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Diffstat (limited to 'arch/x86/xen')
-rw-r--r--arch/x86/xen/spinlock.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index 25a7c4302ce7..e8ab80ad7a6f 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -10,6 +10,7 @@
#include <linux/slab.h>
#include <asm/paravirt.h>
+#include <asm/qspinlock.h>
#include <xen/interface/xen.h>
#include <xen/events.h>
@@ -129,6 +130,7 @@ void __init xen_init_spinlocks(void)
if (!xen_pvspin) {
printk(KERN_DEBUG "xen: PV spinlocks disabled\n");
+ static_branch_disable(&virt_spin_lock_key);
return;
}
printk(KERN_DEBUG "xen: PV spinlocks enabled\n");