[PATCH V2 03/37] perf intel-pt: Fix missing stack clear

Adrian Hunter
2017-05-26T08:34:38Z

The return compression stack must be cleared whenever there is a PSB. Fix
one case where that was not happening.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
---
tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index d5c69e822282..28b16c3acdde 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -1932,6 +1932,7 @@ static int intel_pt_walk_to_ip(struct intel_pt_decoder *decoder)
break;

case INTEL_PT_PSB:
+ intel_pt_clear_stack(&decoder->stack);
err = intel_pt_walk_psb(decoder);
if (err)
return err;
--
1.9.1