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Re: [Xen-ia64-devel] [PATCH] Fix vulnerability of copy_to_user in PAL em

from [Tristan Gingold] [Permanent Link][Original]
To: Kouya Shimura <kouya@xxxxxxxxxxxxxx>
Subject: Re: [Xen-ia64-devel] [PATCH] Fix vulnerability of copy_to_user in PAL emulation
From: Tristan Gingold <tgingold@xxxxxxx>
Date: Wed, 12 Dec 2007 06:15:34 +0100
Cc: Alex Williamson <alex.williamson@xxxxxx>, xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
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On Wed, Dec 12, 2007 at 01:07:13PM +0900, Kouya Shimura wrote:
Content-Description: message body text
> Hi Alex,
> 
> Thank you for reviewing. 
> I updated the patch as your comments. please apply.
> I also long for a xencomm.

For xencomm, I was maybe a little bit optimistic.  Xencomm requires a buffer
in RAM, which is not esay (or possible) for static convention.  So we have
to pass the content through registers...

Tristan.

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