On 08/30/2013 10:11 PM, Steven Rostedt wrote:
> From: "Steven Rostedt (Red Hat)" <[email protected]>
> 
> Some callbacks of the function tracer use rcu_read_lock(). This means that
> there's places that can not be traced because RCU is not tracking the CPU
> for various reasons (like NO_HZ_FULL and coming back from userspace).
> 
> Thes functions need to be marked so that callbacks that use RCU do not
> trace them.
> 
> Cc: H. Peter Anvin <[email protected]>
> Cc: Rafael J. Wysocki <[email protected]>
> Signed-off-by: Steven Rostedt <[email protected]>

Acked-by: H. Peter Anvin <[email protected]>

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