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Re: [Xen-devel] Grant Tables & mm.c

from [Jeremy Fitzhardinge]

[Permanent Link][Original]

To:	Keir Fraser <keir@xxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] Grant Tables & mm.c
From:	Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date:	Wed, 04 Jul 2007 11:42:49 -0700
Cc:	Koripella Srinivas <talkwithsrinivas@xxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
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Keir Fraser wrote:

You must explicitly unmap grants. So the domain which usesGNTTABOP_map_grant_ref must subsequently unmap it withGNTTABOP_unmap_grant_ref. You cannot just zap the pte!


Does that just apply to the last pte, or any pte?

   J

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