From 8b95aa2c1bf8c936e5b0e9096b180a3e4f5327ff Mon Sep 17 00:00:00 2001
From: Sagi Grimberg <sagig@mellanox.com>
Date: Tue, 14 Apr 2015 18:08:23 +0300
Subject: [PATCH] IB/iser: Make fastreg pool cache friendly

Memory regions are resources that are saved
in the device caches. Increase the probability for
a cache hit by adding the MRU descriptor to pool
head.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
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