Re: [PATCH 2.6.20-rc4 3/4] futex_requeue_pi optimization

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To: Pierre Peiffer <[email protected]>
Subject: Re: [PATCH 2.6.20-rc4 3/4] futex_requeue_pi optimization
From: Ulrich Drepper <[email protected]>
Date: Tue, 09 Jan 2007 08:33:53 -0800
Cc: LKML <[email protected]>, Dinakar Guniguntala <[email protected]>, Jean-Pierre Dion <[email protected]>, Ingo Molnar <[email protected]>, Jakub Jelinek <[email protected]>, Darren Hart <[email protected]>, Sébastien Dugué <[email protected]>
In-reply-to: <[email protected]>
Organization: Red Hat, Inc.
References: <[email protected]> <[email protected]>
Sender: [email protected]
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Pierre Peiffer wrote:
> This provides an optimization, already used for (normal) futexes, to be
> used for
> PI-futexes.

So, this patch implements requeuing from a non-PI futex to a PI futex?
That's the bare minimum needed.  What about PI to PI?

-- 
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖

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  - From: Pierre Peiffer <[email protected]>

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