standard-headers/linux/virtio_mem.h

1 /* SPDX-License-Identifier: BSD-3-Clause */
32  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
41 #include "standard-headers/linux/types.h"
42 #include "standard-headers/linux/virtio_types.h"
43 #include "standard-headers/linux/virtio_ids.h"
44 #include "standard-headers/linux/virtio_config.h"
47  * Each virtio-mem device manages a dedicated region in physical address
49  * for a single NUMA node are possible. A virtio-mem device is like a
52  * blocks on demand.
54  * Virtio-mem devices can only operate on their assigned memory region in
83  * (VIRTIO_MEM_REQ_UNPLUG) - which might take a while to succeed if the
87 /* --- virtio-mem: feature bits --- */
97 /* --- virtio-mem: guest -> host requests --- */
138 /* --- virtio-mem: host -> guest response --- */
142  * - VIRTIO_MEM_REQ_PLUG
143  * - VIRTIO_MEM_REQ_UNPLUG
144  * - VIRTIO_MEM_REQ_UNPLUG_ALL
145  * - VIRTIO_MEM_REQ_STATE
149  * Request denied - e.g. trying to plug more than requested, applicable for
150  * - VIRTIO_MEM_REQ_PLUG
155  * - VIRTIO_MEM_REQ_PLUG
156  * - VIRTIO_MEM_REQ_UNPLUG
157  * - VIRTIO_MEM_REQ_UNPLUG_ALL
162  * - VIRTIO_MEM_REQ_PLUG
163  * - VIRTIO_MEM_REQ_UNPLUG
164  * - VIRTIO_MEM_REQ_STATE
189 /* --- virtio-mem: configuration --- */