From: Andrea Arcangeli <aarcange@redhat.com>
Date: Wed, 11 Feb 2015 23:27:23 +0000 (-0800)
Subject: mm: gup: use get_user_pages_unlocked within get_user_pages_fast
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~115^2~27
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a7b780750e1a1c7833812681e1f8fa30bbb06802;p=pandora-kernel.git

mm: gup: use get_user_pages_unlocked within get_user_pages_fast

This allows the get_user_pages_fast slow path to release the mmap_sem
before blocking.

Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Reviewed-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Andres Lagar-Cavilla <andreslc@google.com>
Cc: Peter Feiner <pfeiner@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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