linux-kernel - [PATCH 14/16] x86, asmlinkage: Make dump

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Message-Id: <1375740170-7446-15-git-send-email-andi@firstfloor.org>
Date:	Mon,  5 Aug 2013 15:02:48 -0700
From:	Andi Kleen <andi@...stfloor.org>
To:	x86@...nel.org
Cc:	linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>
Subject: [PATCH 14/16] x86, asmlinkage: Make dump_stack visible

From: Andi Kleen <ak@...ux.intel.com>

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

Signed-off-by: Andi Kleen <ak@...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();
 }
-- 
1.8.3.1

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