1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index e90540a46a0b..eb33aaa8415d 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -215,6 +215,7 @@ static __init void xen_init_cpuid_mask(void)
                           (1 << X86_FEATURE_ACPI));  /* disable ACPI */
 
         ax = 1;
+        cx = 0;
         xen_cpuid(&ax, &bx, &cx, &dx);
 
         /* cpuid claims we support xsave; try enabling it to see what happens */
@@ -1059,6 +1060,7 @@ asmlinkage void __init xen_start_kernel(void)
         /* set up basic CPUID stuff */
         cpu_detect(&new_cpu_data);
         new_cpu_data.hard_math = 1;
+        new_cpu_data.wp_works_ok = 1;
         new_cpu_data.x86_capability[0] = cpuid_edx(1);
 #endif