hw/virtio/vhost-iova-tree.h

   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 void vhost_iova_tree_remove(VhostIOVATree *iova_tree, DMAMap map);
  26
  27 #endif