linux-kernel - Re: [patch] x64, fpu: fix possible FPU leakage in error conditions

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Message-ID: <alpine.LFD.1.10.0807241330210.15524@nehalem.linux-foundation.org>
Date:	Thu, 24 Jul 2008 13:30:51 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Suresh Siddha <suresh.b.siddha@...el.com>
cc:	"x86@...nel.org" <x86@...nel.org>,
	"andi@...stfloor.org" <andi@...stfloor.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"stable@...nel.org" <stable@...nel.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [patch] x64, fpu: fix possible FPU leakage in error conditions



On Thu, 24 Jul 2008, Suresh Siddha wrote:
>
> Only the first init_fpu() can fail (memory allocation failure). But here,
> it is def not the first time.

Ahh. Agreed. I missed that. But yes, clear_fpu() is still preferable, I 
think.

		Linus
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