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2024-04-22devlink: extend devlink_param *set pointerMateusz Polchlopek
Extend devlink_param *set function pointer to take extack as a param. Sometimes it is needed to pass information to the end user from set function. It is more proper to use for that netlink instead of passing message to dmesg. Reviewed-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com> Signed-off-by: Mateusz Polchlopek <mateusz.polchlopek@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2023-12-19devlink: introduce a helper for netlink multicast sendJiri Pirko
Introduce a helper devlink_nl_notify_send() so each object notification function does not have to call genlmsg_multicast_netns() with the same arguments. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-12-19devlink: send notifications only if there are listenersJiri Pirko
Introduce devlink_nl_notify_need() helper and using it to check at the beginning of notification functions to avoid overhead of composing notification messages in case nobody listens. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-10-23devlink: rename netlink callback to be aligned with the generated onesJiri Pirko
All remaining doit and dumpit netlink callback functions are going to be used by generated split ops. They expect certain name format. Rename the callback to be aligned with generated names. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Link: https://lore.kernel.org/r/20231021112711.660606-8-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-28devlink: push param related code into separate fileJiri Pirko
Cut out another chunk from leftover.c and put param related code into a separate file. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Link: https://lore.kernel.org/r/20230828061657.300667-8-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>