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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>
This commit is contained in:
Steven Rostedt 2008-05-12 21:20:45 +02:00 committed by Thomas Gleixner
parent 4e3c3333f3
commit 08bafa0efc
1 changed files with 2 additions and 0 deletions
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2
kernel/trace/trace_selftest.c
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@ -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;
}