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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-01-15 18:08:26 -0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-01-16 10:58:50 +0100 |
commit | f5a2c3dce03621b55f84496f58adc2d1a87ca16f (patch) | |
tree | 6ff6fa2a20372b8b64b6fb14db15fffe37814585 /tools/perf/builtin-record.c | |
parent | 2c5851747bcf751908c02e253cb7582d342b4612 (diff) | |
download | linux-stable-f5a2c3dce03621b55f84496f58adc2d1a87ca16f.tar.gz linux-stable-f5a2c3dce03621b55f84496f58adc2d1a87ca16f.tar.bz2 linux-stable-f5a2c3dce03621b55f84496f58adc2d1a87ca16f.zip |
perf record: Intercept all events
The event interception we need to do in 'perf record' to create
a list of all DSOs in PERF_RECORD_MMAP events wasn't seeing all
events, make sure that happens by checking size agains
event_t->header.size.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1263586107-1756-1-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-record.c')
-rw-r--r-- | tools/perf/builtin-record.c | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 614fa9a4c67c..7bb9ca1b30fa 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -113,16 +113,24 @@ static void write_output(void *buf, size_t size) static void write_event(event_t *buf, size_t size) { - /* - * Add it to the list of DSOs, so that when we finish this - * record session we can pick the available build-ids. - */ - if (buf->header.type == PERF_RECORD_MMAP) { - struct list_head *head = &dsos__user; - if (buf->mmap.header.misc == 1) - head = &dsos__kernel; - __dsos__findnew(head, buf->mmap.filename); - } + size_t processed_size = buf->header.size; + event_t *ev = buf; + + do { + /* + * Add it to the list of DSOs, so that when we finish this + * record session we can pick the available build-ids. + */ + if (ev->header.type == PERF_RECORD_MMAP) { + struct list_head *head = &dsos__user; + if (ev->header.misc == 1) + head = &dsos__kernel; + __dsos__findnew(head, ev->mmap.filename); + } + + ev = ((void *)ev) + ev->header.size; + processed_size += ev->header.size; + } while (processed_size < size); write_output(buf, size); } |