From: Ingo Molnar <mingo@elte.hu>
To: Jan Beulich <jbeulich@novell.com>
Cc: tglx@linutronix.de, hpa@zytor.com, Nick Piggin <npiggin@suse.de>,
linux-kernel@vger.kernel.org,
Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: [PATCH] x86: make mm/gup.c more virtualization friendly
Date: Thu, 18 Sep 2008 12:15:25 +0200 [thread overview]
Message-ID: <20080918101525.GA20967@elte.hu> (raw)
In-Reply-To: <48D142E1.76E4.0078.0@novell.com>
* Jan Beulich <jbeulich@novell.com> wrote:
> Since pte_flags() is much cheaper than pte_val() in some virtualized
> environments (namely, Xen), use the former whereever possible.
>
> Signed-off-by: Jan Beulich <jbeulich@novell.com>
> Cc: Nick Piggin <npiggin@suse.de>
applied to tip/x86/core, thanks Jan.
Ingo
next prev parent reply other threads:[~2008-09-18 10:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-17 15:48 [PATCH] x86: make mm/gup.c more virtualization friendly Jan Beulich
2008-09-18 10:15 ` Ingo Molnar [this message]
2008-09-23 4:42 ` Nick Piggin
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