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2018 Feb 14
0
[PATCH RFC 2/2] vhost: packed ring support
...f (vhost_has_feature(vq, VIRTIO_F_RING_PACKED)) + return vhost_disable_notify_packed(dev, vq); + else + return vhost_disable_notify_split(dev, vq); +} EXPORT_SYMBOL_GPL(vhost_disable_notify); /* Create a new message. */ diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h index ac4b605..cf6533a 100644 --- a/drivers/vhost/vhost.h +++ b/drivers/vhost/vhost.h @@ -87,7 +87,10 @@ struct vhost_virtqueue { /* The actual ring of buffers. */ struct mutex mutex; unsigned int num; - struct vring_desc __user *desc; + union { + struct vring_desc __user *desc; + struct vring_desc_packed __user...
2018 Feb 14
6
[PATCH RFC 0/2] Packed ring for vhost
Hi all: This RFC implement a subset of packed ring which was described at https://github.com/oasis-tcs/virtio-docs/blob/master/virtio-v1.1-packed-wd07.pdf . The code were tested with pmd implement by Jens at http://dpdk.org/ml/archives/dev/2018-January/089417.html. Minor change was needed for pmd codes to kick virtqueue since it assumes a busy polling backend. Test were done between localhost
2018 Feb 14
6
[PATCH RFC 0/2] Packed ring for vhost
Hi all: This RFC implement a subset of packed ring which was described at https://github.com/oasis-tcs/virtio-docs/blob/master/virtio-v1.1-packed-wd07.pdf . The code were tested with pmd implement by Jens at http://dpdk.org/ml/archives/dev/2018-January/089417.html. Minor change was needed for pmd codes to kick virtqueue since it assumes a busy polling backend. Test were done between localhost