From: Tom Herbert <therbert@google.com>
Date: Wed, 5 May 2010 14:02:49 +0000 (+0000)
Subject: e1000e: reduce writes of RX producer ptr
X-Git-Tag: v2.6.35-rc1~473^2~278
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=50849d792b97c546c45a6652a16ba9be7d635c69;p=pandora-kernel.git

e1000e: reduce writes of RX producer ptr

Reduce number of writes to RX producer pointer.   When alloc'ing RX
buffers, only write the RX producer pointer once every
E1000_RX_BUFFER_WRITE (16) buffers created.

Signed-off-by: Tom Herbert <therbert@google.com>
Acked-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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