From 69ef8f475586974d3921c4799bfa75b8fef877a8 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Thu, 7 Jan 2016 13:17:00 -0300 Subject: [PATCH] perf test: Use "dummy" events in the PERF_RECORD_ test As we're test just the !PERF_RECORD_SAMPLE records. Cc: Adrian Hunter Cc: David Ahern Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-qp8radcz3il4q9wbnseh337d@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/tests/perf-record.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c index 9d5f0b57c4c1..8dc0baba8798 100644 --- a/tools/perf/tests/perf-record.c +++ b/tools/perf/tests/perf-record.c @@ -45,7 +45,7 @@ int test__PERF_RECORD(int subtest __maybe_unused) }; cpu_set_t cpu_mask; size_t cpu_mask_size = sizeof(cpu_mask); - struct perf_evlist *evlist = perf_evlist__new_default(); + struct perf_evlist *evlist = perf_evlist__new_dummy(); struct perf_evsel *evsel; struct perf_sample sample; const char *cmd = "sleep"; @@ -61,6 +61,9 @@ int test__PERF_RECORD(int subtest __maybe_unused) int total_events = 0, nr_events[PERF_RECORD_MAX] = { 0, }; char sbuf[STRERR_BUFSIZE]; + if (evlist == NULL) /* Fallback for kernels lacking PERF_COUNT_SW_DUMMY */ + evlist = perf_evlist__new_default(); + if (evlist == NULL || argv == NULL) { pr_debug("Not enough memory to create evlist\n"); goto out;