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perf session: Move the global threads list to perf_session

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So that we can process two perf.data files.

We still need to add a O_MMAP mode for perf_session so that we
can do all the mmap stuff in it.

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: <1260741029-4430-5-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo
2009-12-13 19:50:28 -02:00
committed by Ingo Molnar
parent ec91336973
commit b3165f4144
13 changed files with 98 additions and 74 deletions
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19
tools/perf/builtin-top.c
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@@ -20,8 +20,9 @@
#include "perf.h"
#include "util/symbol.h"
#include "util/color.h"
#include "util/session.h"
#include "util/symbol.h"
#include "util/thread.h"
#include "util/util.h"
#include <linux/rbtree.h>
@@ -926,7 +927,8 @@ static int symbol_filter(struct map *map, struct symbol *sym)
return 0;
}
static void event__process_sample(const event_t *self, int counter)
static void event__process_sample(const event_t *self,
struct perf_session *session, int counter)
{
u64 ip = self->ip.ip;
struct sym_entry *syme;
@@ -946,7 +948,7 @@ static void event__process_sample(const event_t *self, int counter)
return;
}
if (event__preprocess_sample(self, &al, symbol_filter) < 0 ||
if (event__preprocess_sample(self, session, &al, symbol_filter) < 0 ||
al.sym == NULL)
return;
@@ -1053,7 +1055,7 @@ static void perf_session__mmap_read_counter(struct perf_session *self,
}
if (event->header.type == PERF_RECORD_SAMPLE)
event__process_sample(event, md->counter);
event__process_sample(event, self, md->counter);
else
event__process(event, self);
old += size;
@@ -1157,10 +1159,13 @@ static int __cmd_top(void)
int i, counter;
int ret;
/*
* XXX perf_session__new should allow passing a O_MMAP, so that all this
* mmap reading, etc is encapsulated in it.
* FIXME: perf_session__new should allow passing a O_MMAP, so that all this
* mmap reading, etc is encapsulated in it. Use O_WRONLY for now.
*/
struct perf_session *session = NULL;
struct perf_session *session = perf_session__new(NULL, O_WRONLY, false);
if (session == NULL)
return -ENOMEM;
if (target_pid != -1)
event__synthesize_thread(target_pid, event__process, session);