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authorArnaldo Carvalho de Melo <acme@redhat.com>2009-12-13 19:50:28 -0200
committerIngo Molnar <mingo@elte.hu>2009-12-14 16:57:16 +0100
commitb3165f414416a717f72a376720564012af5a2e01 (patch)
treeb066e4ae00b7d4bdb7386f4054e6e3ace0b976c3 /tools/perf/builtin-top.c
parentec913369733923dbfd6bdff5953a918107059701 (diff)
perf session: Move the global threads list to perf_session
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>
Diffstat (limited to 'tools/perf/builtin-top.c')
-rw-r--r--tools/perf/builtin-top.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index b13f42625549..0f7a4da2924c 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -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);