From: Max Filippov <jcmvbkbc@gmail.com>
Date: Thu, 31 Jul 2014 18:40:57 +0000 (+0400)
Subject: xtensa: fix a6 and a7 handling in fast_syscall_xtensa
X-Git-Tag: omap-fixes-against-v3.17-rc3~14^2^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d1b6ba82a50cecf94be540a3a153aa89d97511a0;p=pandora-kernel.git

xtensa: fix a6 and a7 handling in fast_syscall_xtensa

Remove restoring a6 on some return paths and instead modify and restore
it in a single place, using symbolic name.
Correctly restore a7 from PT_AREG7 in case of illegal a6 value.

Cc: stable@vger.kernel.org
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---

Reading git-diff-tree failed