[mirror_ubuntu-jammy-kernel.git] / virt / kvm / coalesced_mmio.h

/*
 * KVM coalesced MMIO
 *
 * Copyright (c) 2008 Bull S.A.S.
 *
 *  Author: Laurent Vivier <Laurent.Vivier@bull.net>
 *
 */

#define KVM_COALESCED_MMIO_ZONE_MAX 100

struct kvm_coalesced_mmio_dev {
	struct kvm_io_device dev;
	struct kvm *kvm;
	spinlock_t lock;
	int nb_zones;
	struct kvm_coalesced_mmio_zone zone[KVM_COALESCED_MMIO_ZONE_MAX];
};

int kvm_coalesced_mmio_init(struct kvm *kvm);
int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm,
                                       struct kvm_coalesced_mmio_zone *zone);
int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,
                                         struct kvm_coalesced_mmio_zone *zone);
Commit	Line	Data
5f94c174 LV	1	/*
	2	* KVM coalesced MMIO
	3	*
	4	* Copyright (c) 2008 Bull S.A.S.
	5	*
	6	* Author: Laurent Vivier <Laurent.Vivier@bull.net>
	7	*
	8	*/
	9
	10	#define KVM_COALESCED_MMIO_ZONE_MAX 100
	11
	12	struct kvm_coalesced_mmio_dev {
	13	struct kvm_io_device dev;
	14	struct kvm *kvm;
64a2268d	15	spinlock_t lock;
5f94c174 LV	16	int nb_zones;
	17	struct kvm_coalesced_mmio_zone zone[KVM_COALESCED_MMIO_ZONE_MAX];
	18	};
	19
	20	int kvm_coalesced_mmio_init(struct kvm *kvm);
	21	int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm,
	22	struct kvm_coalesced_mmio_zone *zone);
	23	int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,
	24	struct kvm_coalesced_mmio_zone *zone);