From c3ef1f4d379cbc79daf80ffb8d43c611da090b82 Mon Sep 17 00:00:00 2001
From: Max Filippov <jcmvbkbc@gmail.com>
Date: Wed, 22 Jan 2014 09:16:37 +0400
Subject: [PATCH] xtensa: add double exception fixup handler for fast_unaligned

fast_unaligned_fixup restores user registers and runs normal exception
handler in the current stack frame. Unaligned load/store is retried
after that.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
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