linux-kernel - Re: [RFC] time: xtime

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Message-ID: <20110506065533.GB11636@one.firstfloor.org>
Date:	Fri, 6 May 2011 08:55:33 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Andi Kleen <andi@...stfloor.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	john stultz <johnstul@...ibm.com>,
	lkml <linux-kernel@...r.kernel.org>,
	Paul Mackerras <paulus@...ba.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Anton Blanchard <anton@...ba.org>, Ingo Molnar <mingo@...e.hu>
Subject: Re: [RFC] time: xtime_lock is held too long

> 
> Did you tried prefetchw() by any chance ?

I didn't because prefetchw() is the same as prefetch() on Intel machines.

-Andi
-- 
ak@...ux.intel.com -- Speaking for myself only.
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