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perf session: Store file offset in sample_queue 

Preparatory patch for ordered output of perf report -D.

Acked-by: Ian Munsie <imunsie@au1.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ian Munsie <imunsie@au1.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <20101207124550.725128545@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Thomas Gleixner 2010-12-07 12:48:50 +00:00 committed by Arnaldo Carvalho de Melo
parent 9aefcab0de
commit e4c2df132f
1 changed files with 5 additions and 2 deletions
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7
tools/perf/util/session.c
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@ -444,6 +444,7 @@ static event__swap_op event__swap_ops[] = {
struct sample_queue {
u64 timestamp;
u64 file_offset;
event_t *event;
struct list_head list;
};
@ -596,7 +597,7 @@ static void __queue_event(struct sample_queue *new, struct perf_session *s)
#define MAX_SAMPLE_BUFFER (64 * 1024 / sizeof(struct sample_queue))
static int perf_session_queue_event(struct perf_session *s, event_t *event,
struct sample_data *data)
struct sample_data *data, u64 file_offset)
{
struct ordered_samples *os = &s->ordered_samples;
struct list_head *sc = &os->sample_cache;
@ -628,6 +629,7 @@ static int perf_session_queue_event(struct perf_session *s, event_t *event,
}
new->timestamp = timestamp;
new->file_offset = file_offset;
new->event = event;
__queue_event(new, s);
@ -780,7 +782,8 @@ static int perf_session__process_event(struct perf_session *session,
}
if (ops->ordered_samples) {
ret = perf_session_queue_event(session, event, &sample);
ret = perf_session_queue_event(session, event, &sample,
file_offset);
if (ret != -ETIME)
return ret;
}