From: David Vrabel <david.vrabel@citrix.com>
To: Paul Durrant <Paul.Durrant@citrix.com>,
"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: Re: [PATCHv1 0/2] xen/grant-table: fix PV guests and remove V2 support
Date: Fri, 4 Jul 2014 12:55:24 +0100 [thread overview]
Message-ID: <53B6962C.4080805@citrix.com> (raw)
In-Reply-To: <9AAE0902D5BC7E449B7C8E4E778ABCD03CB9C3@AMSPEX01CL01.citrite.net>
On 04/07/14 11:59, Paul Durrant wrote:
>> -----Original Message-----
>> From: xen-devel-bounces@lists.xen.org [mailto:xen-devel-
>> bounces@lists.xen.org] On Behalf Of David Vrabel
>> Sent: 02 July 2014 11:25
>> To: xen-devel@lists.xenproject.org
>> Cc: Boris Ostrovsky; David Vrabel
>> Subject: [Xen-devel] [PATCHv1 0/2] xen/grant-table: fix PV guests and
>> remove V2 support
>>
>> The first patch fixes a logn standing issue where the map/unmap of
>> grant table frames by PV guests was unsafe and could BUG() or have
>> other bad behaviour. This was caused by calling function that were
>> not permitted from atomic contexts.
>>
>> The second patch removes all V2 table code since it is unused.
>>
>
> How confident are you of that assertion?
This is removing the /Linux/ code which has been using V1 only for a
while now.
David
next prev parent reply other threads:[~2014-07-04 11:55 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-02 10:25 [PATCHv1 0/2] xen/grant-table: fix PV guests and remove V2 support David Vrabel
2014-07-02 10:25 ` [PATCH 1/2] x86/xen: safely map and unmap grant frames when in atomic context David Vrabel
2014-07-11 16:28 ` Konrad Rzeszutek Wilk
2014-07-02 10:25 ` [PATCH 2/2] xen/grant-table: remove support for V2 tables David Vrabel
2014-07-08 17:10 ` Konrad Rzeszutek Wilk
2014-07-08 17:51 ` David Vrabel
2014-07-11 15:52 ` Boris Ostrovsky
2014-07-11 16:28 ` Konrad Rzeszutek Wilk
2014-07-04 10:59 ` [PATCHv1 0/2] xen/grant-table: fix PV guests and remove V2 support Paul Durrant
2014-07-04 11:55 ` David Vrabel [this message]
2014-07-04 12:01 ` Paul Durrant
2014-07-04 12:21 ` David Vrabel
2014-07-04 12:32 ` Paul Durrant
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