From 0bf4954f248c59705470bae2210f67a4b03f8f3c Mon Sep 17 00:00:00 2001
From: Behan Webster <behanw@converseincode.com>
Date: Sat, 27 Sep 2014 00:31:10 +0100
Subject: [PATCH] ARM: 8176/1: Use current_stack_pointer in unwind_backtrace
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Use the global current_stack_pointer to get the value of the stack pointer.
This change supports being able to compile the kernel with both gcc and clang.

Signed-off-by: Behan Webster <behanw@converseincode.com>
Reviewed-by: Mark Charlebois <charlebm@gmail.com>
Reviewed-by: Jan-Simon Möller <dl9pf@gmx.de>
Acked-by: Will Deacon <will.deacon@arm.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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