From: Paul Mundt <lethal@linux-sh.org>
Date: Mon, 14 May 2012 05:57:28 +0000 (+0900)
Subject: sh: Support thread fault code encoding.
X-Git-Tag: v3.5-rc1~134^2~21
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5a1dc78a38bfb04159a08cd493e5b3d844939e6c;p=pandora-kernel.git

sh: Support thread fault code encoding.

This provides a simple interface modelled after sparc64/m32r to encode
the error code in the upper byte of thread_info for finer-grained
handling in the page fault path.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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