tree b0c3a9b325bb93e0777a422cc076eae5c150a6a4
parent 746cddd37d48a166f170165a0df4bd50fde1ea60
author Andy Grover <andy.grover@oracle.com> 1239320729 -0700
committer Ingo Molnar <mingo@elte.hu> 1239362048 +0200

x86: Document get_user_pages_fast()

While better than get_user_pages(), the usage of gupf(),
especially the return values and the fact that it can
potentially only partially pin the range, warranted some
documentation.

Signed-off-by: Andy Grover <andy.grover@oracle.com>
Cc: npiggin@suse.de
Cc: akpm@linux-foundation.org
LKML-Reference: <1239320729-3262-1-git-send-email-andy.grover@oracle.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>