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Date: Wed, 15 Dec 2010 10:41:01 -0600 (CST) From: Christoph Lameter <cl@...ux.com> To: "H. Peter Anvin" <hpa@...or.com> cc: Tejun Heo <tj@...nel.org>, akpm@...ux-foundation.org, Pekka Enberg <penberg@...helsinki.fi>, linux-kernel@...r.kernel.org, Eric Dumazet <eric.dumazet@...il.com>, Mathieu Desnoyers <mathieu.desnoyers@...icios.com> Subject: Re: [cpuops cmpxchg double V1 2/4] x86: this_cpu_cmpxchg_double() support On Wed, 15 Dec 2010, H. Peter Anvin wrote: > Yes, that's what I meant... the code is correct, it's just not obvious > from someone who looks at the code that it is correct, because the > intended function of the code isn't obvious from that file by itself (in > fact, it looks almost exactly like the 486 cmpxchg ersatz code.) Confirmed. It is a copy of that 486 ersatz code ... But its ok for the use case here. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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