linux-kernel - [PATCH 15/16] x86, asmlinkage, power: Make various symbols used by the suspend asm code visible

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Message-Id: <1375740170-7446-16-git-send-email-andi@firstfloor.org>
Date:	Mon,  5 Aug 2013 15:02:49 -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 15/16] x86, asmlinkage, power: Make various symbols used by the suspend asm code visible

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

Signed-off-by: Andi Kleen <ak@...ux.intel.com>
---
 arch/x86/power/cpu.c          |  8 ++++----
 arch/x86/power/hibernate_64.c | 12 ++++++------
 kernel/power/hibernate.c      |  2 +-
 3 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
index 1cf5b30..424f4c9 100644
--- a/arch/x86/power/cpu.c
+++ b/arch/x86/power/cpu.c
@@ -25,10 +25,10 @@
 #include <asm/cpu.h>
 
 #ifdef CONFIG_X86_32
-unsigned long saved_context_ebx;
-unsigned long saved_context_esp, saved_context_ebp;
-unsigned long saved_context_esi, saved_context_edi;
-unsigned long saved_context_eflags;
+__visible unsigned long saved_context_ebx;
+__visible unsigned long saved_context_esp, saved_context_ebp;
+__visible unsigned long saved_context_esi, saved_context_edi;
+__visible unsigned long saved_context_eflags;
 #endif
 struct saved_context saved_context;
 
diff --git a/arch/x86/power/hibernate_64.c b/arch/x86/power/hibernate_64.c
index a0fde91..304fca2 100644
--- a/arch/x86/power/hibernate_64.c
+++ b/arch/x86/power/hibernate_64.c
@@ -20,26 +20,26 @@
 #include <asm/suspend.h>
 
 /* References to section boundaries */
-extern const void __nosave_begin, __nosave_end;
+extern __visible const void __nosave_begin, __nosave_end;
 
 /* Defined in hibernate_asm_64.S */
-extern int restore_image(void);
+extern asmlinkage int restore_image(void);
 
 /*
  * Address to jump to in the last phase of restore in order to get to the image
  * kernel's text (this value is passed in the image header).
  */
-unsigned long restore_jump_address;
+unsigned long restore_jump_address __visible;
 
 /*
  * Value of the cr3 register from before the hibernation (this value is passed
  * in the image header).
  */
-unsigned long restore_cr3;
+unsigned long restore_cr3 __visible;
 
-pgd_t *temp_level4_pgt;
+pgd_t *temp_level4_pgt __visible;
 
-void *relocated_restore_code;
+void *relocated_restore_code __visible;
 
 static void *alloc_pgt_page(void *context)
 {
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index b26f5f1..3085e62 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -39,7 +39,7 @@ static int resume_delay;
 static char resume_file[256] = CONFIG_PM_STD_PARTITION;
 dev_t swsusp_resume_device;
 sector_t swsusp_resume_block;
-int in_suspend __nosavedata;
+__visible int in_suspend __nosavedata;
 
 enum {
 	HIBERNATION_INVALID,
-- 
1.8.3.1

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