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author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2009-06-11 14:57:55 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-06-11 17:54:45 +0200 |
commit | cca3f454a85ff42d426401bce7ac804541b2bd03 (patch) | |
tree | 743b60d71cd4babb65619556db4101595a5fc18b | |
parent | perf_counter: Better align code (diff) | |
download | linux-cca3f454a85ff42d426401bce7ac804541b2bd03.tar.xz linux-cca3f454a85ff42d426401bce7ac804541b2bd03.zip |
perf_counter: Add counter->id to the throttle event
So as to be able to distuinguish between multiple counters.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r-- | include/linux/perf_counter.h | 1 | ||||
-rw-r--r-- | kernel/perf_counter.c | 4 |
2 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h index 1fa1a26cb1b3..6e133954e2e4 100644 --- a/include/linux/perf_counter.h +++ b/include/linux/perf_counter.h @@ -286,6 +286,7 @@ enum perf_event_type { * struct { * struct perf_event_header header; * u64 time; + * u64 id; * }; */ PERF_EVENT_THROTTLE = 5, diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c index 8859b97390ec..ef5d8a5b2453 100644 --- a/kernel/perf_counter.c +++ b/kernel/perf_counter.c @@ -2950,13 +2950,15 @@ static void perf_log_throttle(struct perf_counter *counter, int enable) struct { struct perf_event_header header; u64 time; + u64 id; } throttle_event = { .header = { .type = PERF_EVENT_THROTTLE + 1, .misc = 0, .size = sizeof(throttle_event), }, - .time = sched_clock(), + .time = sched_clock(), + .id = counter->id, }; ret = perf_output_begin(&handle, counter, sizeof(throttle_event), 1, 0); |