linux-kernel - Re: [PATCH] xen-netback: do not report success if xenvif

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Date:	Mon, 24 Nov 2014 13:44:58 +0300
From:	Alexey Khoroshilov <khoroshilov@...ras.ru>
To:	Wei Liu <wei.liu2@...rix.com>
CC:	Ian Campbell <ian.campbell@...rix.com>,
	xen-devel@...ts.xenproject.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, ldv-project@...uxtesting.org
Subject: Re: [PATCH] xen-netback: do not report success if xenvif_alloc()
 fails

On 24.11.2014 13:00, Wei Liu wrote:
> On Sat, Nov 22, 2014 at 01:56:28AM +0300, Alexey Khoroshilov wrote:
>> If xenvif_alloc() failes, netback_probe() reports success as well as
>> "online" uevent is emitted. It does not make any sense, but it just
> Sorry, I don't follow. KOBJ_ONLINE event is not emitted in the event of
> xenvif_alloc fails, is it?
Yes, you are right.
>
>> misleads users.
>>
>> The patch implements propagation of error code if xenvif creation fails.
>>
> This patch not only implements propagation of error code when xenvif
> creation fails, but also when xenbus_scanf fails. You can simply write
> "This patch implements propagation of error code for
> backend_create_xenvif".
>
> The rest of this patch looks good to me. Can you rewrite commit message
> and resubmit, thanks.
Ok.

--
Thank you,
Alexey
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