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Commit 300ec47a authored by Adrian Hunter's avatar Adrian Hunter Committed by Greg Kroah-Hartman
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perf auxtrace: Fix queue resize 



commit 99cbbe56eb8bede625f410ab62ba34673ffa7d21 upstream.

When the number of queues grows beyond 32, the array of queues is
resized but not all members were being copied. Fix by also copying
'tid', 'cpu' and 'set'.

Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org
Fixes: e5027893 ("perf auxtrace: Add helpers for queuing AUX area tracing data")
Link: http://lkml.kernel.org/r/20180814084608.6563-1-adrian.hunter@intel.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5a842ecc

tools/perf/util/auxtrace.c

+3 −0
Original line number Diff line number Diff line
@@ -197,6 +197,9 @@ static int auxtrace_queues__grow(struct auxtrace_queues *queues, 
	for (i = 0; i < queues->nr_queues; i++) {

		list_splice_tail(&queues->queue_array[i].head,

				 &queue_array[i].head);

		queue_array[i].tid = queues->queue_array[i].tid;

		queue_array[i].cpu = queues->queue_array[i].cpu;

		queue_array[i].set = queues->queue_array[i].set;

		queue_array[i].priv = queues->queue_array[i].priv;

	}