linux-kernel - [tip:x86/asmlinkage] x86, asmlinkage: Make dump

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Date:	Tue, 6 Aug 2013 14:44:42 -0700
From:	tip-bot for Andi Kleen <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	ak@...ux.intel.com, tglx@...utronix.de, hpa@...ux.intel.com
Subject: [tip:x86/asmlinkage] x86, asmlinkage: Make dump_stack visible

Commit-ID:  b6c035d04e80b4244a143e34e51c84cf2181bd94
Gitweb:     http://git.kernel.org/tip/b6c035d04e80b4244a143e34e51c84cf2181bd94
Author:     Andi Kleen <ak@...ux.intel.com>
AuthorDate: Mon, 5 Aug 2013 15:02:48 -0700
Committer:  H. Peter Anvin <hpa@...ux.intel.com>
CommitDate: Tue, 6 Aug 2013 14:21:01 -0700

x86, asmlinkage: Make dump_stack visible

dump_stack is used from assembler code, so make it visible.

Signed-off-by: Andi Kleen <ak@...ux.intel.com>
Link: http://lkml.kernel.org/r/1375740170-7446-15-git-send-email-andi@firstfloor.org
Signed-off-by: H. Peter Anvin <hpa@...ux.intel.com>
---
 include/linux/printk.h | 2 +-
 lib/dump_stack.c       | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/printk.h b/include/linux/printk.h
index 22c7052..e6131a78 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -200,7 +200,7 @@ static inline void show_regs_print_info(const char *log_lvl)
 }
 #endif
 
-extern void dump_stack(void) __cold;
+extern asmlinkage void dump_stack(void) __cold;
 
 #ifndef pr_fmt
 #define pr_fmt(fmt) fmt
diff --git a/lib/dump_stack.c b/lib/dump_stack.c
index c031541..f23b63f 100644
--- a/lib/dump_stack.c
+++ b/lib/dump_stack.c
@@ -23,7 +23,7 @@ static void __dump_stack(void)
 #ifdef CONFIG_SMP
 static atomic_t dump_lock = ATOMIC_INIT(-1);
 
-void dump_stack(void)
+asmlinkage void dump_stack(void)
 {
 	int was_locked;
 	int old;
@@ -55,7 +55,7 @@ retry:
 	preempt_enable();
 }
 #else
-void dump_stack(void)
+asmlinkage void dump_stack(void)
 {
 	__dump_stack();
 }
--
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