From: Andrew Morton <akpm@linux-foundation.org>

kvm devel tree uses it.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Avi Kivity <avi@qumranet.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/x86/kernel/x8664_ksyms_64.c |    1 +
 1 file changed, 1 insertion(+)

diff -puN arch/x86/kernel/x8664_ksyms_64.c~git-x86-dont-unexport-empty_zero_page arch/x86/kernel/x8664_ksyms_64.c
--- a/arch/x86/kernel/x8664_ksyms_64.c~git-x86-dont-unexport-empty_zero_page
+++ a/arch/x86/kernel/x8664_ksyms_64.c
@@ -49,5 +49,6 @@ EXPORT_SYMBOL(memcpy);
 EXPORT_SYMBOL(__memcpy);
 
 EXPORT_SYMBOL(load_gs_index);
+EXPORT_SYMBOL(empty_zero_page);
 
 EXPORT_SYMBOL(_proxy_pda);
_