aboutsummaryrefslogtreecommitdiff
path: root/block/blk-iocost.c
AgeCommit message (Expand)AuthorFilesLines
2021-10-18block: convert the rest of block to bdev_get_queueGravatar Pavel Begunkov 1-6/+6
2021-08-30Merge tag 'for-5.15/block-2021-08-30' of git://git.kernel.dk/linux-blockGravatar Linus Torvalds 1-14/+9
2021-08-16blk-cgroup: stop using seq_get_bufGravatar Christoph Hellwig 1-14/+9
2021-08-09blk-iocost: fix lockdep warning on blkcg->lockGravatar Ming Lei 1-4/+4
2021-07-27blk-iocost: fix operation ordering in iocg_wake_fn()Gravatar Tejun Heo 1-5/+6
2021-05-11blk-iocost: fix weight updates of inner active iocgsGravatar Tejun Heo 1-2/+12
2021-04-26blk-iocost: don't ignore vrate_min on QD contentionGravatar Tejun Heo 1-4/+0
2021-01-05blk-iocost: fix NULL iocg deref from racing against initializationGravatar Tejun Heo 1-5/+11
2020-12-17blk-iocost: Add iocg idle state tracepointGravatar Baolin Wang 1-0/+3
2020-12-07blk-iocost: Factor out the base vrate change into a separate functionGravatar Baolin Wang 1-45/+54
2020-12-07blk-iocost: Factor out the active iocgs' state check into a separate functionGravatar Baolin Wang 1-40/+54
2020-12-07blk-iocost: Move the usage ratio calculation to the correct placeGravatar Baolin Wang 1-21/+23
2020-12-07blk-iocost: Remove unnecessary advance declarationGravatar Baolin Wang 1-2/+0
2020-12-07blk-iocost: Fix some typos in commentsGravatar Baolin Wang 1-6/+6
2020-12-01block: simplify bdev/disk lookup in blkdev_getGravatar Christoph Hellwig 1-18/+18
2020-10-09block: use helper function to test queue registerGravatar Yufen Yu 1-1/+1
2020-10-08block: Remove redundant 'return' statementGravatar Baolin Wang 1-1/+1
2020-09-25iocost: consider iocgs with active delays for debt forgivenessGravatar Tejun Heo 1-4/+7
2020-09-25iocost: add iocg_forgive_debt tracepointGravatar Tejun Heo 1-0/+12
2020-09-25iocost: reimplement debt forgiveness using average usageGravatar Tejun Heo 1-25/+69
2020-09-25iocost: recalculate delay after debt reductionGravatar Tejun Heo 1-1/+3
2020-09-25iocost: replace nr_shortages cond in ioc_forgive_debts() with busy_level oneGravatar Tejun Heo 1-8/+5
2020-09-25iocost: factor out ioc_forgive_debts()Gravatar Tejun Heo 1-31/+35
2020-09-14iocost: fix infinite loop bug in adjust_inuse_and_calc_cost()Gravatar Tejun Heo 1-3/+9
2020-09-11blk-iocost: fix divide-by-zero in transfer_surpluses()Gravatar Tejun Heo 1-4/+10
2020-09-01blk-iocost: add three debug stat - cost.wait, indebt and indelayGravatar Tejun Heo 1-5/+72
2020-09-01blk-iocost: restore inuse update tracepointsGravatar Tejun Heo 1-0/+16
2020-09-01blk-iocost: implement vtime loss compensationGravatar Tejun Heo 1-42/+90
2020-09-01blk-iocost: halve debts if device stays idleGravatar Tejun Heo 1-1/+48
2020-09-01blk-iocost: implement delay adjustment hysteresisGravatar Tejun Heo 1-50/+69
2020-09-01blk-iocost: revamp debt handlingGravatar Tejun Heo 1-24/+93
2020-09-01blk-iocost: revamp in-period donation snapbacksGravatar Tejun Heo 1-37/+96
2020-09-01blk-iocost: revamp donation amount determinationGravatar Tejun Heo 1-82/+51
2020-09-01blk-iocost: implement Andy's method for donation weight updatesGravatar Tejun Heo 1-8/+244
2020-09-01blk-iocost: restructure surplus donation logicGravatar Tejun Heo 1-76/+103
2020-09-01blk-iocost: decouple vrate adjustment from surplus transfersGravatar Tejun Heo 1-12/+7
2020-09-01blk-iocost: replace iocg->has_surplus with ->surplus_listGravatar Tejun Heo 1-8/+11
2020-09-01blk-iocost: calculate iocg->usages[] from iocg->local_stat.usage_usGravatar Tejun Heo 1-27/+45
2020-09-01blk-iocost: add absolute usage statGravatar Tejun Heo 1-6/+149
2020-09-01blk-iocost: grab ioc->lock for debt handlingGravatar Tejun Heo 1-19/+73
2020-09-01blk-iocost: streamline vtime margin and timer slack handlingGravatar Tejun Heo 1-29/+38
2020-09-01blk-iocost: make ioc_now->now and ioc->period_at 64bitGravatar Tejun Heo 1-2/+2
2020-09-01blk-iocost: use WEIGHT_ONE based fixed point number for weightsGravatar Tejun Heo 1-12/+13
2020-09-01blk-iocost: s/HWEIGHT_WHOLE/WEIGHT_ONE/gGravatar Tejun Heo 1-10/+10
2020-09-01blk-iocost: make iocg_kick_waitq() call iocg_kick_delay() after paying debtGravatar Tejun Heo 1-1/+2
2020-09-01blk-iocost: move iocg_kick_delay() above iocg_kick_waitq()Gravatar Tejun Heo 1-60/+60
2020-09-01blk-iocost: clamp inuse and skip noops in __propagate_weights()Gravatar Tejun Heo 1-1/+4
2020-09-01blk-iocost: rename propagate_active_weights() to propagate_weights()Gravatar Tejun Heo 1-20/+20
2020-09-01blk-iocost: use local[64]_t for percpu statGravatar Tejun Heo 1-10/+27
2020-09-01blk-iocost: ioc_pd_free() shouldn't assume irq disabledGravatar Tejun Heo 1-2/+3