1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_ARM64_XEN_EVENTS_H 3 #define _ASM_ARM64_XEN_EVENTS_H 4 5 #include <asm/ptrace.h> 6 #include <asm/atomic.h> 7 8 enum ipi_vector { 9 XEN_PLACEHOLDER_VECTOR, 10 11 /* Xen IPIs go here */ 12 XEN_NR_IPIS, 13 }; 14 15 static inline int xen_irqs_disabled(struct pt_regs *regs) 16 { 17 return !interrupts_enabled(regs); 18 } 19 20 #define xchg_xen_ulong(ptr, val) xchg((ptr), (val)) 21 22 /* Rebind event channel is supported by default */ 23 static inline bool xen_support_evtchn_rebind(void) 24 { 25 return true; 26 } 27 28 #endif /* _ASM_ARM64_XEN_EVENTS_H */ 29