Commit f5a2c3dc authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by Ingo Molnar
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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
Signed-off-by: default avatarArnaldo Carvalho de Melo <>
Cc: Frédéric Weisbecker <>
Cc: Mike Galbraith <>
Cc: Peter Zijlstra <>
Cc: Paul Mackerras <>
LKML-Reference: <>
Signed-off-by: default avatarIngo Molnar <>
parent 2c585174
......@@ -113,17 +113,25 @@ static void write_output(void *buf, size_t size)
static void write_event(event_t *buf, size_t size)
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 (buf->header.type == PERF_RECORD_MMAP) {
if (ev->header.type == PERF_RECORD_MMAP) {
struct list_head *head = &dsos__user;
if (buf->mmap.header.misc == 1)
if (ev->header.misc == 1)
head = &dsos__kernel;
__dsos__findnew(head, buf->mmap.filename);
__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);
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