diff options
| -rw-r--r-- | OvmfPkg/VirtioBlkDxe/VirtioBlk.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/OvmfPkg/VirtioBlkDxe/VirtioBlk.c b/OvmfPkg/VirtioBlkDxe/VirtioBlk.c index daccc7a5d0..8257effac2 100644 --- a/OvmfPkg/VirtioBlkDxe/VirtioBlk.c +++ b/OvmfPkg/VirtioBlkDxe/VirtioBlk.c @@ -737,12 +737,11 @@ VirtioBlkInit ( //
- // step 5 -- Report understood features. There are no virtio-blk specific
- // features to negotiate in virtio-0.9.5, plus we do not want any of the
- // device-independent (known or unknown) VIRTIO_F_* capabilities (see
- // Appendix B).
+ // step 5 -- Report understood features.
//
- Status = Dev->VirtIo->SetGuestFeatures (Dev->VirtIo, 0);
+ Features &= VIRTIO_BLK_F_BLK_SIZE | VIRTIO_BLK_F_TOPOLOGY | VIRTIO_BLK_F_RO |
+ VIRTIO_BLK_F_FLUSH;
+ Status = Dev->VirtIo->SetGuestFeatures (Dev->VirtIo, Features);
if (EFI_ERROR (Status)) {
goto ReleaseQueue;
}
|