From: Dominik Dingel <dingel@linux.vnet.ibm.com>
Date: Wed, 15 Oct 2014 13:29:01 +0000 (+0200)
Subject: s390/mm: missing pte for gmap_ipte_notify should trigger a VM_BUG
X-Git-Tag: omap-for-v3.19/fixes-rc1~124^2~38
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6972cae523de728ad5e8dae01da4a631d98b874c;p=pandora-kernel.git

s390/mm: missing pte for gmap_ipte_notify should trigger a VM_BUG

After fixup_user_fault does not fail we have a writeable pte.
That pte might transform but it should not vanish.

Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

Reading git-diff-tree failed