From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- virt/kvm/coalesced_mmio.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 virt/kvm/coalesced_mmio.h (limited to 'virt/kvm/coalesced_mmio.h') diff --git a/virt/kvm/coalesced_mmio.h b/virt/kvm/coalesced_mmio.h new file mode 100644 index 000000000..36f84264e --- /dev/null +++ b/virt/kvm/coalesced_mmio.h @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __KVM_COALESCED_MMIO_H__ +#define __KVM_COALESCED_MMIO_H__ + +/* + * KVM coalesced MMIO + * + * Copyright (c) 2008 Bull S.A.S. + * + * Author: Laurent Vivier + * + */ + +#ifdef CONFIG_KVM_MMIO + +#include + +struct kvm_coalesced_mmio_dev { + struct list_head list; + struct kvm_io_device dev; + struct kvm *kvm; + struct kvm_coalesced_mmio_zone zone; +}; + +int kvm_coalesced_mmio_init(struct kvm *kvm); +void kvm_coalesced_mmio_free(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); + +#else + +static inline int kvm_coalesced_mmio_init(struct kvm *kvm) { return 0; } +static inline void kvm_coalesced_mmio_free(struct kvm *kvm) { } + +#endif + +#endif -- cgit v1.2.3