summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
authorMichael S. Tsirkin <mst@redhat.com>2014-12-01 15:50:29 +0200
committerMichael S. Tsirkin <mst@redhat.com>2014-12-09 12:06:32 +0200
commitdf1b57fe59bc5b1486fe142e6ee76c493c52c543 (patch)
tree413edac9309ff5fe4d38c964177bc104061c8e0c /include
parent1f0f9106f92c7d49ec92baa6ac757aa8b0590eff (diff)
virtio_balloon: add legacy_only flag
We have no plans to support virtio 1.0 in balloon driver. Add an explicit flag to mark it legacy only. This will be used by follow-up patches. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/virtio.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index f70411eb9d27..2bbf62697671 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -132,6 +132,7 @@ int virtio_device_restore(struct virtio_device *dev);
* @feature_table_size: number of entries in the feature table array.
* @feature_table_legacy: same as feature_table but when working in legacy mode.
* @feature_table_size_legacy: number of entries in feature table legacy array.
+ * @legacy_only: driver does not support virtio 1.0.
* @probe: the function to call when a device is found. Returns 0 or -errno.
* @remove: the function to call when a device is removed.
* @config_changed: optional function to call when the device configuration
@@ -144,6 +145,7 @@ struct virtio_driver {
unsigned int feature_table_size;
const unsigned int *feature_table_legacy;
unsigned int feature_table_size_legacy;
+ bool legacy_only;
int (*probe)(struct virtio_device *dev);
void (*scan)(struct virtio_device *dev);
void (*remove)(struct virtio_device *dev);