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目录
此页面提供有关用于vhost-net的Device IOTLB设计的信息,以为来宾中的dpdk类程序提供安全有效的环境。
/* vhost kernel ioctls 摘自dpdk-20.08 */#define VHOST_VIRTIO 0xAF#define VHOST_GET_FEATURES _IOR(VHOST_VIRTIO, 0x00, __u64)#define VHOST_SET_FEATURES _IOW(VHOST_VIRTIO, 0x00, __u64)#define VHOST_SET_OWNER _IO(VHOST_VIRTIO, 0x01)#define VHOST_RESET_OWNER _IO(VHOST_VIRTIO, 0x02)#define VHOST_SET_MEM_TABLE _IOW(VHOST_VIRTIO, 0x03, struct vhost_memory_kernel)#define VHOST_SET_LOG_BASE _IOW(VHOST_VIRTIO, 0x04, __u64)#define VHOST_SET_LOG_FD _IOW(VHOST_VIRTIO, 0x07, int)#define VHOST_SET_VRING_NUM _IOW(VHOST_VIRTIO, 0x10, struct vhost_vring_state)#define VHOST_SET_VRING_ADDR _IOW(VHOST_VIRTIO, 0x11, struct vhost_vring_addr)#define VHOST_SET_VRING_BASE _IOW(VHOST_VIRTIO, 0x12, struct vhost_vring_state)#define VHOST_GET_VRING_BASE _IOWR(VHOST_VIRTIO, 0x12, struct vhost_vring_state)#define VHOST_SET_VRING_KICK _IOW(VHOST_VIRTIO, 0x20, struct vhost_vring_file)#define VHOST_SET_VRING_CALL _IOW(VHOST_VIRTIO, 0x21, struct vhost_vring_file)#define VHOST_SET_VRING_ERR _IOW(VHOST_VIRTIO, 0x22, struct vhost_vring_file)#define VHOST_NET_SET_BACKEND _IOW(VHOST_VIRTIO, 0x30, struct vhost_vring_file)
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