Cregit: Linux 6.9: ucall.h

Contributors: 5
Author	Tokens	Token Proportion	Commits	Commit Proportion
Sean Christopherson	22	55.00%	4	50.00%
Andrew Jones	11	27.50%	1	12.50%
Raghavendra Rao Ananta	4	10.00%	1	12.50%
Thomas Huth	2	5.00%	1	12.50%
Thomas Gleixner	1	2.50%	1	12.50%
Total	40		8

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

#include "kvm_util_base.h"

#define UCALL_EXIT_REASON       KVM_EXIT_MMIO

/*
 * ucall_exit_mmio_addr holds per-VM values (global data is duplicated by each
 * VM), it must not be accessed from host code.
 */
extern vm_vaddr_t *ucall_exit_mmio_addr;

static inline void ucall_arch_do_ucall(vm_vaddr_t uc)
{
	WRITE_ONCE(*ucall_exit_mmio_addr, uc);
}

#endif