linux-kernel - [PATCH] nds32: To use the generic dump

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Message-Id: <20180307101011.28689-1-greentime@andestech.com>
Date:   Wed,  7 Mar 2018 18:10:11 +0800
From:   Greentime Hu <green.hu@...il.com>
To:     linux-kernel@...r.kernel.org, arnd@...db.de,
        greentime@...estech.com, green.hu@...il.com,
        sergey.senozhatsky.work@...il.com, sergey.senozhatsky@...il.com,
        sfr@...b.auug.org.au, peterz@...radead.org, pmladek@...e.com
Subject: [PATCH] nds32: To use the generic dump_stack()

Use the generic dump_stack() instead of nds32 one because they are doing
the same thing.

Signed-off-by: Greentime Hu <greentime@...estech.com>
Acked-by: Arnd Bergmann <arnd@...db.de>
---
 arch/nds32/kernel/traps.c | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/arch/nds32/kernel/traps.c b/arch/nds32/kernel/traps.c
index 8828b4aeb72b..6e34eb9824a4 100644
--- a/arch/nds32/kernel/traps.c
+++ b/arch/nds32/kernel/traps.c
@@ -156,18 +156,6 @@ static void __dump(struct task_struct *tsk, unsigned long *base_reg)
 	pr_emerg("\n");
 }
 
-void dump_stack(void)
-{
-	unsigned long *base_reg;
-	if (!IS_ENABLED(CONFIG_FRAME_POINTER))
-		__asm__ __volatile__("\tori\t%0, $sp, #0\n":"=r"(base_reg));
-	else
-		__asm__ __volatile__("\tori\t%0, $fp, #0\n":"=r"(base_reg));
-	__dump(NULL, base_reg);
-}
-
-EXPORT_SYMBOL(dump_stack);
-
 void show_stack(struct task_struct *tsk, unsigned long *sp)
 {
 	unsigned long *base_reg;
-- 
2.16.1