-objectfilter-buffer,id=id,netdev=netdevid,interval=t[,queue=all|rx|tx][,status=on|off][,position=head|tail|id=<id>][,insert=behind|before] Interval t can’t be 0, this filter batches the packet delivery: all packets arriving in a given interval on netdev netdevid are delayed unti...
1staticvoidtap_send(void*opaque)2{3TAPState *s =opaque;4intsize;56do{7uint8_t *buf = s->buf;89size = tap_read_packet(s->fd, s->buf,sizeof(s->buf));10if(size <=0) {11break;12}13//如果设置了vnet头部长度,但是using_vnet_hdr为0,就在移动buffer指针且修正size。因为这里buffer里...
configure ituse'fd=h' to connect to an already opened TAP interfaceuse'fds=x:y:...:z' to connect to already opened multiqueue capable TAP interfacesuse'sndbuf=nbytes' to limit the size of the sendbuffer(the default is disabled'sndbuf=0' to enable flow control set'sndbuf=1048576')usevne...
(default=/usr/local/libexec/qemu-bridge-helper) to configure it use 'fd=h' to connect to an already opened TAP interface use 'fds=x:y:...:z' to connect to already opened multiqueue capable TAP interfaces use 'sndbuf=nbytes' to limit the size of the send buffer (the default is ...
streaming-video=[off|all|filter] Configure video stream detection. Default is off. agent-mouse=[on|off] Enable/disable passing mouse events via vdagent. Default is on. playback-compression=[on|off] Enable/disable audio stream compression (using celt 0.5.1). Default is on. ...
举例:kvm_emulate_wrmsr->kvm_set_msr_with_filter->kvm_set_msr_ignored_check->__kvm_set_msr->static_call(kvm_x86_set_msr) ->vmx_set_msr:1.判断并操作各种msr;2.若1中不包含该msr,则kvm_set_msr_common;3.若kvm_set_msr_common中不包含则大概 ...
(offset); buffer = buf; offset = iov_to_buf(iov, iovcnt, 0, buf, offset); } if (flags & QEMU_NET_PACKET_FLAG_RAW && nc->info->receive_raw) { ret = nc->info->receive_raw(nc, buffer, offset); } else { ret = nc->info->receive(nc, buffer, offset); } g_free(buf); ...
(1<<16) - 1) /* w2 low 32bit of Rx buffer ptr */ /* w3 high 32bit of Rx buffer ptr */ /* set after transmission */ /* FIFO underrun flag */ #define CP_TX_STATUS_UNF (1<<25) /* transmit error summary flag, valid if set any of three below */ #define CP_TX_STATUS_...
*/uint8_ttlen;/* number of tx descriptors in log2 base */uint8_tmac[6];/* mac address */uint16_t_reserved;uint8_tladr[8];/* logical address filter */uint32_trx_desc;/* physical address of rx descriptor buffer */uint32_ttx_desc;/* physical address of tx descriptor buffer */...
CPU status arrayslx-device-list-bus -- Print devices on a bus (or all buses if not specified)lx-device-list-class -- Print devices in a class (or all classes if not specified)lx-device-list-tree -- Print a device and its children recursivelylx-dmesg -- Print Linux kernel log buffer...