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Date: Thu, 18 May 2017 15:38:31 +0100
From: Roger Pau =?iso-8859-1?Q?Monn=E9?= <roger.pau@citrix.com>
To: Juergen Gross <jgross@suse.com>
CC: <linux-kernel@vger.kernel.org>, <xen-devel@lists.xenproject.org>,
        <konrad.wilk@oracle.com>, <netwiz@crc.id.au>
Subject: Re: [PATCH 0/3] xen/blkback: several fixes of resource management
Message-ID: <20170518143831.x5ynvb6h4a7uxk4z@MacBook-Pro-de-Roger.local>
References: <20170516062320.22008-1-jgross@suse.com>
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On Tue, May 16, 2017 at 08:23:17AM +0200, Juergen Gross wrote:
> Destroying a Xen guest domain while it was doing I/Os via xen-blkback
> leaked several resources, including references of the guest's memory
> pages.
> 
> This patch series addresses those leaks by correcting usage of
> reference counts and the sequence when to free which resource.
> 
> The series applies on top of commit 2d4456c73a487abe ("block:
> xen-blkback: add null check to avoid null pointer dereference") in
> Jens Axboe's tree kernel/git/axboe/linux-block.git
> 
> Juergen Gross (3):
>   xen/blkback: fix disconnect while I/Os in flight
>   xen/blkback: don't free be structure too early
>   xen/blkback: don't use xen_blkif_get() in xen-blkback kthread

All 3:

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

The comment reported by Dietmar in patch #1 would be nice to fix.

Roger.