s390/kvm/pv.c

3  * Hosting Protected Virtual Machines
36  * struct pv_vm_to_be_destroyed - Represents a protected VM that needs to
40  * @old_gmap_table: the gmap table of the leftover protected VM
41  * @handle: the handle of the leftover protected VM
42  * @stor_var: pointer to the variable storage of the leftover protected VM
43  * @stor_base: address of the base storage of the leftover protected VM
45  * Represents a protected VM that is still registered with the Ultravisor,
202  * kvm_s390_pv_dispose_one_leftover - Clean up one leftover protected VM.
203  * @kvm: the KVM that was associated with this leftover protected VM
204  * @leftover: details about the leftover protected VM that needs a clean up
208  * Destroy one leftover protected VM.
243  * kvm_s390_destroy_lower_2g - Destroy the first 2GB of protected guest memory.
247  * The CPUs of the protected VM need to be destroyed beforehand.
303  * kvm_s390_pv_set_aside - Set aside a protected VM for later teardown.
308  * Set aside the protected VM for a subsequent teardown. The VM will be able
310  * properly tear down the protected VM is set aside. If another protected VM
313  * The CPUs of the protected VM need to be destroyed beforehand.
317  * Return: 0 in case of success, -EINVAL if another protected VM was already set
327 	 * If another protected VM was already prepared for teardown, refuse.  in kvm_s390_pv_set_aside()
368  * kvm_s390_pv_deinit_vm - Deinitialize the current protected VM
369  * @kvm: the KVM whose protected VM needs to be deinitialized
373  * Deinitialize the current protected VM. This function will destroy and
374  * cleanup the current protected VM, but it will not cleanup the guest
375  * memory. This function should only be called when the protected VM has
407  * kvm_s390_pv_deinit_cleanup_all - Clean up all protected VMs associated
413  * This function will clean up all protected VMs associated with a KVM.
437 	/* If the current VM is protected, destroy it */  in kvm_s390_pv_deinit_cleanup_all()
443 	/* If a previous protected VM was set aside, put it in the need_cleanup list */  in kvm_s390_pv_deinit_cleanup_all()
449 	/* Cleanup all protected VMs in the need_cleanup list */  in kvm_s390_pv_deinit_cleanup_all()
485  * kvm_s390_pv_deinit_aside_vm - Teardown a previously set aside protected VM.
486  * @kvm: the VM previously associated with the protected VM
490  * Tear down the protected VM that had been previously prepared for teardown
496  * Return: 0 in case of success, -EINVAL if no protected VM had been