| From 12b7080609097753fd8198cc1daf589be3ec1cca Mon Sep 17 00:00:00 2001 |
| From: Adrian Hunter <adrian.hunter@intel.com> |
| Date: Fri, 26 May 2017 11:17:04 +0300 |
| Subject: perf intel-pt: Fix missing stack clear |
| |
| From: Adrian Hunter <adrian.hunter@intel.com> |
| |
| commit 12b7080609097753fd8198cc1daf589be3ec1cca upstream. |
| |
| 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: Andi Kleen <ak@linux.intel.com> |
| Link: http://lkml.kernel.org/r/1495786658-18063-4-git-send-email-adrian.hunter@intel.com |
| Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| |
| --- |
| tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 1 + |
| 1 file changed, 1 insertion(+) |
| |
| --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c |
| +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c |
| @@ -1930,6 +1930,7 @@ static int intel_pt_walk_to_ip(struct in |
| break; |
| |
| case INTEL_PT_PSB: |
| + intel_pt_clear_stack(&decoder->stack); |
| err = intel_pt_walk_psb(decoder); |
| if (err) |
| return err; |
