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From: "H. Peter Anvin" <hpa@linux.intel.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Borislav Petkov <bp@alien8.de>,
	Ian Campbell <ian.campbell@citrix.com>,
	linux-kernel@vger.kernel.org, x86@kernel.org
Subject: Re: [PATCH] x86: use pgd accessors when cloning a pgd range.
Date: Wed, 27 Oct 2010 10:18:30 -0700	[thread overview]
Message-ID: <4CC85EE6.7030608@linux.intel.com> (raw)
In-Reply-To: <4CC85839.4000507@goop.org>

On 10/27/2010 9:50 AM, Jeremy Fitzhardinge wrote:
>
> This never used to be a problem.  Perhaps we can change how
> clone_pgd_range is used at boot time to avoid it in the Xen case (since
> we don't care about the secondary pagetable)?
>

Xen shouldn't have any users of this, since it's used for low-level 
operations like SMP bootstrap, suspend to RAM, reboot and low-level BIOS 
functionality.

	-hpa


  reply	other threads:[~2010-10-27 17:18 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-27  8:50 [PATCH] x86: use pgd accessors when cloning a pgd range Ian Campbell
2010-10-27 10:40 ` Borislav Petkov
2010-10-27 16:50   ` Jeremy Fitzhardinge
2010-10-27 17:18     ` H. Peter Anvin [this message]
2010-10-27 17:31       ` Jeremy Fitzhardinge
2010-10-27 17:42         ` H. Peter Anvin
2010-10-27 17:51           ` Ian Campbell
2010-10-27 17:51           ` Jeremy Fitzhardinge
2010-10-27 18:02             ` Ian Campbell
2010-10-27 18:11             ` H. Peter Anvin
2010-10-27 18:51               ` Jeremy Fitzhardinge
2010-10-27 19:00                 ` H. Peter Anvin
2010-10-27 19:02                 ` H. Peter Anvin
2010-10-27 17:44         ` Borislav Petkov
2010-10-27 17:54           ` Jeremy Fitzhardinge
2010-10-27 17:58           ` Ian Campbell
2010-10-28  9:23             ` Ian Campbell
2010-10-28 11:20               ` Borislav Petkov
2010-10-28 11:53                 ` Ian Campbell
2010-10-28 15:49                 ` H. Peter Anvin
2010-10-28 15:48               ` H. Peter Anvin
2010-11-03 15:35               ` Ian Campbell

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