Hi Kan, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on mac80211/master] [also build test WARNING on v4.20-rc1] [cannot apply to next-20181112] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Rajkumar-Manoharan/Move-TXQ-scheduling-and-airtime-fairness-into-mac80211/20181111-072032 base: https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git master config: x86_64-allmodconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): include/linux/slab.h:332:43: warning: dubious: x & !y include/linux/slab.h:332:43: warning: dubious: x & !y >> net/mac80211/tx.c:3751:6: warning: context imbalance in 'ieee80211_txq_schedule_start' - wrong count at exit >> net/mac80211/tx.c:3760:6: warning: context imbalance in 'ieee80211_txq_schedule_end' - unexpected unlock vim +/ieee80211_txq_schedule_start +3751 net/mac80211/tx.c 30e0c998 Toke Høiland-Jørgensen 2018-11-09 3750 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 @3751 void ieee80211_txq_schedule_start(struct ieee80211_hw *hw, u8 ac) 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3752 { 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3753 struct ieee80211_local *local = hw_to_local(hw); 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3754 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3755 spin_lock_bh(&local->active_txq_lock[ac]); 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3756 local->schedule_round[ac]++; 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3757 } 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3758 EXPORT_SYMBOL(ieee80211_txq_schedule_start); 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3759 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 @3760 void ieee80211_txq_schedule_end(struct ieee80211_hw *hw, u8 ac) 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3761 { 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3762 struct ieee80211_local *local = hw_to_local(hw); 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3763 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3764 spin_unlock_bh(&local->active_txq_lock[ac]); 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3765 } 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3766 EXPORT_SYMBOL(ieee80211_txq_schedule_end); 713c0ba8 Toke Høiland-Jørgensen 2018-11-09 3767 :::::: The code at line 3751 was first introduced by commit :::::: 713c0ba81183867042981a05259f4910183c5c4f mac80211: Add TXQ scheduling API :::::: TO: Toke Høiland-Jørgensen <toke@xxxxxxx> :::::: CC: 0day robot <lkp@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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