diff options
| author | Michael S. Tsirkin <mst@redhat.com> | 2017-03-29 19:06:20 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2017-04-07 16:38:59 +0300 |
| commit | 404123c2db798027e852480ed9c4accef9f1d9e6 (patch) | |
| tree | 07f8ecc47704cfbc7759e19d0121acf201f7e6ba /include/linux/virtio.h | |
| parent | 2e123b44a3c19de75f40ee0081d6d4fc04adfdc7 (diff) | |
| download | linux-404123c2db798027e852480ed9c4accef9f1d9e6.tar.xz | |
virtio: allow drivers to validate features
Some drivers can't support all features in all configurations. At the
moment we blindly set FEATURES_OK and later FAILED. Support this better
by adding a callback drivers can use to do some early checks.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/linux/virtio.h')
| -rw-r--r-- | include/linux/virtio.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 04b0d3f95043..7edfbdb55a99 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -167,6 +167,7 @@ struct virtio_driver { unsigned int feature_table_size; const unsigned int *feature_table_legacy; unsigned int feature_table_size_legacy; + int (*validate)(struct virtio_device *dev); int (*probe)(struct virtio_device *dev); void (*scan)(struct virtio_device *dev); void (*remove)(struct virtio_device *dev); |