tree 6af95386953cc67f3f465b966e03cb56f184dd30
parent a7b780750e1a1c7833812681e1f8fa30bbb06802
author Andrea Arcangeli <aarcange@redhat.com> 1423697246 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1423703165 -0800

mm: gup: use get_user_pages_unlocked

This allows those get_user_pages calls to pass FAULT_FLAG_ALLOW_RETRY to
the page fault in order to release the mmap_sem during the I/O.

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>