perf session: Reduce the number of parms to perf_session__process_events

By having the cwd/cwdlen in the perf_session struct and
full_paths in perf_event_ops.

Now its just a matter of passing the ops.

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: <1260741029-4430-4-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 4 insertions, 0 deletions

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 39766868d43a..534a8770ee7f 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -61,6 +61,9 @@ struct perf_session *perf_session__new(const char *filename, int mode,
                 goto out_delete;
 
         memcpy(self->filename, filename, len);
+        self->mmap_window = 32;
+        self->cwd = NULL;
+        self->cwdlen = 0;
 
         if (mode == O_RDONLY && perf_session__open(self, force) < 0) {
                 perf_session__delete(self);
@@ -77,5 +80,6 @@ void perf_session__delete(struct perf_session *self)
 {
         perf_header__exit(&self->header);
         close(self->fd);
+        free(self->cwd);
         free(self);
 }