From: Stephen Wilson <wilsons@start.ca>
Date: Sun, 13 Mar 2011 19:49:18 +0000 (-0400)
Subject: mm: use mm_struct to resolve gate vma's in __get_user_pages
X-Git-Tag: v2.6.39-rc1~99^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7f22e207bacdba5b73f2893a3abe935a5373e2e;p=pandora-kernel.git

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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