linux-kernel - Re: x86: spinlocks: define dummy __raw_spin_is

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Message-ID: <20090209094440.GA13942@elte.hu>
Date:	Mon, 9 Feb 2009 10:44:40 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Kyle McMartin <kyle@...radead.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	ralf@...ux-mips.org, mingo@...hat.com
Subject: Re: x86: spinlocks: define dummy __raw_spin_is_contended


* Ingo Molnar <mingo@...e.hu> wrote:

> 
> * Kyle McMartin <kyle@...radead.org> wrote:
> 
> > CC-ing Linus, since he just released 2.6.29-rc4, which will fail to
> > build btrfs on anything besides mips or x86.
> 
> Hm, i'm not particularly fond of the spin_is_contended() trickery done in:

having said that, Kyle's patch is obviously correct nevertheless - the above
is not to be taken as an objection.

Acked-by: Ingo Molnar <mingo@...e.hu>

	Ingo
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