linux-kernel - Re: [PATCH 1/2] virtio-net: determine type of bufs correctly

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Date:	Fri, 06 Dec 2013 15:30:44 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	avagin@...nvz.org
Cc:	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	mwdalton@...gle.com, rusty@...tcorp.com.au, mst@...hat.com
Subject: Re: [PATCH 1/2] virtio-net: determine type of bufs correctly

From: Andrey Vagin <avagin@...nvz.org>
Date: Thu,  5 Dec 2013 18:36:20 +0400

> free_unused_bufs must check vi->mergeable_rx_bufs before
> vi->big_packets, because we use this sequence in other places.
> Otherwise we allocate buffer of one type, then free it as another
> type.
 ...
> Fixes: 2613af0ed18a (virtio_net: migrate mergeable rx buffers to page frag allocators)
> Cc: Michael Dalton <mwdalton@...gle.com>
> Cc: Rusty Russell <rusty@...tcorp.com.au>
> Cc: "Michael S. Tsirkin" <mst@...hat.com>
> Signed-off-by: Andrey Vagin <avagin@...nvz.org>

Applied.
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