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Re: [Xen-devel] Re: [PATCH] Remus breaks the build

Brendan Cully writes ("Re: [Xen-devel] Re: [PATCH] Remus breaks the build"):
> We need a second module (IFB or IMQ, depending on the kernel version)
> because Linux queueing disciplines only operate on a device's outbound
> traffic. Since Remus runs in dom0, it sees the guest's outbound
> traffic as _inbound_ traffic on a VIF device. So IMQ/IFB is used to
> redirect that incoming VIF traffic to a virtual intermediate device
> with the sch_queue queueing discipline installed on it.

Couldn't this be achieved simply by putting a dummy bridge or tap
device in the way or something ?  You seem to be describing a device
driver whose sole purpose is plumbing ...


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