From: Yishai Hadas <yishaih@mellanox.com>
Date: Tue, 28 Jan 2014 11:40:15 +0000 (+0200)
Subject: IB: Refactor umem to use linear SG table
X-Git-Tag: v3.15-rc1~103^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eeb8461e36c99fdf2d058751be924a2aab215005;p=pandora-kernel.git

IB: Refactor umem to use linear SG table

This patch refactors the IB core umem code and vendor drivers to use a
linear (chained) SG table instead of chunk list.  With this change the
relevant code becomes clearer—no need for nested loops to build and
use umem.

Signed-off-by: Shachar Raindel <raindel@mellanox.com>
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
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