From cdd8e16feba87a3fc2bb1885d36f895a2a3288bf Mon Sep 17 00:00:00 2001
From: Chris Metcalf <cmetcalf@tilera.com>
Date: Fri, 30 Mar 2012 16:24:41 -0400
Subject: [PATCH] arch/tile: return SIGBUS for addresses that are unaligned AND
 invalid

Previously we were returning SIGSEGV in this case.  It seems cleaner
to return SIGBUS since the hardware figures out alignment traps
before TLB violations, so SIGBUS is the "more correct" signal.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
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