Commit 08bafa0e authored May 12, 2008 by Steven Rostedt Committed by Thomas Gleixner May 23, 2008

ftrace: disable all tracers on corrupted buffer



If the trace buffer is detected to be corrupted, then we
disable all tracers.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent 4e3c3333

kernel/trace/trace_selftest.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -67,6 +67,8 @@ trace_test_buffer_cpu(struct trace_array tr, struct trace_array_cpu data)
		return 0;

		failed:
		/* disable tracing */
		tracing_disabled = 1;
		printk(KERN_CONT ".. corrupted trace buffer .. ");
		return -1;
		}