From: <gregkh@linuxfoundation.org>
To: ravi.bangoria@linux.vnet.ibm.com, acme@redhat.com,
alexander.levin@microsoft.com,
alexander.shishkin@linux.intel.com, gregkh@linuxfoundation.org,
mhiramat@kernel.org, peterz@infradead.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "perf probe: Fix concat_probe_trace_events" has been added to the 4.9-stable tree
Date: Sun, 18 Mar 2018 17:03:16 +0100 [thread overview]
Message-ID: <1521388996134252@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
perf probe: Fix concat_probe_trace_events
to the 4.9-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-probe-fix-concat_probe_trace_events.patch
and it can be found in the queue-4.9 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 foo@baz Sun Mar 18 16:55:33 CET 2018
From: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
Date: Wed, 8 Mar 2017 12:29:07 +0530
Subject: perf probe: Fix concat_probe_trace_events
From: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
[ Upstream commit f0a30dca5f84fe8048271799b56677ac2279de66 ]
'*ntevs' contains number of elements present in 'tevs' array. If there
are no elements in array, 'tevs2' can be directly assigned to 'tevs'
without allocating more space. So the condition should be '*ntevs == 0'
not 'ntevs == 0'.
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Fixes: 42bba263eb58 ("perf probe: Allow wildcard for cached events")
Link: http://lkml.kernel.org/r/20170308065908.4128-1-ravi.bangoria@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
tools/perf/util/probe-event.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -3060,7 +3060,7 @@ concat_probe_trace_events(struct probe_t
struct probe_trace_event *new_tevs;
int ret = 0;
- if (ntevs == 0) {
+ if (*ntevs == 0) {
*tevs = *tevs2;
*ntevs = ntevs2;
*tevs2 = NULL;
Patches currently in stable-queue which might be from ravi.bangoria@linux.vnet.ibm.com are
queue-4.9/perf-probe-fix-concat_probe_trace_events.patch
reply other threads:[~2018-03-18 16:04 UTC|newest]
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