From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Fri, 27 Jun 2014 15:07:47 +0000 (+0200)
Subject: s390/qeth: extract qdio buffers from input buffer struct
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~136^2~21
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6d284bde2beef9d4d067281b08f86554f41de799;p=pandora-kernel.git

s390/qeth: extract qdio buffers from input buffer struct

Because of the embedded qdio_buffer array struct qeth_qdio_q is quite
large resulting in an order 4 allocation. This is likely to fail at
runtime and wastes a lot of memory since the actual size is just
about 36K.

Since there is no need for this buffer to be contiguous split it up
using qdio buffer helpers.

Reported-by: Neale Ferguson <neale@sinenomine.net>
Reviewed-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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