linux-kernel - Re: [PATCH] slub: Disable the lockless allocator

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Message-ID: <20110326200050.GA9689@elte.hu>
Date:	Sat, 26 Mar 2011 21:00:50 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Christoph Lameter <cl@...ux.com>
Cc:	Eric Dumazet <eric.dumazet@...il.com>,
	Pekka Enberg <penberg@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	tj@...nel.org, npiggin@...nel.dk, rientjes@...gle.com,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH] slub: Disable the lockless allocator


* Christoph Lameter <cl@...ux.com> wrote:

> On Sat, 26 Mar 2011, Christoph Lameter wrote:
> 
> > Tejun: Whats going on there? I should be getting offsets into the per cpu
> > area and not kernel addresses.
> 
> Its a UP kernel running on dual Athlon. So its okay ... Argh.... The
> following patch fixes it by using the fallback code for cmpxchg_double:

The fix works here too:

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

Thanks,

	Ingo
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