diff --git a/arch/arm64/include/asm/kvm_pkvm.h b/arch/arm64/include/asm/kvm_pkvm.h index 84e09347c814..89895ed9c591 100644 --- a/arch/arm64/include/asm/kvm_pkvm.h +++ b/arch/arm64/include/asm/kvm_pkvm.h @@ -22,6 +22,7 @@ int kvm_arm_vm_ioctl_pkvm(struct kvm *kvm, struct kvm_enable_cap *cap); int kvm_init_pvm(struct kvm *kvm, unsigned long type); int create_el2_shadow(struct kvm *kvm); +void kvm_shadow_destroy(struct kvm *kvm); /* * Definitions for features to be allowed or restricted for guest virtual diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 0182e11eb281..2da685bd2292 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -195,31 +195,6 @@ vm_fault_t kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf) return VM_FAULT_SIGBUS; } -void free_hyp_memcache(struct kvm_hyp_memcache *mc); -static void kvm_shadow_destroy(struct kvm *kvm) -{ - struct kvm_pinned_page *ppage, *tmp; - struct mm_struct *mm = current->mm; - struct list_head *ppages; - - if (kvm->arch.pkvm.shadow_handle) - WARN_ON(kvm_call_hyp_nvhe(__pkvm_teardown_shadow, kvm)); - - free_hyp_memcache(&kvm->arch.pkvm.teardown_mc); - - ppages = &kvm->arch.pkvm.pinned_pages; - list_for_each_entry_safe(ppage, tmp, ppages, link) { - WARN_ON(kvm_call_hyp_nvhe(__pkvm_host_reclaim_page, - page_to_pfn(ppage->page))); - cond_resched(); - - account_locked_vm(mm, 1, false); - unpin_user_pages_dirty_lock(&ppage->page, 1, true); - list_del(&ppage->link); - kfree(ppage); - } -} - /** * kvm_arch_destroy_vm - destroy the VM data structure * @kvm: pointer to the KVM struct diff --git a/arch/arm64/kvm/pkvm.c b/arch/arm64/kvm/pkvm.c index 07fb3537f369..22e2208509ba 100644 --- a/arch/arm64/kvm/pkvm.c +++ b/arch/arm64/kvm/pkvm.c @@ -196,6 +196,30 @@ int create_el2_shadow(struct kvm *kvm) return ret; } +void kvm_shadow_destroy(struct kvm *kvm) +{ + struct kvm_pinned_page *ppage, *tmp; + struct mm_struct *mm = current->mm; + struct list_head *ppages; + + if (kvm->arch.pkvm.shadow_handle) + WARN_ON(kvm_call_hyp_nvhe(__pkvm_teardown_shadow, kvm)); + + free_hyp_memcache(&kvm->arch.pkvm.teardown_mc); + + ppages = &kvm->arch.pkvm.pinned_pages; + list_for_each_entry_safe(ppage, tmp, ppages, link) { + WARN_ON(kvm_call_hyp_nvhe(__pkvm_host_reclaim_page, + page_to_pfn(ppage->page))); + cond_resched(); + + account_locked_vm(mm, 1, false); + unpin_user_pages_dirty_lock(&ppage->page, 1, true); + list_del(&ppage->link); + kfree(ppage); + } +} + static int __init pkvm_firmware_rmem_err(struct reserved_mem *rmem, const char *reason) {