netdev - Re: [PATCH] vhost-net: Acquire device lock when releasing device

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Message-ID: <20111127165013.GB24941@redhat.com>
Date:	Sun, 27 Nov 2011 18:50:14 +0200
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	David Miller <davem@...emloft.net>
Cc:	levinsasha928@...il.com, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org, virtualization@...ts.linux-foundation.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH] vhost-net: Acquire device lock when releasing device

On Sat, Nov 26, 2011 at 03:45:03PM -0500, David Miller wrote:
> From: Sasha Levin <levinsasha928@...il.com>
> Date: Fri, 18 Nov 2011 11:19:42 +0200
> 
> > Device lock should be held when releasing a device, and specifically
> > when calling vhost_dev_cleanup(). Otherwise, RCU complains about it:
>  ...
> > Cc: "Michael S. Tsirkin" <mst@...hat.com>
> > Cc: kvm@...r.kernel.org
> > Cc: virtualization@...ts.linux-foundation.org
> > Cc: netdev@...r.kernel.org
> > Signed-off-by: Sasha Levin <levinsasha928@...il.com>
> 
> Michael et al., are you guys going to gather this fix or should I
> apply it directly to thet net tree?
> 
> Thanks.

I think it needs a small tweak before being applied.

-- 
MST
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