU %s [Failed read]\n", pmu->name);

			ret = TEST_FAIL;

			goto cleanup;