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Message-ID: <4B522A61.2010504@zytor.com>
Date: Sat, 16 Jan 2010 13:06:41 -0800
From: "H. Peter Anvin" <hpa@...or.com>
To: Linus Torvalds <torvalds@...ux-foundation.org>
CC: Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
Thomas Gleixner <tglx@...utronix.de>,
Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [GIT PULL] x86 fixes
On 01/16/2010 12:34 PM, Linus Torvalds wrote:
>
>
> On Sat, 16 Jan 2010, Ingo Molnar wrote:
>>
>> Cyrill Gorcunov (1):
>> x86: kernel_thread() -- initialize SS to a known state
>
> This looks bogus. Why does it do it only on x86-64?
>
> Either people care about SS or they don't (the answer, I suspect, is "they
> don't"). But if they care, we should do it on both 32-bit _and_ 64-bit,
> no?
>
It is bogus -- it's basically Xen braindamage.
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
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