From: Stefan Hajnoczi <stefanha@xxxxxxxxxxxxxxxxxx>
In order for other vhost devices to use the VHOST_FEATURES bits the
vhost-net specific bits need to be moved to their own VHOST_NET_FEATURES
constant.
Signed-off-by: Stefan Hajnoczi <stefanha@xxxxxxxxxxxxxxxxxx>
Cc: Zhi Yong Wu <wuzhy@xxxxxxxxxx>
Cc: Michael S. Tsirkin <mst@xxxxxxxxxx>
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Signed-off-by: Nicholas A. Bellinger <nab@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/vhost/net.c | 4 ++--
drivers/vhost/vhost.h | 3 ++-
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index f82a739..072cbba 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -823,14 +823,14 @@ static long vhost_net_ioctl(struct file *f, unsigned int ioctl,
return -EFAULT;
return vhost_net_set_backend(n, backend.index, backend.fd);
case VHOST_GET_FEATURES:
- features = VHOST_FEATURES;
+ features = VHOST_NET_FEATURES;
if (copy_to_user(featurep, &features, sizeof features))
return -EFAULT;
return 0;
case VHOST_SET_FEATURES:
if (copy_from_user(&features, featurep, sizeof features))
return -EFAULT;
- if (features & ~VHOST_FEATURES)
+ if (features & ~VHOST_NET_FEATURES)
return -EOPNOTSUPP;
return vhost_net_set_features(n, features);
case VHOST_RESET_OWNER:
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index 8de1fd5..07b9763 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -201,7 +201,8 @@ enum {
VHOST_FEATURES = (1ULL << VIRTIO_F_NOTIFY_ON_EMPTY) |
(1ULL << VIRTIO_RING_F_INDIRECT_DESC) |
(1ULL << VIRTIO_RING_F_EVENT_IDX) |
- (1ULL << VHOST_F_LOG_ALL) |
+ (1ULL << VHOST_F_LOG_ALL),
+ VHOST_NET_FEATURES = VHOST_FEATURES |
(1ULL << VHOST_NET_F_VIRTIO_NET_HDR) |
(1ULL << VIRTIO_NET_F_MRG_RXBUF),
};
--
1.7.2.5
--
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