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perf/core: Fix file name handling for start/stop filters 

Binary file names have to be supplied for both range and start/stop
filters but the current code only processes the filename if an
address range filter is specified.  This code adds processing of
the filename for start/stop filters.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Link: http://lkml.kernel.org/r/1468860187-318-2-git-send-email-mathieu.poirier@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
hifive-unleashed-5.1
Mathieu Poirier 2016-07-18 10:43:05 -06:00 committed by Ingo Molnar
parent cca2094605
commit 4059ffd09d
1 changed files with 4 additions and 2 deletions
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6
kernel/events/core.c
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@ -7972,8 +7972,10 @@ perf_event_parse_addr_filter(struct perf_event *event, char *fstr,
goto fail;
}
if (token == IF_SRC_FILE) {
filename = match_strdup(&args[2]);
if (token == IF_SRC_FILE || token == IF_SRC_FILEADDR) {
int fpos = filter->range ? 2 : 1;
filename = match_strdup(&args[fpos]);
if (!filename) {
ret = -ENOMEM;
goto fail;