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virtio: update the comments for transport features 

The existing comments for transport features are outdated.
So update them to address the latest changes in the spec.

Suggested-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Tiwei Bie <tiwei.bie@intel.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Tiwei Bie 2018-06-01 19:26:32 +08:00 committed by Michael S. Tsirkin
parent cfecc2918d
commit 2eb98105f8
1 changed files with 6 additions and 3 deletions
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9
include/uapi/linux/virtio_config.h
View File

@ -45,9 +45,12 @@
/* We've given up on this device. */
#define VIRTIO_CONFIG_S_FAILED 0x80
/* Some virtio feature bits (currently bits 28 through 32) are reserved for the
* transport being used (eg. virtio_ring), the rest are per-device feature
* bits. */
/*
* Virtio feature bits VIRTIO_TRANSPORT_F_START through
* VIRTIO_TRANSPORT_F_END are reserved for the transport
* being used (e.g. virtio_ring, virtio_pci etc.), the
* rest are per-device feature bits.
*/
#define VIRTIO_TRANSPORT_F_START 28
#define VIRTIO_TRANSPORT_F_END 38