1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_XEN_EVENTS_H
3 #define _ASM_X86_XEN_EVENTS_H
9 XEN_CALL_FUNCTION_VECTOR,
10 XEN_CALL_FUNCTION_SINGLE_VECTOR,
11 XEN_SPIN_UNLOCK_VECTOR,
18 static inline int xen_irqs_disabled(struct pt_regs *regs)
20 return raw_irqs_disabled_flags(regs->flags);
23 /* No need for a barrier -- XCHG is a barrier on x86. */
24 #define xchg_xen_ulong(ptr, val) xchg((ptr), (val))
26 extern int xen_have_vector_callback;
29 * Events delivered via platform PCI interrupts are always
30 * routed to vcpu 0 and hence cannot be rebound.
32 static inline bool xen_support_evtchn_rebind(void)
34 return (!xen_hvm_domain() || xen_have_vector_callback);
37 #endif /* _ASM_X86_XEN_EVENTS_H */