diff options
| author | Dmytro Linkin <dlinkin@nvidia.com> | 2021-06-02 15:17:31 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-02 14:08:37 -0700 |
| commit | b62767e7bab3a397166a2fa36b409e5e2859f100 (patch) | |
| tree | c4596358121dc31d42875ed93b4ab32d8c665f83 /Documentation/networking/devlink/netdevsim.rst | |
| parent | 1a9c0482f5557f5906294d3327a981bf842ba436 (diff) | |
Documentation: devlink rate objects
Add devlink rate objects section at devlink port documentation.
Add devlink rate support info at netdevsim devlink documentation.
Signed-off-by: Dmytro Linkin <dlinkin@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking/devlink/netdevsim.rst')
| -rw-r--r-- | Documentation/networking/devlink/netdevsim.rst | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/networking/devlink/netdevsim.rst b/Documentation/networking/devlink/netdevsim.rst index 02c2d20dc673..8a292fb5aaea 100644 --- a/Documentation/networking/devlink/netdevsim.rst +++ b/Documentation/networking/devlink/netdevsim.rst @@ -57,6 +57,32 @@ entries, FIB rule entries and nexthops that the driver will allow. $ devlink resource set netdevsim/netdevsim0 path /nexthops size 16 $ devlink dev reload netdevsim/netdevsim0 +Rate objects +============ + +The ``netdevsim`` driver supports rate objects management, which includes: + +- registerging/unregistering leaf rate objects per VF devlink port; +- creation/deletion node rate objects; +- setting tx_share and tx_max rate values for any rate object type; +- setting parent node for any rate object type. + +Rate nodes and it's parameters are exposed in ``netdevsim`` debugfs in RO mode. +For example created rate node with name ``some_group``: + +.. code:: shell + + $ ls /sys/kernel/debug/netdevsim/netdevsim0/rate_groups/some_group + rate_parent tx_max tx_share + +Same parameters are exposed for leaf objects in corresponding ports directories. +For ex.: + +.. code:: shell + + $ ls /sys/kernel/debug/netdevsim/netdevsim0/ports/1 + dev ethtool rate_parent tx_max tx_share + Driver-specific Traps ===================== |