linux-kernel - Re: [PATCH 2/3] work_on_cpu: Use our own workqueue.

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Message-ID: <20090126220537.GA6755@elte.hu>
Date:	Mon, 26 Jan 2009 23:05:37 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	oleg@...hat.com, a.p.zijlstra@...llo.nl, rusty@...tcorp.com.au,
	travis@....com, mingo@...hat.com, davej@...hat.com,
	cpufreq@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] work_on_cpu: Use our own workqueue.


* Andrew Morton <akpm@...ux-foundation.org> wrote:

> Well it turns out that I was having a less-than-usually-senile moment:
> 
> :     implement flush_work()

> Why isn't that working in this case??

how would that work in this case? We defer processing into the workqueue 
exactly because we want its per-CPU properties. We want work_on_cpu() to 
be done in the workqueue context on the CPUs that were specified, not in 
the local CPU context.

	Ingo
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