Re: [PATCH net-next,v3,1/1] hv_netvsc: introduce netif-msg into netvsc module

From: David Miller
Date: Wed Apr 29 2015 - 14:45:50 EST

From: sixiao@xxxxxxxxxxxxx
Date: Tue, 28 Apr 2015 01:05:17 -0700

> From: Simon Xiao <sixiao@xxxxxxxxxxxxx>
> 1. Introduce netif-msg to netvsc to control debug logging output
> and keep msg_enable in netvsc_device_context so that it is
> kept persistently.
> 2. Only call dump_rndis_message() when NETIF_MSG_RX_ERR or above
> is specified in netvsc module debug param.
> In non-debug mode, in current code, dump_rndis_message() will not
> dump anything but it still initialize some local variables and
> process the switch logic which is unnecessary, especially in
> high network throughput situation.
> Signed-off-by: Simon Xiao <sixiao@xxxxxxxxxxxxx>
> Reviewed-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
> Reviewed-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>

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