From 3251f1e27a5a17f0efd436cfd1e7b9896cfab0a0 Mon Sep 17 00:00:00 2001
From: Max Filippov <jcmvbkbc@gmail.com>
Date: Wed, 30 Oct 2013 16:18:25 +0400
Subject: [PATCH] xtensa: save current register frame in
 fast_syscall_spill_registers_fixup

We need it saved because it contains a3 where we track which register
windows we still need to spill, and fixup handler may call C exception
handlers. Also fix comments.

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