linux-kernel - [tip:perf/urgent] x86, dumpstack: Fix unused variable warning

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Date:	Sat, 8 Jan 2011 12:06:49 GMT
From:	tip-bot for Rakib Mullick <rakib.mullick@...il.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	rakib.mullick@...il.com, a.p.zijlstra@...llo.nl,
	fweisbec@...il.com, sandmann@...hat.com, tglx@...utronix.de,
	mingo@...e.hu
Subject: [tip:perf/urgent] x86, dumpstack: Fix unused variable warning

Commit-ID:  39a6eebda253aa34d659ca9436e3c32ef60473f1
Gitweb:     http://git.kernel.org/tip/39a6eebda253aa34d659ca9436e3c32ef60473f1
Author:     Rakib Mullick <rakib.mullick@...il.com>
AuthorDate: Fri, 7 Jan 2011 16:59:49 +0100
Committer:  Frederic Weisbecker <fweisbec@...il.com>
CommitDate: Fri, 7 Jan 2011 16:59:49 +0100

x86, dumpstack: Fix unused variable warning

In dump_stack function, bp isn't used anymore, which is introduced by
commit 9c0729dc8062bed96189bd14ac6d4920f3958743. This patch removes bp
completely.

Signed-off-by: Rakib Mullick <rakib.mullick@...il.com>
Cc: Soeren Sandmann <sandmann@...hat.com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: H. Peter Anvin <hpa@...or.com>
LKML-Reference: <AANLkTik9U_Z0WSZ7YjrykER_pBUfPDdgUUmtYx=R74nL@...l.gmail.com>
Signed-off-by: Frederic Weisbecker <fweisbec@...il.com>
---
 arch/x86/kernel/dumpstack.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 8474c99..d6fb146 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -197,14 +197,8 @@ void show_stack(struct task_struct *task, unsigned long *sp)
  */
 void dump_stack(void)
 {
-	unsigned long bp = 0;
 	unsigned long stack;
 
-#ifdef CONFIG_FRAME_POINTER
-	if (!bp)
-		get_bp(bp);
-#endif
-
 	printk("Pid: %d, comm: %.20s %s %s %.*s\n",
 		current->pid, current->comm, print_tainted(),
 		init_utsname()->release,
--
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