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34 lines
1.0 KiB
C
34 lines
1.0 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __KVM_X86_PAGE_TRACK_H
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#define __KVM_X86_PAGE_TRACK_H
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#include <linux/kvm_host.h>
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#include <asm/kvm_page_track.h>
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int kvm_page_track_init(struct kvm *kvm);
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void kvm_page_track_cleanup(struct kvm *kvm);
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bool kvm_page_track_write_tracking_enabled(struct kvm *kvm);
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int kvm_page_track_write_tracking_alloc(struct kvm_memory_slot *slot);
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void kvm_page_track_free_memslot(struct kvm_memory_slot *slot);
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int kvm_page_track_create_memslot(struct kvm *kvm,
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struct kvm_memory_slot *slot,
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unsigned long npages);
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bool kvm_slot_page_track_is_active(struct kvm *kvm,
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const struct kvm_memory_slot *slot,
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gfn_t gfn, enum kvm_page_track_mode mode);
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void kvm_page_track_write(struct kvm_vcpu *vcpu, gpa_t gpa, const u8 *new,
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int bytes);
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void kvm_page_track_delete_slot(struct kvm *kvm, struct kvm_memory_slot *slot);
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static inline bool kvm_page_track_has_external_user(struct kvm *kvm)
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{
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return !hlist_empty(&kvm->arch.track_notifier_head.track_notifier_list);
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}
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#endif /* __KVM_X86_PAGE_TRACK_H */
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