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Subject: Re: [PATCH][2.5] fix preempt-issues with smp_call_function()
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Andrew Morton <akpm@digeo.com>
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On Wed, 2003-02-26 at 18:47, Andrew Morton wrote:
> If that resend results in delivery of an actual extra interrupt, the
> resent-to CPU can start playing with stuff which used to be on the sender's
> stack and the box goes splat.
> 
> Didn't sct have a fix for that?

Yes but it was never merged mainstream for some reason. I think it kind of
got away

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