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From: Andi Kleen <andi@firstfloor.org>
To: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: mingo@elte.hu, hpa@zytor.com, tglx@linutronix.de,
	andi@firstfloor.org, hch@infradead.org,
	linux-kernel@vger.kernel.org,
	Arjan van de Ven <arjan@linux.intel.com>
Subject: Re: [patch 2/2] x86, fpu: lazy allocation of FPU area - v2
Date: Sat, 1 Mar 2008 13:41:24 +0100	[thread overview]
Message-ID: <20080301124124.GA28230@one.firstfloor.org> (raw)
In-Reply-To: <20080301005142.156610000@linux-os.sc.intel.com>

On Fri, Feb 29, 2008 at 04:51:19PM -0800, Suresh Siddha wrote:
> Only allocate the FPU area when the application actually uses FPU, i.e., in the
> first lazy FPU trap. This could save memory for non-fpu using apps.
> 
> Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
> Cc: Arjan van de Ven <arjan@linux.intel.com>

I reviewed both patches and they look good to me.

Acked-by: Andi Kleen <ak@suse.de>

-Andi

  reply	other threads:[~2008-03-01 12:40 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-01  0:51 [patch 1/2] x86, fpu: split FPU state from task struct " Suresh Siddha
2008-03-01  0:51 ` [patch 2/2] x86, fpu: lazy allocation of FPU area " Suresh Siddha
2008-03-01 12:41   ` Andi Kleen [this message]
2008-03-03  8:50 ` [patch 1/2] x86, fpu: split FPU state from task struct " Ingo Molnar
2008-03-03  9:14   ` Ingo Molnar

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