From: Wu Fengguang <fengguang.wu@intel.com>
Date: Wed, 16 Dec 2009 11:19:57 +0000 (+0100)
Subject: HWPOISON: return ENXIO on invalid page number
X-Git-Tag: v2.6.33-rc1~45^2~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a7560fc80f33cab33176ee78f146df22b28e3338;p=pandora-kernel.git

HWPOISON: return ENXIO on invalid page number

Use a different errno than the usual EIO for invalid page numbers.
This is mainly for better reporting for the injector.

This also avoids calling action_result() with invalid pfn.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
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