[09/74] sections: Add __visible to x86 sections

Commit Message

Andi Kleen Aug. 19, 2012, 2:56 a.m. UTC

From: Andi Kleen <[e-mail]>

Signed-off-by: Andi Kleen <[e-mail]>
---
 arch/x86/kernel/alternative.c |    4 ++--
 arch/x86/kernel/vsyscall_64.c |    4 ++--
 arch/x86/power/hibernate_32.c |    2 +-
 arch/x86/um/vdso/vma.c        |    2 +-
 arch/x86/vdso/vma.c           |   10 +++++-----
 5 files changed, 11 insertions(+), 11 deletions(-)

Patch

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index afb7ff7..27ae345 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -252,8 +252,8 @@  static void __init_or_module add_nops(void *insns, unsigned int len)
 	}
 }
 
-extern struct alt_instr __alt_instructions[], __alt_instructions_end[];
-extern s32 __smp_locks[], __smp_locks_end[];
+extern __visible struct alt_instr __alt_instructions[], __alt_instructions_end[];
+extern __visible s32 __smp_locks[], __smp_locks_end[];
 void *text_poke_early(void *addr, const void *opcode, size_t len);
 
 /* Replace instructions with better alternatives for this CPU type.
diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c
index 8d141b3..70f25f2 100644
--- a/arch/x86/kernel/vsyscall_64.c
+++ b/arch/x86/kernel/vsyscall_64.c
@@ -355,9 +355,9 @@  cpu_vsyscall_notifier(struct notifier_block *n, unsigned long action, void *arg)
 
 void __init map_vsyscall(void)
 {
-	extern char __vsyscall_page;
+	extern __visible char __vsyscall_page;
 	unsigned long physaddr_vsyscall = __pa_symbol(&__vsyscall_page);
-	extern char __vvar_page;
+	extern __visible char __vvar_page;
 	unsigned long physaddr_vvar_page = __pa_symbol(&__vvar_page);
 
 	__set_fixmap(VSYSCALL_FIRST_PAGE, physaddr_vsyscall,
diff --git a/arch/x86/power/hibernate_32.c b/arch/x86/power/hibernate_32.c
index 74202c1..7b8d7df 100644
--- a/arch/x86/power/hibernate_32.c
+++ b/arch/x86/power/hibernate_32.c
@@ -18,7 +18,7 @@ 
 extern int restore_image(void);
 
 /* References to section boundaries */
-extern const void __nosave_begin, __nosave_end;
+extern __visible const void __nosave_begin, __nosave_end;
 
 /* Pointer to the temporary resume page tables */
 pgd_t *resume_pg_dir;
diff --git a/arch/x86/um/vdso/vma.c b/arch/x86/um/vdso/vma.c
index af91901..a09f903 100644
--- a/arch/x86/um/vdso/vma.c
+++ b/arch/x86/um/vdso/vma.c
@@ -16,7 +16,7 @@  unsigned int __read_mostly vdso_enabled = 1;
 unsigned long um_vdso_addr;
 
 extern unsigned long task_size;
-extern char vdso_start[], vdso_end[];
+extern __visible char vdso_start[], vdso_end[];
 
 static struct page **vdsop;
 
diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index 00aaf04..fe08e2b 100644
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -18,15 +18,15 @@ 
 
 unsigned int __read_mostly vdso_enabled = 1;
 
-extern char vdso_start[], vdso_end[];
-extern unsigned short vdso_sync_cpuid;
+extern __visible char vdso_start[], vdso_end[];
+extern __visible unsigned short vdso_sync_cpuid;
 
-extern struct page *vdso_pages[];
+extern __visible struct page *vdso_pages[];
 static unsigned vdso_size;
 
 #ifdef CONFIG_X86_X32_ABI
-extern char vdsox32_start[], vdsox32_end[];
-extern struct page *vdsox32_pages[];
+extern __visible char vdsox32_start[], vdsox32_end[];
+extern __visible struct page *vdsox32_pages[];
 static unsigned vdsox32_size;
 
 static void __init patch_vdsox32(void *vdso, size_t len)