From e7f22e207bacdba5b73f2893a3abe935a5373e2e Mon Sep 17 00:00:00 2001
From: Stephen Wilson <wilsons@start.ca>
Date: Sun, 13 Mar 2011 15:49:18 -0400
Subject: [PATCH] mm: use mm_struct to resolve gate vma's in __get_user_pages

We now check if a requested user page overlaps a gate vma using the supplied mm
instead of the supplied task.  The given task is now used solely for accounting
purposes and may be NULL.

Signed-off-by: Stephen Wilson <wilsons@start.ca>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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