Matt Domsch wrote: > Let me also note that we are prepared to have userspace consumers of > this new character device node. > > http://linux.dell.com/wiki/index.php/Oss/libnetdevname > > notes how the kernel patch will interact with udev, describes the new > library helper function in libnetdevname, and has patches for > net-tools, iproute2, and ethtool to make use of the helper function. > > As has been noted here, MAC addresses are not necessarily unique to > an interface. Only in the case of e.g. qemu (virtual hardware), I think. (Or some kinds of broken hardware. Anything not on the udev whitelist from 75-persistent-net-generator.rules.) The combination of (MAC, ifindex) is not unique, which is what I meant earlier -- but the setup on the wiki seems to handle this properly. Assuming there was a /dev/net/by-mac/00:01:02:03:04:05 link, it should work fine...
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