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To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Andrew Morton <akpm@linux-foundation.org>, Ingo Molnar <mingo@elte.hu>,
       linux-kernel@vger.kernel.org, Hugh Dickins <hugh@veritas.com>
Subject: Re: [patch] mm: reduce pagetable-freeing latencies
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From: Andi Kleen <andi@firstfloor.org>
Date: 24 Jul 2007 14:13:04 +0200
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Benjamin Herrenschmidt <benh@kernel.crashing.org> writes:

> > What a truly putrid patch.  I am suspecting that this was a quick
> > get-you-out-of-trouble thing, which then got forgotten about.
> > 
> > We have two months to do the "right fix".  Please?
> 
> Working on it... 

Ideally the patch would DTRT even on non preemptible kernels,
aka do cond_resched()s when needed.

-Andi