On Mon, Oct 10, 2016 at 03:00:20PM +0200, Pradeep Kiruvale wrote: > On 10 October 2016 at 11:26, Pradeep Kiruvale <pradeepkiruv...@gmail.com> > wrote: > > > Hi Stefan, > > > > Thanks for the reply. > > > > On 30 September 2016 at 15:49, Stefan Hajnoczi <stefa...@gmail.com> wrote: > > > >> On Thu, Sep 29, 2016 at 04:11:27PM +0200, Pradeep Kiruvale wrote: > >> > Hi Stefan, > >> > > >> > On 28 September 2016 at 10:29, Stefan Hajnoczi <stefa...@gmail.com> > >> wrote: > >> > > >> > > On Mon, Sep 26, 2016 at 05:41:55PM +0200, Pradeep Kiruvale wrote: > >> > > > I want to add couple of new cli options for the virtio-net driver > >> and use > >> > > > them inside the > >> > > > virtio-net driver to throttle the packets. I did go through the > >> code and > >> > > > did single stepping > >> > > > using the gdb, but still could not find the place where the > >> virtio-net > >> > > > parameters are getting > >> > > > parsed and populated into the virtio-net structures. > >> > > > Could some one please guide/suggest where to look into, in qemu code > >> > > base? > >> > > > >> > > Take a look at virtio_net_properties[] in hw/net/virtio-net.c. > >> > > > >> > > >> > These variables/properties are static variables. What I am looking > >> about is > >> > how can I pass a cli option from qemu into virtio-net driver. > >> > >> When you say "virtio-net driver" I think you mean the virtio-net > >> device emulation code in QEMU? > >> > > Yes, which the virtio-net driver uses to do the network I/O. > > > >> > >> These *are* the properties that can be set from the QEMU command-line. > >> For example: > >> > >> -device virtio-net-pci,csum=off > >> > > This is the clue, I was looking for. I will see how to proceed from here > > on. > > > But when I have a cli option like below, how can pass above options? > -net nic,macaddr=52:54:00:37:4d:10,model=virtio
Please look at "Network Devices" in docs/qdev-device-use.txt for information on modern -netdev/-device syntax. The old -net syntax should be replaced with the more powerful -netdev/-device syntax. Stefan
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