Messages in this thread Patch in this message | | | Date | Thu, 17 Sep 2009 22:35:41 GMT | From | tip-bot for Li Zefan <> | Subject | [tip:perfcounters/core] perf tools: Increase MAX_EVENT_LENGTH |
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Commit-ID: 270bbbe80d82fad8b698d0b407eb3ad67cc3492b Gitweb: http://git.kernel.org/tip/270bbbe80d82fad8b698d0b407eb3ad67cc3492b Author: Li Zefan <lizf@cn.fujitsu.com> AuthorDate: Thu, 17 Sep 2009 16:34:51 +0800 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Fri, 18 Sep 2009 00:30:25 +0200
perf tools: Increase MAX_EVENT_LENGTH
The name length of some trace events is longer than 30, like sys_enter_sched_get_priority_max and ext4_mb_discard_preallocations.
Passing those events to perf-record will fail, try:
# ./perf record -f -e syscalls:sys_enter_sched_get_priority_max -F 1 -a
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <4AB1F4AB.7050205@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
--- tools/perf/util/parse-events.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 034245e..910283c 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -145,7 +145,7 @@ static int tp_event_has_id(struct dirent *sys_dir, struct dirent *evt_dir) (strcmp(evt_dirent.d_name, "..")) && \ (!tp_event_has_id(&sys_dirent, &evt_dirent))) -#define MAX_EVENT_LENGTH 30 +#define MAX_EVENT_LENGTH 512 int valid_debugfs_mount(const char *debugfs) {
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