netdev - Re: [PATCH net-next v2 4/4] virtio-net: initial debugfs support, export mergeable rx buffer size

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Message-ID: <52CCF177.7020500@redhat.com>
Date:	Wed, 08 Jan 2014 14:34:31 +0800
From:	Jason Wang <jasowang@...hat.com>
To:	Michael Dalton <mwdalton@...gle.com>,
	"David S. Miller" <davem@...emloft.net>
CC:	netdev@...r.kernel.org, Eric Dumazet <edumazet@...gle.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH net-next v2 4/4] virtio-net: initial debugfs support,
 export mergeable rx buffer size

On 01/07/2014 01:25 PM, Michael Dalton wrote:
> Add initial support for debugfs to virtio-net. Each virtio-net network
> device will have a directory under /virtio-net in debugfs. The
> per-network device directory will contain one sub-directory per active,
> enabled receive queue. If mergeable receive buffers are enabled, each
> receive queue directory will contain a read-only file that returns the
> current packet buffer size for the receive queue.
>
> Signed-off-by: Michael Dalton <mwdalton@...gle.com>

This looks more complicated than expected. How about just adding an
entry in sysfs onto the existed network class device which looks more
simpler?
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