From: Jakub Kicinski <jakub.kicin...@netronome.com> Date: Wed, 7 Nov 2018 17:33:33 -0800
> This series refactors the "switchdev" Qdisc offloads a little. We have > a few Qdiscs which can be fully offloaded today to the forwarding plane > of switching devices. > > First patch adds a helper for handing statistic dumps, the code seems > to be copy pasted between PRIO and RED. Second patch removes unnecessary > parameter from RED offload function. Third patch makes the MQ offload > use the dump helper which helps it behave much like PRIO and RED when > it comes to the TCQ_F_OFFLOADED flag. Patch 4 adds a graft helper, > similar to the dump helper. > > Patch 5 is unrelated to offloads, qdisc_graft() code seemed ripe for a > small refactor - no functional changes there. > > Last two patches move the qdisc_put() call outside of the sch_tree_lock > section for RED and PRIO. The child Qdiscs will get removed from the > hierarchy under the lock, but having the put (and potentially destroy) > called outside of the lock helps offload which may choose to sleep, > and it should generally lower the Qdisc change impact. Series applied, thanks Jakub.
