linux-kernel - Re: [patch 03/18] Dont leak NT bit into next task

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Message-ID: <45DC7F6D.3020200@redhat.com>
Date:	Wed, 21 Feb 2007 12:20:45 -0500
From:	Chuck Ebbert <cebbert@...hat.com>
To:	Giuseppe Bilotta <giuseppe.bilotta@...il.com>
CC:	linux-kernel@...r.kernel.org, Andi Kleen <ak@...e.de>,
	Greg KH <greg@...ah.com>
Subject: Re: [patch 03/18] Dont leak NT bit into next task

Giuseppe Bilotta wrote:
> On Wednesday 21 February 2007 02:49, Greg KH wrote:
> 
>>  /* frame pointer must be last for get_wchan */
>> -#define SAVE_CONTEXT    "pushq %%rbp ; movq %%rsi,%%rbp\n\t"
>> -#define RESTORE_CONTEXT "movq %%rbp,%%rsi ; popq %%rbp\n\t"
>> +#define SAVE_CONTEXT    "pushf ; pushq %%rbp ; movq %%rsi,%%rbp\n\t"
>> +#define RESTORE_CONTEXT "movq %%rbp,%%rsi ; popq %%rbp ; popf\t"
> 
> No idea if this is a problem or not, but you forgot a \n after popf.
> 

It's that way in 2.6.21-rc1.
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