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perf tests record: Allow for 'sleep' being 'coreutils' 

If the 'sleep' command is provided by coreutils, then the "PERF_RECORD_*
events & perf_sample fields" test will fail because the MMAP name is
'coreutils' not 'sleep', and there is an extra COMM event. Fix the test
to detect that case.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20181122135545.16295-1-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2018-11-22 15:55:45 +02:00 committed by Arnaldo Carvalho de Melo
parent 0631ca3a6e
commit 2aac9f9d5b
1 changed files with 5 additions and 2 deletions
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7
tools/perf/tests/perf-record.c
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@ -58,6 +58,7 @@ int test__PERF_RECORD(struct test *test __maybe_unused, int subtest __maybe_unus
char *bname, *mmap_filename;
u64 prev_time = 0;
bool found_cmd_mmap = false,
found_coreutils_mmap = false,
found_libc_mmap = false,
found_vdso_mmap = false,
found_ld_mmap = false;
@ -254,6 +255,8 @@ int test__PERF_RECORD(struct test *test __maybe_unused, int subtest __maybe_unus
if (bname != NULL) {
if (!found_cmd_mmap)
found_cmd_mmap = !strcmp(bname + 1, cmd);
if (!found_coreutils_mmap)
found_coreutils_mmap = !strcmp(bname + 1, "coreutils");
if (!found_libc_mmap)
found_libc_mmap = !strncmp(bname + 1, "libc", 4);
if (!found_ld_mmap)
@ -292,7 +295,7 @@ int test__PERF_RECORD(struct test *test __maybe_unused, int subtest __maybe_unus
}
found_exit:
if (nr_events[PERF_RECORD_COMM] > 1) {
if (nr_events[PERF_RECORD_COMM] > 1 + !!found_coreutils_mmap) {
pr_debug("Excessive number of PERF_RECORD_COMM events!\n");
++errs;
}
@ -302,7 +305,7 @@ int test__PERF_RECORD(struct test *test __maybe_unused, int subtest __maybe_unus
++errs;
}
if (!found_cmd_mmap) {
if (!found_cmd_mmap && !found_coreutils_mmap) {
pr_debug("PERF_RECORD_MMAP for %s missing!\n", cmd);
++errs;
}