linux-kernel - Re: [PATCH for mm] Remove iBCS support

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Message-ID: <20080124203724.GA14852@one.firstfloor.org>
Date:	Thu, 24 Jan 2008 21:37:24 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	David Newall <davidn@...idnewall.com>
Cc:	Adrian Bunk <bunk@...nel.org>, Ingo Molnar <mingo@...e.hu>,
	Andi Kleen <andi@...stfloor.org>, akpm@...l.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH for mm] Remove iBCS support

> The performance benefit is trivial,

That's actually not true when you're talking about potential cache misses.
Cache misses are very expensive.

-Andi

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