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Date: Sat, 5 Sep 2015 17:33:57 +0800
From: gang.chen.5i5j@...il.com
To: james.hogan@...tec.com
Cc: linux-metag@...r.kernel.org, linux-kernel@...r.kernel.org,
gchen_5i5j@...n.com, Chen Gang <gang.chen.5i5j@...il.com>
Subject: [PATCH] metag/kernel/stacktrace.c: Use current_stack_pointer instead of current_sp
From: Chen Gang <gang.chen.5i5j@...il.com>
Since we have defined current_stack_pointer, current_sp is redudancy, so
remove it.
Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
---
arch/metag/kernel/stacktrace.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/metag/kernel/stacktrace.c b/arch/metag/kernel/stacktrace.c
index 5510361..5db1176 100644
--- a/arch/metag/kernel/stacktrace.c
+++ b/arch/metag/kernel/stacktrace.c
@@ -165,11 +165,9 @@ void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
frame.pc = thread_saved_pc(tsk);
#endif
} else {
- register unsigned long current_sp asm ("A0StP");
-
data.no_sched_functions = 0;
frame.fp = (unsigned long)__builtin_frame_address(0);
- frame.sp = current_sp;
+ frame.sp = current_stack_pointer;
frame.lr = (unsigned long)__builtin_return_address(0);
frame.pc = (unsigned long)save_stack_trace_tsk;
}
--
1.9.3
--
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