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...n virtio start at 0. */ - return (__u16)(new_idx - event_idx - 1) < (__u16)(new_idx - old); + return (__virtio16)(new_idx - event_idx - 1) < (__virtio16)(new_idx - old); } #endif /* _UAPI_LINUX_VIRTIO_RING_H */ diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..a2f2f22 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -98,6 +98,8 @@ struct vring_virtqueue }; #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) +/* Will become vq->little_endian once we support virtio 1.0 */ +#define vq_le(vq) (false) st...

...n virtio start at 0. */ - return (__u16)(new_idx - event_idx - 1) < (__u16)(new_idx - old); + return (__virtio16)(new_idx - event_idx - 1) < (__virtio16)(new_idx - old); } #endif /* _UAPI_LINUX_VIRTIO_RING_H */ diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..a2f2f22 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -98,6 +98,8 @@ struct vring_virtqueue }; #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) +/* Will become vq->little_endian once we support virtio 1.0 */ +#define vq_le(vq) (false) st...

...2 len; > + __virtio32 len; > }; > > struct vring_used { > - __u16 flags; > - __u16 idx; > + __virtio16 flags; > + __virtio16 idx; > struct vring_used_elem ring[]; > }; > > diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c > index 61a1fe1..a2f2f22 100644 > --- a/drivers/virtio/virtio_ring.c > +++ b/drivers/virtio/virtio_ring.c > @@ -98,6 +98,8 @@ struct vring_virtqueue > }; > > #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) > +/* Will become vq->little_endian once we support virtio 1.0 *...

...->get_features() implementation */ -static u32 vp_get_features(struct virtio_device *vdev) +static u64 vp_get_features(struct virtio_device *vdev) { struct virtio_pci_device *vp_dev = to_vp_device(vdev); diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 15a8a05..61a1fe1 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev) break; default: /* We don't understand this bit. */ - vdev->features &= ~(1 << i); + vdev->features &= ~(...

...->get_features() implementation */ -static u32 vp_get_features(struct virtio_device *vdev) +static u64 vp_get_features(struct virtio_device *vdev) { struct virtio_pci_device *vp_dev = to_vp_device(vdev); diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 15a8a05..61a1fe1 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev) break; default: /* We don't understand this bit. */ - vdev->features &= ~(1 << i); + vdev->features &= ~(...

...l split long lines etc. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_ring.c | 89 ++++++++++++++++++++++---------------------- 1 file changed, 45 insertions(+), 44 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..b311fa7 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -99,7 +99,8 @@ struct vring_virtqueue #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) -static struct vring_desc *alloc_indirect(unsigned int total_sg, gfp_t gfp) +static struct vring_desc...

...l split long lines etc. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_ring.c | 89 ++++++++++++++++++++++---------------------- 1 file changed, 45 insertions(+), 44 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..b311fa7 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -99,7 +99,8 @@ struct vring_virtqueue #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) -static struct vring_desc *alloc_indirect(unsigned int total_sg, gfp_t gfp) +static struct vring_desc...

...l split long lines etc. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_ring.c | 89 ++++++++++++++++++++++---------------------- 1 file changed, 45 insertions(+), 44 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..b311fa7 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -99,7 +99,8 @@ struct vring_virtqueue #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) -static struct vring_desc *alloc_indirect(unsigned int total_sg, gfp_t gfp) +static struct vring_desc...

...l split long lines etc. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_ring.c | 89 ++++++++++++++++++++++---------------------- 1 file changed, 45 insertions(+), 44 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..b311fa7 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -99,7 +99,8 @@ struct vring_virtqueue #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) -static struct vring_desc *alloc_indirect(unsigned int total_sg, gfp_t gfp) +static struct vring_desc...

...l split long lines etc. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_ring.c | 89 ++++++++++++++++++++++---------------------- 1 file changed, 45 insertions(+), 44 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..b311fa7 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -99,7 +99,8 @@ struct vring_virtqueue #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) -static struct vring_desc *alloc_indirect(unsigned int total_sg, gfp_t gfp) +static struct vring_desc...

...l split long lines etc. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_ring.c | 89 ++++++++++++++++++++++---------------------- 1 file changed, 45 insertions(+), 44 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 61a1fe1..b311fa7 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -99,7 +99,8 @@ struct vring_virtqueue #define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq) -static struct vring_desc *alloc_indirect(unsigned int total_sg, gfp_t gfp) +static struct vring_desc...

...32 feature bits, we'll need to - * steal a bit to indicate that the rest are somewhere else. */ + /* We only support 32 feature bits. */ return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES); } diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 15a8a05..61a1fe1 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev) break; default: /* We don't understand this bit. */ - vdev->features &= ~(1 << i); + vdev->features &= ~(...

...32 feature bits, we'll need to - * steal a bit to indicate that the rest are somewhere else. */ + /* We only support 32 feature bits. */ return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES); } diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 15a8a05..61a1fe1 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev) break; default: /* We don't understand this bit. */ - vdev->features &= ~(1 << i); + vdev->features &= ~(...

...32 feature bits, we'll need to - * steal a bit to indicate that the rest are somewhere else. */ + /* We only support 32 feature bits. */ return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES); } diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 15a8a05..61a1fe1 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev) break; default: /* We don't understand this bit. */ - vdev->features &= ~(1 << i); + vdev->features &= ~(...

...32 feature bits, we'll need to - * steal a bit to indicate that the rest are somewhere else. */ + /* We only support 32 feature bits. */ return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES); } diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 15a8a05..61a1fe1 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev) break; default: /* We don't understand this bit. */ - vdev->features &= ~(1 << i); + vdev->features &= ~(...

...> - * steal a bit to indicate that the rest are somewhere else. */ > + /* We only support 32 feature bits. */ > return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES); > } > > diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c > index 15a8a05..61a1fe1 100644 > --- a/drivers/virtio/virtio_ring.c > +++ b/drivers/virtio/virtio_ring.c > @@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev) > break; > default: > /* We don't understand this bit. */ > - vdev->features &= ~(1 <<...