>From memory, It's completely un-needed except that some standards want to access interfaces by index for statitics purposes.
On Mon, 19 Apr 2004, Luigi Rizzo wrote: > > I am a bit unclear -- how do we allocate if_index values for > network interfaces ? > I thought the strategy was allocate them sequentially, and > only reuse numbers at the top of the allocated range. > But then i see if_findindex() is quite complicated, and > seems to look for hints using resource_string_value() and > resource_find_dev() to possibly recycle old indexes below > if_index. > > Can someone explain what is the goal ? Reuse a number if an > interface has the same name of a previously existing one and > the index is free ? And does it make sense, anyways, or > we could just simplify that code and just reuse the first > available entry in ifindex_table[] ? > Even the current allocation strategy does not guarantee that > indexes reflect the order of creation of interfaces, if that > is what we care about. > > cheers > luigi > _______________________________________________ > [EMAIL PROTECTED] mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "[EMAIL PROTECTED]" > _______________________________________________ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[EMAIL PROTECTED]"
