linux-kernel - Re: [PATCH 2/3] xen-blkfront: rm BUG_ON(info->feature_persistent) in blkif

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Message-ID: <55AE1019.6080906@citrix.com>
Date:	Tue, 21 Jul 2015 11:25:45 +0200
From:	Roger Pau Monné <roger.pau@...rix.com>
To:	Bob Liu <bob.liu@...cle.com>, <xen-devel@...ts.xenproject.org>
CC:	<david.vrabel@...rix.com>, <linux-kernel@...r.kernel.org>,
	<konrad.wilk@...cle.com>
Subject: Re: [PATCH 2/3] xen-blkfront: rm BUG_ON(info->feature_persistent)
 in blkif_free

El 21/07/15 a les 5.30, Bob Liu ha escrit:
> This BUG_ON() in blkif_free() is incorrect, because indirect page can be added
> to list info->indirect_pages in blkif_completion() no matter feature_persistent
> is true or false.
> 
> Signed-off-by: Bob Liu <bob.liu@...cle.com>

Acked-by: Roger Pau Monné <roger.pau@...rix.com>

This was probably an oversight from when blkif_completion was changed to
check for gnttab_query_foreign_access. It should be backported to stable
trees.

Roger.
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