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Tip revision: a25f0944ba9b1d8a6813fd6f1a86f1bd59ac25a6 authored by Linus Torvalds on 13 November 2016, 18:32:32 UTC
Linux 4.9-rc5
Tip revision: a25f094
assigned-dev.h
#ifndef ARCH_X86_KVM_ASSIGNED_DEV_H
#define ARCH_X86_KVM_ASSIGNED_DEV_H

#include <linux/kvm_host.h>

#ifdef CONFIG_KVM_DEVICE_ASSIGNMENT
int kvm_assign_device(struct kvm *kvm, struct pci_dev *pdev);
int kvm_deassign_device(struct kvm *kvm, struct pci_dev *pdev);

int kvm_iommu_map_guest(struct kvm *kvm);
int kvm_iommu_unmap_guest(struct kvm *kvm);

long kvm_vm_ioctl_assigned_device(struct kvm *kvm, unsigned ioctl,
				  unsigned long arg);

void kvm_free_all_assigned_devices(struct kvm *kvm);
#else
static inline int kvm_iommu_unmap_guest(struct kvm *kvm)
{
	return 0;
}

static inline long kvm_vm_ioctl_assigned_device(struct kvm *kvm, unsigned ioctl,
						unsigned long arg)
{
	return -ENOTTY;
}

static inline void kvm_free_all_assigned_devices(struct kvm *kvm) {}
#endif /* CONFIG_KVM_DEVICE_ASSIGNMENT */

#endif /* ARCH_X86_KVM_ASSIGNED_DEV_H */
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