Mon, Feb 18, 2019 at 07:22:24PM CET, mkube...@suse.cz wrote: >Add information about permanent hadware address of a device (as provided by >ETHTOOL_GPERMADDR ioctl command) in GET_INFO reply if ETH_INFO_IM_PERMADDR >flag is set in the request. > >There is no separate attribute for hardware address length as nla_len gives >this information. The reply also provides address type (net_device::type). > >Signed-off-by: Michal Kubecek <mkube...@suse.cz> >--- > Documentation/networking/ethtool-netlink.txt | 9 ++++- > include/uapi/linux/ethtool_netlink.h | 12 +++++- > net/ethtool/info.c | 39 ++++++++++++++++++++ > 3 files changed, 58 insertions(+), 2 deletions(-) > >diff --git a/Documentation/networking/ethtool-netlink.txt >b/Documentation/networking/ethtool-netlink.txt >index b6999a2167e8..1e615e111262 100644 >--- a/Documentation/networking/ethtool-netlink.txt >+++ b/Documentation/networking/ethtool-netlink.txt >@@ -239,6 +239,9 @@ Kernel response contents: > ETHA_DRVINFO_FWVERSION (string) firmware version > ETHA_DRVINFO_BUSINFO (string) device bus address > ETHA_DRVINFO_EROM_VER (string) expansion ROM version >+ ETHA_INFO_PERMADDR (nested) >+ ETHA_PERMADDR_ADDRESS (binary) permanent HW address
I think this is a nice example of thing that should not be exposed with ethtool but rather via rtnetlink, alongside with the actual hw address. [...]
