xen/arm: do not handle VCPUOP_register_vcpu_info failures
We expect VCPUOP_register_vcpu_info to succeed, do not try to handle
failures.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index 83d13b0..3dfa2b5 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -165,13 +165,9 @@
info.offset = offset_in_page(vcpup);
err = HYPERVISOR_vcpu_op(VCPUOP_register_vcpu_info, cpu, &info);
- if (err) {
- pr_debug("register_vcpu_info failed: err=%d\n", err);
- } else {
- /* This cpu is using the registered vcpu info, even if
- later ones fail to. */
- per_cpu(xen_vcpu, cpu) = vcpup;
- }
+ BUG_ON(err);
+ per_cpu(xen_vcpu, cpu) = vcpup;
+
return 0;
}