> -----Original Message----- > From: Tariq Toukan [mailto:tar...@mellanox.com] > Sent: Sunday, June 18, 2017 1:32 AM > To: Keller, Jacob E <jacob.e.kel...@intel.com> > Cc: Linux Kernel Network Developers <netdev@vger.kernel.org>; Saeed > Mahameed <sae...@mellanox.com>; Eran Ben Elisha > <era...@mellanox.com> > Subject: RXFH manual configuration > > Hi Jacob, > > I am looking at your patch: > d4ab4286276f ethtool: correctly ensure {GS}CHANNELS doesn't conflict ... > > I wonder - if I want to configure the number of channels (ethtool -L), > without being aware to the history of indirection table (manually set or > not), how can I know what is the expected behavior? > I should be able, from userspace, to query the value of > netif_is_rxfh_configured() in order to decide whether the outcome of an > ethtool -L command is correct or not. > > Do you know if this indication exists? > > Thanks, > Tariq
Hi, I believe you can check the flags value, from /sys/class/net/<device>/flags, though you'll have to manually parse that. I don't think iproute2 suite shows this flag, but i suspect it could be modified to do so. Specifically you check for IFF_RXFH_CONFIGURED Thanks, Jake
