search for: vhost_net_backend_features

....h | 11 ++++++- include/uapi/linux/vhost.h | 18 ++++++++++++ 4 files changed, 111 insertions(+), 19 deletions(-) diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 367d802..4e656f8 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -78,6 +78,10 @@ enum { }; enum { + VHOST_NET_BACKEND_FEATURES = (1ULL << VHOST_BACKEND_F_IOTLB_MSG_V2) +}; + +enum { VHOST_NET_VQ_RX = 0, VHOST_NET_VQ_TX = 1, VHOST_NET_VQ_MAX = 2, @@ -1399,6 +1403,21 @@ static long vhost_net_reset_owner(struct vhost_net *n) return err; } +static int vhost_net_set_backend_features(struct vhost_net *n, u64 fea...

....h | 11 ++++++- include/uapi/linux/vhost.h | 18 ++++++++++++ 4 files changed, 111 insertions(+), 19 deletions(-) diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 367d802..4e656f8 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -78,6 +78,10 @@ enum { }; enum { + VHOST_NET_BACKEND_FEATURES = (1ULL << VHOST_BACKEND_F_IOTLB_MSG_V2) +}; + +enum { VHOST_NET_VQ_RX = 0, VHOST_NET_VQ_TX = 1, VHOST_NET_VQ_MAX = 2, @@ -1399,6 +1403,21 @@ static long vhost_net_reset_owner(struct vhost_net *n) return err; } +static int vhost_net_set_backend_features(struct vhost_net *n, u64 fea...

...+++++++++++ > 4 files changed, 111 insertions(+), 19 deletions(-) > > diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c > index 367d802..4e656f8 100644 > --- a/drivers/vhost/net.c > +++ b/drivers/vhost/net.c > @@ -78,6 +78,10 @@ enum { > }; > > enum { > + VHOST_NET_BACKEND_FEATURES = (1ULL << VHOST_BACKEND_F_IOTLB_MSG_V2) > +}; > + > +enum { > VHOST_NET_VQ_RX = 0, > VHOST_NET_VQ_TX = 1, > VHOST_NET_VQ_MAX = 2, > @@ -1399,6 +1403,21 @@ static long vhost_net_reset_owner(struct vhost_net *n) > return err; > } > > +static int vhos...

....h | 11 ++++++- include/uapi/linux/vhost.h | 18 ++++++++++++ 4 files changed, 111 insertions(+), 19 deletions(-) diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 367d802..4e656f8 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -78,6 +78,10 @@ enum { }; enum { + VHOST_NET_BACKEND_FEATURES = (1ULL << VHOST_BACKEND_F_IOTLB_MSG_V2) +}; + +enum { VHOST_NET_VQ_RX = 0, VHOST_NET_VQ_TX = 1, VHOST_NET_VQ_MAX = 2, @@ -1399,6 +1403,21 @@ static long vhost_net_reset_owner(struct vhost_net *n) return err; } +static int vhost_net_set_backend_features(struct vhost_net *n, u64 fea...

...lock(&dev->mutex); > +} > + > static long vhost_net_ioctl(struct file *f, unsigned int ioctl, > unsigned long arg) > { > @@ -1715,7 +1722,7 @@ static long vhost_net_ioctl(struct file *f, unsigned > int ioctl, > return -EFAULT; > if (features & ~VHOST_NET_BACKEND_FEATURES) > return -EOPNOTSUPP; > - vhost_set_backend_features(&n->dev, features); > + vhost_net_set_backend_features(&n->dev, features); > return 0; > case VHOST_RESET_OWNER: > return vhost_net_reset_owner(n); > diff --git a/drivers/vhost/vdpa.c b/drivers/vh...

Hi all: This series tries to support batched IOTLB updating vhost-vdpa. Currently vhost-vdpa accepts userspace mapping via IOTLB API, and it can only forward one mapping to IOMMU or device through IOMMU API or dma_map(). Though set_map() is designed to have the capability to pass an rbtree based mapping to vDPA device, it's still be called at least once for each VHOST_IOTLB_UPDATE or

Hi all: This series tries to support batched IOTLB updating vhost-vdpa. Currently vhost-vdpa accepts userspace mapping via IOTLB API, and it can only forward one mapping to IOMMU or device through IOMMU API or dma_map(). Though set_map() is deisgend to have the capability to pass an rbtree based mapping to vDPA device, it's still be called at least once for each VHOST_IOTLB_UPDATE or