From: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Date: Wed, 11 Sep 2013 21:22:49 +0000 (-0700)
Subject: hwpoison: always unset MIGRATE_ISOLATE before returning from soft_offline_page()
X-Git-Tag: v3.12-rc1~52^2~176
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0d6fdbdb2a651f0c9bb979e1d92b1e15dadffc4f;p=pandora-kernel.git

hwpoison: always unset MIGRATE_ISOLATE before returning from soft_offline_page()

Soft offline code expects that MIGRATE_ISOLATE is set on the target page
only during soft offlining work.  But currenly it doesn't work as expected
when get_any_page() fails and returns negative value.  In the result, end
users can have unexpectedly isolated pages.  This patch just fixes it.

Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Fengguang Wu <fengguang.wu@intel.com>
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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