Re: [PATCH][GIT PULL] tracing: Fix compile issue fortrace_sched_wakeup.c

[Peter Zijlstra]

On Thu, 2010-10-21 at 11:58 +0900, Masami Hiramatsu wrote:

> It seems there can be a bug in stop_machine() routine under
> heavy use. usually that is called just once at a time, but jump
> label and optprobe might call it heavily (thousands times?).
> So some racy situation can be happen easily.

There are people doing hotplug stress testing, that too results in heavy
stop_machine usage.

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