linux/linux-5.4.31/arch/arm/include/asm/xen/events.h

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2024-01-30 10:43:28 +00:00
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_XEN_EVENTS_H
#define _ASM_ARM_XEN_EVENTS_H
#include <asm/ptrace.h>
#include <asm/atomic.h>
enum ipi_vector {
XEN_PLACEHOLDER_VECTOR,
/* Xen IPIs go here */
XEN_NR_IPIS,
};
static inline int xen_irqs_disabled(struct pt_regs *regs)
{
return raw_irqs_disabled_flags(regs->ARM_cpsr);
}
#define xchg_xen_ulong(ptr, val) atomic64_xchg(container_of((long long*)(ptr),\
atomic64_t, \
counter), (val))
/* Rebind event channel is supported by default */
static inline bool xen_support_evtchn_rebind(void)
{
return true;
}
#endif /* _ASM_ARM_XEN_EVENTS_H */