From: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Date: Tue, 8 Sep 2015 21:59:45 +0000 (-0700)
Subject: mm, dax: use i_mmap_unlock_write() in do_cow_fault()
X-Git-Tag: omap-for-v4.3/fixes-rc1~54^2~111
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=52a2b53ffde6d6018dfc454fbde34383351fb896;p=pandora-kernel.git

mm, dax: use i_mmap_unlock_write() in do_cow_fault()

__dax_fault() takes i_mmap_lock for write. Let's pair it with write
unlock on do_cow_fault() side.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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