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authorArnaldo Carvalho de Melo <acme@redhat.com>2014-10-23 23:42:19 +0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-10-29 15:32:46 +0300
commitdd8c17a5fe80148aab8844e8774cf341212a4eb1 (patch)
treeb1695fdf3535710ac32240d044b9df7db167981a /tools/perf/util/unwind-libdw.c
parentcc8b7c2bf553151a579a8009020875faa1d43e29 (diff)
downloadlinux-dd8c17a5fe80148aab8844e8774cf341212a4eb1.tar.xz
perf callchains: Use thread->mg->machine
The unwind__get_entries() already receives the thread parameter, from where it can obtain the matching machine structure, shorten the signature. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jean Pihet <jean.pihet@linaro.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-isjc6bm8mv4612mhi6af64go@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/unwind-libdw.c')
-rw-r--r--tools/perf/util/unwind-libdw.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/util/unwind-libdw.c b/tools/perf/util/unwind-libdw.c
index f24b350ab192..2dcfe9a7c8d0 100644
--- a/tools/perf/util/unwind-libdw.c
+++ b/tools/perf/util/unwind-libdw.c
@@ -164,14 +164,14 @@ frame_callback(Dwfl_Frame *state, void *arg)
}
int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
- struct machine *machine, struct thread *thread,
+ struct thread *thread,
struct perf_sample *data,
int max_stack)
{
struct unwind_info ui = {
.sample = data,
.thread = thread,
- .machine = machine,
+ .machine = thread->mg->machine,
.cb = cb,
.arg = arg,
.max_stack = max_stack,