On Fri, 06 Jan 2006 13:46:15 +0100
Patrick McHardy <[email protected]> wrote:
> Marcel Holtmann wrote:
>
> >>I just personally liked the idea of having a device node in /dev for
> >>every existing hardware wlan card. Like we have device nodes for
> >>other real hardware, too. It felt like a bit of a "unix way" to do
> >>this to me. I don't say this is the way to go.
> >>If a netlink socket is used (which is possible, for sure), we stay with
> >>the old way of having no device node in /dev for networking devices.
> >>That is ok. But that is really only an implementation detail (and for sure
> >>a matter of taste).
> >
> >
> > At the OLS last year, I think the consensus was to use netlink for all
> > configuration task. However this was mainly driven by Harald Welte and
> > he might be able to talk about the pros and cons of netlink versus a
> > character device.
>
> I think the main advantages of netlink over a character device is its
> flexible format, which is easily extendable, and multicast capability,
> which can be used to broadcast events and configuration changes. Its
> also good to have all the net stuff accessible in a uniform way.
Also netlink doesn't have the naming issues that /dev node would.
--
Stephen Hemminger <[email protected]>
OSDL http://developer.osdl.org/~shemminger
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