[Make-wifi-fast] [PATCHv4 0/5] mac80211: implement fq_codel

Michal Kazior michal.kazior at tieto.com
Thu May 5 07:00:34 EDT 2016


Hi,

This patchset disables qdiscs for drivers
using software queuing and performs fq_codel-like
dequeuing on txqs.

This is based on net-next/master
(035cd6ba53eff060760c4f4d11339fcc916a967c).

For anyone interested I've pushed tree with my
(now oldish) ath10k DQL RFC and a small fix I've
been testing:

  https://github.com/kazikcz/linux/tree/fqmac-v4%2Bdqlrfc%2Bcpuregrfix

Background:

  https://www.spinics.net/lists/linux-wireless/msg149776.html
  https://www.spinics.net/lists/linux-wireless/msg148714.html
  https://www.spinics.net/lists/linux-wireless/msg149039.html
  http://blog.cerowrt.org/post/dql_on_wifi_2/
  http://blog.cerowrt.org/post/dql_on_wifi/
  http://blog.cerowrt.org/post/fq_codel_on_ath10k/


v4:
 * the taildrop stop-gap patch moved to
   per-interface limit (instead of per-radio) [Johannes]
 * pushed fq.h and codel.h changes to include/net/ [Johannes]

v3:
 * split taildrop, fq and codel functionalities
   into separate patches [Avery]

v2:
 * fix invalid ptr deref
 * fix compilation for backports


Michal Kazior (5):
  mac80211: skip netdev queue control with software queuing
  mac80211: implement fair queueing per txq
  mac80211: add debug knobs for fair queuing
  mac80211: implement codel on fair queuing flows
  mac80211: add debug knobs for codel

 include/net/mac80211.h        |  18 ++-
 net/mac80211/agg-tx.c         |   8 +-
 net/mac80211/debugfs.c        | 117 ++++++++++++++++
 net/mac80211/debugfs_netdev.c |  28 +++-
 net/mac80211/debugfs_sta.c    |  45 +++++++
 net/mac80211/ieee80211_i.h    |  31 ++++-
 net/mac80211/iface.c          |  26 ++--
 net/mac80211/main.c           |  10 +-
 net/mac80211/rx.c             |   2 +-
 net/mac80211/sta_info.c       |  14 +-
 net/mac80211/tx.c             | 302 ++++++++++++++++++++++++++++++++++++------
 net/mac80211/util.c           |  34 ++---
 12 files changed, 532 insertions(+), 103 deletions(-)

-- 
2.1.4



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