WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

[Xen-devel] Re: Bug in use of grant tables in blkback.c error path?

To: Harry Butterworth <harry@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Subject: [Xen-devel] Re: Bug in use of grant tables in blkback.c error path?
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Sun, 6 Nov 2005 15:32:47 +0000
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Sun, 06 Nov 2005 15:41:50 +0000
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <1131279894.6956.17.camel@localhost>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <1131279894.6956.17.camel@localhost>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx

On 6 Nov 2005, at 12:24, Harry Butterworth wrote:

All in all, this looks like a bug to me where failure to map a grant
reference in the middle of a set would result in pages kept mapped in
the backend when fast_flush_area fails to clean them up.

Am I right?

Yes, it's a bug. We'll sort out a patch.

 -- Keir


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

<Prev in Thread] Current Thread [Next in Thread>