tree 2d2ec02c42d69ffbf1c3d027cd8dbd8634754942
parent ecc1a8993751de4e82eb18640d631dae1f626bd6
author Al Viro <viro@zeniv.linux.org.uk> 1259066598 -0500
committer Al Viro <viro@zeniv.linux.org.uk> 1260531022 -0500

do_mremap() untangling, part 3

Take the check for being able to expand vma in place into a separate
helper.

Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>