Before we start scsi target scanning, we need to set the
VIRTIO_CONFIG_S_DRIVER_OK flag so the device can do setup properly.
This fix a bug when booting tcm_vhost with seabios.
Signed-off-by: Asias He <asias@xxxxxxxxxx>
Acked-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
src/virtio-scsi.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/virtio-scsi.c b/src/virtio-scsi.c
index 879ddfb..4de1255 100644
--- a/src/virtio-scsi.c
+++ b/src/virtio-scsi.c
@@ -147,6 +147,9 @@ init_virtio_scsi(struct pci_device *pci)
goto fail;
}
+ vp_set_status(ioaddr, VIRTIO_CONFIG_S_ACKNOWLEDGE |
+ VIRTIO_CONFIG_S_DRIVER | VIRTIO_CONFIG_S_DRIVER_OK);
+
int i, tot;
for (tot = 0, i = 0; i < 256; i++)
tot += virtio_scsi_scan_target(pci, ioaddr, vq, i);
@@ -154,8 +157,6 @@ init_virtio_scsi(struct pci_device *pci)
if (!tot)
goto fail;
- vp_set_status(ioaddr, VIRTIO_CONFIG_S_ACKNOWLEDGE |
- VIRTIO_CONFIG_S_DRIVER | VIRTIO_CONFIG_S_DRIVER_OK);
return;
fail:
--
1.8.1.4
--
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