[PATCH] x86/xen: make xen_reservation_lock static

[Juergen Gross]

tip.git f030aade9165 ("x86/xen: Move pv specific parts of
arch/x86/xen/mmu.c to mmu_pv.c") missed to make xen_reservation_lock
static.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
 arch/x86/xen/mmu_pv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c
index 12180e7283b7..3a2729b83299 100644
--- a/arch/x86/xen/mmu_pv.c
+++ b/arch/x86/xen/mmu_pv.c
@@ -104,7 +104,7 @@ static pud_t level3_user_vsyscall[PTRS_PER_PUD] __page_aligned_bss;
  * Protects atomic reservation decrease/increase against concurrent increases.
  * Also protects non-atomic updates of current_pages and balloon lists.
  */
-DEFINE_SPINLOCK(xen_reservation_lock);
+static DEFINE_SPINLOCK(xen_reservation_lock);
 
 /*
  * Note about cr3 (pagetable base) values:
-- 
2.16.4