[PATCH 50/74] x86, lto: Make empty_zero_page __visible for LTO

[Andi Kleen]

From: Andi Kleen <ak@xxxxxxxxxxxxxxx>

Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
---
 arch/x86/include/asm/pgtable.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 49afb3f..72b24ab 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -22,7 +22,8 @@
  * ZERO_PAGE is a global shared page that is always zero: used
  * for zero-mapped memory areas etc..
  */
-extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
+extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]
+	__visible;
 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
 
 extern spinlock_t pgd_lock;
-- 
1.7.7.6

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