netdev - Re: [PATCH net-next,v2,1/2] hyperv: Remove recv_pkt

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Message-Id: <20140423.144907.2086744325555588840.davem@davemloft.net>
Date:	Wed, 23 Apr 2014 14:49:07 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	haiyangz@...rosoft.com
Cc:	netdev@...r.kernel.org, kys@...rosoft.com, olaf@...fle.de,
	jasowang@...hat.com, linux-kernel@...r.kernel.org,
	driverdev-devel@...uxdriverproject.org
Subject: Re: [PATCH net-next,v2,1/2] hyperv: Remove recv_pkt_list and lock

From: Haiyang Zhang <haiyangz@...rosoft.com>
Date: Mon, 21 Apr 2014 14:54:43 -0700

> Removed recv_pkt_list and lock, and updated related code, so that
> the locking overhead is reduced especially when multiple channels
> are in use.
> 
> The recv_pkt_list isn't actually necessary because the packets are
> processed sequentially in each channel. It has been replaced by a
> local variable, and the related lock for this list is also removed.
> The is_data_pkt field is not used in receive path, so its assignment
> is cleaned up.
> 
> Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
> Reviewed-by: K. Y. Srinivasan <kys@...rosoft.com>

Applied.
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