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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/util/session.c
parentec913369733923dbfd6bdff5953a918107059701 (diff)
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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/util/session.c')
-rw-r--r--tools/perf/util/session.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 534a877..09836a5 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -51,7 +51,7 @@ out_close:
struct perf_session *perf_session__new(const char *filename, int mode,
bool force)
{
- size_t len = strlen(filename) + 1;
+ size_t len = filename ? strlen(filename) + 1 : 0;
struct perf_session *self = zalloc(sizeof(*self) + len);
if (self == NULL)
@@ -61,6 +61,8 @@ struct perf_session *perf_session__new(const char *filename, int mode,
goto out_delete;
memcpy(self->filename, filename, len);
+ self->threads = RB_ROOT;
+ self->last_match = NULL;
self->mmap_window = 32;
self->cwd = NULL;
self->cwdlen = 0;