On Wed, 2013-07-03 at 00:23 +0200, Oleg Nesterov wrote:
> /* Remove an event_call */
> -void trace_remove_event_call(struct ftrace_event_call *call)
> +int trace_remove_event_call(struct ftrace_event_call *call)
> {
> + int err;
> +
> mutex_lock(&event_mutex);
> down_write(&trace_event_sem);
Oh, BTW, can you rebase this on top of my for-next branch. That's what
I'll be pushing off to Linus, and this will conflict with those changes.
-- Steve
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git
> - __trace_remove_event_call(call);
> + err = event_can_remove(call);
> + if (!err)
> + __trace_remove_event_call(call);
> up_write(&trace_event_sem);
> mutex_unlock(&event_mutex);
> +
> + return err;
> }
>
> #define for_each_event(event, start, end) \
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