From: Bob Liu <bob.liu@oracle.com>
Date: Wed, 3 Jun 2015 05:40:01 +0000 (+0800)
Subject: drivers: xen-blkback: delay pending_req allocation to connect_ring
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~70^2~1^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=69b91ede5cab843dcf345c28bd1f4b5a99dacd9b;p=pandora-kernel.git

drivers: xen-blkback: delay pending_req allocation to connect_ring

This is a pre-patch for multi-page ring feature.
In connect_ring, we can know exactly how many pages are used for the shared
ring, delay pending_req allocation here so that we won't waste too much memory.

Signed-off-by: Bob Liu <bob.liu@oracle.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
---

Reading git-diff-tree failed