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-rw-r--r--arch/arm/xen/enlighten.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index 9afdc4c4a5dc..a395b6c0aae2 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -484,7 +484,8 @@ static int __init xen_guest_init(void)
* for secondary CPUs as they are brought up.
* For uniformity we use VCPUOP_register_vcpu_info even on cpu0.
*/
- xen_vcpu_info = alloc_percpu(struct vcpu_info);
+ xen_vcpu_info = __alloc_percpu(sizeof(struct vcpu_info),
+ 1 << fls(sizeof(struct vcpu_info) - 1));
if (xen_vcpu_info == NULL)
return -ENOMEM;