From: <gregkh@linuxfoundation.org>
To: adrian.hunter@intel.com, acme@redhat.com, ak@linux.intel.com,
gregkh@linuxfoundation.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "perf intel-pt: Fix missing stack clear" has been added to the 4.12-stable tree
Date: Sat, 22 Jul 2017 15:08:59 +0200 [thread overview]
Message-ID: <1500728939864@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
perf intel-pt: Fix missing stack clear
to the 4.12-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
perf-intel-pt-fix-missing-stack-clear.patch
and it can be found in the queue-4.12 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>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
@@ -1932,6 +1932,7 @@ 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;
Patches currently in stable-queue which might be from adrian.hunter@intel.com are
queue-4.12/perf-intel-pt-ensure-ip-is-zero-when-state-is-intel_pt_state_no_ip.patch
queue-4.12/perf-intel-pt-ensure-never-to-set-last_ip-when-packet-count-is-zero.patch
queue-4.12/perf-intel-pt-use-fup-always-when-scanning-for-an-ip.patch
queue-4.12/perf-intel-pt-fix-last_ip-usage.patch
queue-4.12/perf-intel-pt-move-decoder-error-setting-into-one-condition.patch
queue-4.12/perf-intel-pt-clear-fup-flag-on-error.patch
queue-4.12/perf-intel-pt-improve-sample-timestamp.patch
queue-4.12/perf-intel-pt-fix-missing-stack-clear.patch
reply other threads:[~2017-07-22 13:20 UTC|newest]
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