linux-kernel - Re: [PATCH for-3.19] vhost/net: fix up num

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Message-Id: <20150204.135942.127858058517785730.davem@davemloft.net>
Date:	Wed, 04 Feb 2015 13:59:42 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	mst@...hat.com
Cc:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
	viro@...IV.linux.org.uk, cornelia.huck@...ibm.com,
	rusty@...tcorp.com.au
Subject: Re: [PATCH for-3.19] vhost/net: fix up num_buffers endian-ness

From: "Michael S. Tsirkin" <mst@...hat.com>
Date: Tue, 3 Feb 2015 11:07:06 +0200

> In virtio 1.0 mode, when mergeable buffers are enabled on a big-endian
> host, num_buffers wasn't byte-swapped correctly, so large incoming
> packets got corrupted.
> 
> To fix, fill it in within hdr - this also makes sure it gets
> the correct type.
> 
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>

Applied.
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