linux-kernel - Re: [PATCH] x86: skip paravirt patching when appropriate

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Message-ID: <46C7DB4C.1020600@vmware.com>
Date:	Sat, 18 Aug 2007 22:55:24 -0700
From:	Zachary Amsden <zach@...are.com>
To:	Chris Wright <chrisw@...s-sol.org>
CC:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andi Kleen <ak@...e.de>, Jeremy Fitzhardinge <jeremy@...p.org>,
	patches@...-64.org, linux-kernel@...r.kernel.org,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [PATCH] x86: skip paravirt patching when appropriate

Chris Wright wrote:
> * Chris Wright (chrisw@...s-sol.org) wrote:
>   
>> Now that I understand the problem, I do have a very simple (slightly
>> overkill) fix for paravirt patching.  This can be cleaned up to avoid
>> the copies when they aren't needed, but that will take a little more
>> auditing of the various patchers.  If you still prefer a revert I've
>> got one handy, and we can re-visit this all post .23.
>>     
>
> This one avoids the patching when necessary, but needs some validation on
> VMI (and Zach's not avail today).  I'll resend when I know it's working
> for all paravirt patchers.
>   

Looks like it's already in -git.  I tested with your fix and hit a 
different bug.  Bisecting, will handle.

Zach
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