linux-kernel - Re: [PATCH 02/11] Add "handle page fault" PV helper.

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Message-ID: <4AF6C2E7.8040107@redhat.com>
Date:	Sun, 08 Nov 2009 15:08:55 +0200
From:	Avi Kivity <avi@...hat.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Gleb Natapov <gleb@...hat.com>, kvm@...r.kernel.org,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Fr??d??ric Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH 02/11] Add "handle page fault" PV helper.

On 11/08/2009 03:05 PM, Ingo Molnar wrote:
>> We can take the "immediate values" infrastructure as a first step. Has
>> that been merged?
>>      
> No, there were doubts about whether patching in live instructions like
> that is safe on all CPU types.
>    

Ah, I remember.  Doesn't the trick of going through a breakpoint 
instruction work?

-- 
error compiling committee.c: too many arguments to function

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