1 /* 2 * vhost software live migration iova tree 3 * 4 * SPDX-FileCopyrightText: Red Hat, Inc. 2021 5 * SPDX-FileContributor: Author: Eugenio Pérez <eperezma@redhat.com> 6 * 7 * SPDX-License-Identifier: GPL-2.0-or-later 8 */ 9 10 #ifndef HW_VIRTIO_VHOST_IOVA_TREE_H 11 #define HW_VIRTIO_VHOST_IOVA_TREE_H 12 13 #include "qemu/iova-tree.h" 14 #include "exec/memory.h" 15 16 typedef struct VhostIOVATree VhostIOVATree; 17 18 VhostIOVATree *vhost_iova_tree_new(uint64_t iova_first, uint64_t iova_last); 19 void vhost_iova_tree_delete(VhostIOVATree *iova_tree); 20 G_DEFINE_AUTOPTR_CLEANUP_FUNC(VhostIOVATree, vhost_iova_tree_delete); 21 22 const DMAMap *vhost_iova_tree_find_iova(const VhostIOVATree *iova_tree, 23 const DMAMap *map); 24 int vhost_iova_tree_map_alloc(VhostIOVATree *iova_tree, DMAMap *map, 25 hwaddr taddr); 26 void vhost_iova_tree_remove(VhostIOVATree *iova_tree, DMAMap map); 27 const DMAMap *vhost_iova_tree_find_gpa(const VhostIOVATree *iova_tree, 28 const DMAMap *map); 29 int vhost_iova_tree_map_alloc_gpa(VhostIOVATree *iova_tree, DMAMap *map, 30 hwaddr taddr); 31 void vhost_iova_tree_remove_gpa(VhostIOVATree *iova_tree, DMAMap map); 32 33 #endif 34