Cregit: Linux 6.13: ucall.h

Contributors: 4
Author	Tokens	Token Proportion	Commits	Commit Proportion
Sean Christopherson	26	57.78%	5	55.56%
Thomas Huth	12	26.67%	2	22.22%
Paolo Bonzini	6	13.33%	1	11.11%
Thomas Gleixner	1	2.22%	1	11.11%
Total	45		9

/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef SELFTEST_KVM_UCALL_H
#define SELFTEST_KVM_UCALL_H

#include "kvm_util.h"

#define UCALL_EXIT_REASON       KVM_EXIT_S390_SIEIC

static inline void ucall_arch_init(struct kvm_vm *vm, vm_paddr_t mmio_gpa)
{
}

static inline void ucall_arch_do_ucall(vm_vaddr_t uc)
{
	/* Exit via DIAGNOSE 0x501 (normally used for breakpoints) */
	asm volatile ("diag 0,%0,0x501" : : "a"(uc) : "memory");
}

#endif