netdev - Re: [PATCH v3] net: Allow no-cache copy from user on transmit

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Date:	Sun, 03 Apr 2011 22:03:05 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	therbert@...gle.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH v3] net: Allow no-cache copy from user on transmit

From: Tom Herbert <therbert@...gle.com>
Date: Sun, 3 Apr 2011 21:56:17 -0700 (PDT)

> This patch uses __copy_from_user_nocache on transmit to bypass data
> cache for a performance improvement.  skb_add_data_nocache and
> skb_copy_to_page_nocache can be called by sendmsg functions to use
> this feature, initial support is in tcp_sendmsg.  This functionality is
> configurable per device using ethtool.
 ...
> Signed-off-by: Tom Herbert <therbert@...gle.com>

Applied, thanks Tom.
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