linux-kernel - Re: [patch 04/17] Add pagetable accessors to pack and unpack pagetable entries

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Date:	Wed, 04 Apr 2007 16:39:45 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Rusty Russell <rusty@...tcorp.com.au>
CC:	Andi Kleen <ak@...e.de>, virtualization@...ts.osdl.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [patch 04/17] Add pagetable accessors to pack and unpack	pagetable
 entries

Rusty Russell wrote:
> You'll still have the damage inflicted on gcc's optimizer, though.

Well, I could remove the clobbers for PVOP_CALL[0-2] and add the
appropriate push/pops, and put similar push/pop wrappers around all the
called functions.  But it doesn't make it any prettier.

    J
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