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tracing: Make TRACE_ITER_STOP_ON_FREE stop the correct buffer

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commit 711e124379 upstream.

Releasing the free_buffer file in an instance causes the global buffer
to be stopped when TRACE_ITER_STOP_ON_FREE is enabled. Operate on the
correct buffer.

Link: http://lkml.kernel.org/r/1375493777-17261-1-git-send-email-azl@google.com

Signed-off-by: Alexander Z Lam <azl@google.com>
Cc: Vaibhav Nagarnaik <vnagarnaik@google.com>
Cc: David Sharp <dhsharp@google.com>
Cc: Alexander Z Lam <lambchop468@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Z Lam
2013-08-02 18:36:15 -07:00
committed by Greg Kroah-Hartman
parent 2d7ddf0a8f
commit e25d45868c
1 changed files with 1 additions and 1 deletions
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kernel/trace/trace.c
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@@ -4438,7 +4438,7 @@ tracing_free_buffer_release(struct inode *inode, struct file *filp)
/* disable tracing ? */
if (trace_flags & TRACE_ITER_STOP_ON_FREE)
tracing_off();
tracer_tracing_off(tr);
/* resize the ring buffer to 0 */
tracing_resize_ring_buffer(tr, 0, RING_BUFFER_ALL_CPUS);