From 90036ee5938d89638e80f4d0d0700d0f2dbd4a6a Mon Sep 17 00:00:00 2001
From: Christoph Lameter <clameter@sgi.com>
Date: Thu, 16 Mar 2006 23:03:59 -0800
Subject: [PATCH] [PATCH] page migration: Fail with error if swap not setup

Currently the migration of anonymous pages will silently fail if no swap is
setup.  This patch makes page migration functions check for available swap
and fail with -ENODEV if no swap space is available.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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