Commit 838bebb4 authored by Feng Liu's avatar Feng Liu Committed by Alex Williamson
Browse files

virtio: Define feature bit for administration virtqueue 



Introduce VIRTIO_F_ADMIN_VQ which is used for administration virtqueue
support.

Signed-off-by: default avatarFeng Liu <feliu@nvidia.com>
Reviewed-by: default avatarParav Pandit <parav@nvidia.com>
Reviewed-by: default avatarJiri Pirko <jiri@nvidia.com>
Acked-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarYishai Hadas <yishaih@nvidia.com>
Link: https://lore.kernel.org/r/20231219093247.170936-2-yishaih@nvidia.com


Signed-off-by: default avatarAlex Williamson <alex.williamson@redhat.com>
parent 33cc938e

include/uapi/linux/virtio_config.h

+7 −1
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ 
 * rest are per-device feature bits.

 */

#define VIRTIO_TRANSPORT_F_START	28

#define VIRTIO_TRANSPORT_F_END		41

#define VIRTIO_TRANSPORT_F_END		42



#ifndef VIRTIO_CONFIG_NO_LEGACY

/* Do we get callbacks when the ring is completely used, even if we've
@@ -114,4 +114,10 @@ 
 * This feature indicates that the driver can reset a queue individually.

 */

#define VIRTIO_F_RING_RESET		40



/*

 * This feature indicates that the device support administration virtqueues.

 */

#define VIRTIO_F_ADMIN_VQ		41



#endif /* _UAPI_LINUX_VIRTIO_CONFIG_H */