diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index d9c63379cd..2aac912c96 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -895,6 +895,8 @@ int arch_set_info_guest(
         if ( ((c(ldt_base) & (PAGE_SIZE - 1)) != 0) ||
              (c(ldt_ents) > 8192) )
             return -EINVAL;
+
+        v->arch.pv.vgc_flags = flags;
     }
 
     v->arch.flags |= TF_kernel_mode;
@@ -907,8 +909,6 @@ int arch_set_info_guest(
          !is_hvm_domain(d) && !is_pv_32bit_domain(d) )
         v->arch.flags &= ~TF_kernel_mode;
 
-    v->arch.vgc_flags = flags;
-
     vcpu_setup_fpu(v, v->arch.xsave_area,
                    flags & VGCF_I387_VALID ? &c.nat->fpu_ctxt : NULL,
                    FCW_DEFAULT);
@@ -1487,7 +1487,7 @@ static void load_segments(struct vcpu *n)
                 domain_crash(n->domain);
             }
 
-            if ( n->arch.vgc_flags & VGCF_failsafe_disables_events )
+            if ( n->arch.pv.vgc_flags & VGCF_failsafe_disables_events )
                 vcpu_info(n, evtchn_upcall_mask) = 1;
 
             regs->entry_vector |= TRAP_syscall;
@@ -1526,7 +1526,7 @@ static void load_segments(struct vcpu *n)
             domain_crash(n->domain);
         }
 
-        if ( n->arch.vgc_flags & VGCF_failsafe_disables_events )
+        if ( n->arch.pv.vgc_flags & VGCF_failsafe_disables_events )
             vcpu_info(n, evtchn_upcall_mask) = 1;
 
         regs->entry_vector |= TRAP_syscall;
diff --git a/xen/arch/x86/domctl.c b/xen/arch/x86/domctl.c
index b461aadbd6..e6b3e57d66 100644
--- a/xen/arch/x86/domctl.c
+++ b/xen/arch/x86/domctl.c
@@ -1500,7 +1500,10 @@ void arch_get_info_guest(struct vcpu *v, vcpu_guest_context_u c)
 #define c(fld) (!compat ? (c.nat->fld) : (c.cmp->fld))
 
     memcpy(&c.nat->fpu_ctxt, v->arch.fpu_ctxt, sizeof(c.nat->fpu_ctxt));
-    c(flags = v->arch.vgc_flags & ~(VGCF_i387_valid|VGCF_in_kernel));
+    if ( is_pv_domain(d) )
+        c(flags = v->arch.pv.vgc_flags & ~(VGCF_i387_valid|VGCF_in_kernel));
+    else
+        c(flags = 0);
     if ( v->fpu_initialised )
         c(flags |= VGCF_i387_valid);
     if ( !(v->pause_flags & VPF_down) )
diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
index 4dfaf35566..9db9cf04a6 100644
--- a/xen/arch/x86/hvm/hvm.c
+++ b/xen/arch/x86/hvm/hvm.c
@@ -1151,8 +1151,6 @@ static int hvm_load_cpu_ctxt(struct domain *d, hvm_domain_context_t *h)
     v->arch.dr6   = ctxt.dr6;
     v->arch.dr7   = ctxt.dr7;
 
-    v->arch.vgc_flags = VGCF_online;
-
     /* Auxiliary processors should be woken immediately. */
     v->is_initialised = 1;
     clear_bit(_VPF_down, &v->pause_flags);
@@ -3865,8 +3863,6 @@ void hvm_vcpu_reset_state(struct vcpu *v, uint16_t cs, uint16_t ip)
         v->arch.xsave_area->xsave_hdr.xstate_bv = 0;
     vcpu_setup_fpu(v, v->arch.xsave_area, NULL, FCW_RESET);
 
-    v->arch.vgc_flags = VGCF_online;
-
     arch_vcpu_regs_init(v);
     v->arch.user_regs.rip = ip;
 
diff --git a/xen/arch/x86/pv/callback.c b/xen/arch/x86/pv/callback.c
index 0c4e781d1f..1178efddb6 100644
--- a/xen/arch/x86/pv/callback.c
+++ b/xen/arch/x86/pv/callback.c
@@ -82,17 +82,17 @@ static long register_guest_callback(struct callback_register *reg)
     case CALLBACKTYPE_failsafe:
         curr->arch.pv.failsafe_callback_eip = reg->address;
         if ( reg->flags & CALLBACKF_mask_events )
-            curr->arch.vgc_flags |= VGCF_failsafe_disables_events;
+            curr->arch.pv.vgc_flags |= VGCF_failsafe_disables_events;
         else
-            curr->arch.vgc_flags &= ~VGCF_failsafe_disables_events;
+            curr->arch.pv.vgc_flags &= ~VGCF_failsafe_disables_events;
         break;
 
     case CALLBACKTYPE_syscall:
         curr->arch.pv.syscall_callback_eip = reg->address;
         if ( reg->flags & CALLBACKF_mask_events )
-            curr->arch.vgc_flags |= VGCF_syscall_disables_events;
+            curr->arch.pv.vgc_flags |= VGCF_syscall_disables_events;
         else
-            curr->arch.vgc_flags &= ~VGCF_syscall_disables_events;
+            curr->arch.pv.vgc_flags &= ~VGCF_syscall_disables_events;
         break;
 
     case CALLBACKTYPE_syscall32:
@@ -226,9 +226,9 @@ static long compat_register_guest_callback(struct compat_callback_register *reg)
         curr->arch.pv.failsafe_callback_cs = reg->address.cs;
         curr->arch.pv.failsafe_callback_eip = reg->address.eip;
         if ( reg->flags & CALLBACKF_mask_events )
-            curr->arch.vgc_flags |= VGCF_failsafe_disables_events;
+            curr->arch.pv.vgc_flags |= VGCF_failsafe_disables_events;
         else
-            curr->arch.vgc_flags &= ~VGCF_failsafe_disables_events;
+            curr->arch.pv.vgc_flags &= ~VGCF_failsafe_disables_events;
         break;
 
     case CALLBACKTYPE_syscall32:
diff --git a/xen/arch/x86/x86_64/asm-offsets.c b/xen/arch/x86/x86_64/asm-offsets.c
index 33930ce97c..f9cb78cfdb 100644
--- a/xen/arch/x86/x86_64/asm-offsets.c
+++ b/xen/arch/x86/x86_64/asm-offsets.c
@@ -69,7 +69,7 @@ void __dummy__(void)
     OFFSET(VCPU_kernel_sp, struct vcpu, arch.pv.kernel_sp);
     OFFSET(VCPU_kernel_ss, struct vcpu, arch.pv.kernel_ss);
     OFFSET(VCPU_iopl, struct vcpu, arch.pv.iopl);
-    OFFSET(VCPU_guest_context_flags, struct vcpu, arch.vgc_flags);
+    OFFSET(VCPU_guest_context_flags, struct vcpu, arch.pv.vgc_flags);
     OFFSET(VCPU_cr3, struct vcpu, arch.cr3);
     OFFSET(VCPU_arch_msrs, struct vcpu, arch.msrs);
     OFFSET(VCPU_nmi_pending, struct vcpu, nmi_pending);
diff --git a/xen/include/asm-x86/domain.h b/xen/include/asm-x86/domain.h
index e4da373d10..a3ae5d9a20 100644
--- a/xen/include/asm-x86/domain.h
+++ b/xen/include/asm-x86/domain.h
@@ -475,6 +475,8 @@ struct pv_vcpu
     /* map_domain_page() mapping cache. */
     struct mapcache_vcpu mapcache;
 
+    unsigned int vgc_flags;
+
     struct trap_info *trap_ctxt;
 
     unsigned long gdt_frames[FIRST_RESERVED_GDT_PAGE];
@@ -541,7 +543,6 @@ struct arch_vcpu
      */
 
     void              *fpu_ctxt;
-    unsigned long      vgc_flags;
     struct cpu_user_regs user_regs;
 
     /* Debug registers. */