a7b780750e1a1c7833812681e1f8fa30bbb06802 - linux

commit	a7b780750e1a1c7833812681e1f8fa30bbb06802	[log] [tgz]
author	Andrea Arcangeli <aarcange@redhat.com>	Wed Feb 11 15:27:23 2015 -0800
committer	Linus Torvalds <torvalds@linux-foundation.org>	Wed Feb 11 17:06:05 2015 -0800
tree	e13f7ac217df9904b5cbc1cb624c9f7c9e2130ac
parent	0fd71a56f41d4ffabeda1dae9ff5ed4f34d4e935 [diff]

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>

arch/mips/mm/gup.c[diff]
arch/s390/mm/gup.c[diff]
arch/sh/mm/gup.c[diff]
arch/sparc/mm/gup.c[diff]
arch/x86/mm/gup.c[diff]
mm/gup.c[diff]
mm/util.c[diff]

7 files changed

tree: e13f7ac217df9904b5cbc1cb624c9f7c9e2130ac