Michael S. Tsirkin 404123c2db 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>

2017-04-07 16:38:59 +03:00

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