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| author | Michael S. Tsirkin | 2015-07-22 12:09:25 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin | 2015-07-27 08:08:50 +0200 |
| commit | 5f456073aa9ba54e421aa82dd38e4d40d0a0af85 (patch) | |
| tree | 7e0073a414617d32dec948c31d0321d591a113ae /include | |
| parent | Update version for v2.4.0-rc2 release (diff) | |
| download | qemu-5f456073aa9ba54e421aa82dd38e4d40d0a0af85.tar.gz qemu-5f456073aa9ba54e421aa82dd38e4d40d0a0af85.tar.xz qemu-5f456073aa9ba54e421aa82dd38e4d40d0a0af85.zip | |
virtio: hide legacy features from modern guests
NOTIFY_ON_EMPTY, ANY_LAYOUT and BAD are only valid on the legacy
interface.
Hide them from modern guests.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/virtio/virtio.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index 473fb75e28..0634c15ab0 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -25,6 +25,10 @@ /* A guest should never accept this. It implies negotiation is broken. */ #define VIRTIO_F_BAD_FEATURE 30 +#define VIRTIO_LEGACY_FEATURES ((0x1ULL << VIRTIO_F_BAD_FEATURE) | \ + (0x1ULL << VIRTIO_F_NOTIFY_ON_EMPTY) | \ + (0x1ULL << VIRTIO_F_ANY_LAYOUT)) + struct VirtQueue; static inline hwaddr vring_align(hwaddr addr, |