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perf mem: Introduce perf_mem_events__name function

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Wrap perf_mem_events[].name into perf_mem_events__name() so we could alter the
events name if needed.

This will be handy when changing latency settings for loads event in following
patch.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1456303616-26926-3-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2016-02-24 09:46:43 +01:00 committed by Arnaldo Carvalho de Melo
parent 54fbad54eb
commit 2ba7ac5814
3 changed files with 9 additions and 3 deletions
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6
tools/perf/builtin-mem.c
View File

@ -43,7 +43,7 @@ static int parse_record_events(const struct option *opt,
fprintf(stderr, "%-13s%-*s%s\n",
e->tag,
verbose ? 25 : 0,
verbose ? e->name : "",
verbose ? perf_mem_events__name(j) : "",
e->supported ? ": available" : "");
}
exit(0);
@ -95,12 +95,12 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
if (!perf_mem_events[j].supported) {
pr_err("failed: event '%s' not supported\n",
perf_mem_events[j].name);
perf_mem_events__name(j));
return -1;
}
rec_argv[i++] = "-e";
rec_argv[i++] = perf_mem_events[j].name;
rec_argv[i++] = perf_mem_events__name(j);
};
for (j = 0; j < argc; j++, i++)

5
tools/perf/util/mem-events.c
View File

@ -19,6 +19,11 @@ struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX] = {
#undef E
char *perf_mem_events__name(int i)
{
return (char *)perf_mem_events[i].name;
}
int perf_mem_events__parse(const char *str)
{
char *tok, *saveptr = NULL;

1
tools/perf/util/mem-events.h
View File

@ -22,4 +22,5 @@ extern struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX];
int perf_mem_events__parse(const char *str);
int perf_mem_events__init(void);
char *perf_mem_events__name(int i);
#endif /* __PERF_MEM_EVENTS_H */