> -----Original Message----- > From: Thomas Monjalon <tho...@monjalon.net> > Sent: Thursday, September 30, 2021 0:58 > To: Matan Azrad <ma...@nvidia.com>; Slava Ovsiienko > <viachesl...@nvidia.com>; Rongwei Liu <rongw...@nvidia.com> > Cc: Ori Kam <or...@nvidia.com>; dev@dpdk.org; Raslan Darawsheh > <rasl...@nvidia.com> > Subject: Re: [dpdk-dev] [PATCH v2 2/2] net/mlx5: support socket direct > mode bonding > > 28/09/2021 10:50, Rongwei Liu: > > In socket direct mode, it's possible to bind any two (maybe four in > > future) PCIe devices with IDs like xxxx:xx:xx.x and yyyy:yy:yy.y. > > Bonding member interfaces are unnecessary to have the same PCIe > > domain/bus/device ID anymore, > > > > Kernel driver uses "system_image_guid" to identify if devices can be > > bound together or not. Sysfs "phys_switch_id" is used to get > > "system_image_guid" of each network interface. > > > > OFED 5.4+ is required to support "phys_switch_id". > > Centos 8.1 needs to enable switch_dev mode first. > > > > Signed-off-by: Rongwei Liu <rongw...@nvidia.com> > > Acked-by: Viacheslav Ovsiienko <viachesl...@nvidia.com> > > --- > > drivers/net/mlx5/linux/mlx5_os.c | 43 > > +++++++++++++++++++++++++------- > > 1 file changed, 34 insertions(+), 9 deletions(-) > > Does it deserve a line in the release notes? Not sure, it is minor update.
