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path: root/block/blk-iocost.c
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* blk-iocost: don't ignore vrate_min on QD contentionTejun Heo2021-04-261-4/+0
* blk-iocost: fix NULL iocg deref from racing against initializationTejun Heo2021-01-051-5/+11
* blk-iocost: Add iocg idle state tracepointBaolin Wang2020-12-171-0/+3
* blk-iocost: Factor out the base vrate change into a separate functionBaolin Wang2020-12-071-45/+54
* blk-iocost: Factor out the active iocgs' state check into a separate functionBaolin Wang2020-12-071-40/+54
* blk-iocost: Move the usage ratio calculation to the correct placeBaolin Wang2020-12-071-21/+23
* blk-iocost: Remove unnecessary advance declarationBaolin Wang2020-12-071-2/+0
* blk-iocost: Fix some typos in commentsBaolin Wang2020-12-071-6/+6
* block: simplify bdev/disk lookup in blkdev_getChristoph Hellwig2020-12-011-18/+18
* block: use helper function to test queue registerYufen Yu2020-10-091-1/+1
* block: Remove redundant 'return' statementBaolin Wang2020-10-081-1/+1
* iocost: consider iocgs with active delays for debt forgivenessTejun Heo2020-09-251-4/+7
* iocost: add iocg_forgive_debt tracepointTejun Heo2020-09-251-0/+12
* iocost: reimplement debt forgiveness using average usageTejun Heo2020-09-251-25/+69
* iocost: recalculate delay after debt reductionTejun Heo2020-09-251-1/+3
* iocost: replace nr_shortages cond in ioc_forgive_debts() with busy_level oneTejun Heo2020-09-251-8/+5
* iocost: factor out ioc_forgive_debts()Tejun Heo2020-09-251-31/+35
* iocost: fix infinite loop bug in adjust_inuse_and_calc_cost()Tejun Heo2020-09-141-3/+9
* blk-iocost: fix divide-by-zero in transfer_surpluses()Tejun Heo2020-09-111-4/+10
* blk-iocost: add three debug stat - cost.wait, indebt and indelayTejun Heo2020-09-011-5/+72
* blk-iocost: restore inuse update tracepointsTejun Heo2020-09-011-0/+16
* blk-iocost: implement vtime loss compensationTejun Heo2020-09-011-42/+90
* blk-iocost: halve debts if device stays idleTejun Heo2020-09-011-1/+48
* blk-iocost: implement delay adjustment hysteresisTejun Heo2020-09-011-50/+69
* blk-iocost: revamp debt handlingTejun Heo2020-09-011-24/+93
* blk-iocost: revamp in-period donation snapbacksTejun Heo2020-09-011-37/+96
* blk-iocost: revamp donation amount determinationTejun Heo2020-09-011-82/+51
* blk-iocost: implement Andy's method for donation weight updatesTejun Heo2020-09-011-8/+244
* blk-iocost: restructure surplus donation logicTejun Heo2020-09-011-76/+103
* blk-iocost: decouple vrate adjustment from surplus transfersTejun Heo2020-09-011-12/+7
* blk-iocost: replace iocg->has_surplus with ->surplus_listTejun Heo2020-09-011-8/+11
* blk-iocost: calculate iocg->usages[] from iocg->local_stat.usage_usTejun Heo2020-09-011-27/+45
* blk-iocost: add absolute usage statTejun Heo2020-09-011-6/+149
* blk-iocost: grab ioc->lock for debt handlingTejun Heo2020-09-011-19/+73
* blk-iocost: streamline vtime margin and timer slack handlingTejun Heo2020-09-011-29/+38
* blk-iocost: make ioc_now->now and ioc->period_at 64bitTejun Heo2020-09-011-2/+2
* blk-iocost: use WEIGHT_ONE based fixed point number for weightsTejun Heo2020-09-011-12/+13
* blk-iocost: s/HWEIGHT_WHOLE/WEIGHT_ONE/gTejun Heo2020-09-011-10/+10
* blk-iocost: make iocg_kick_waitq() call iocg_kick_delay() after paying debtTejun Heo2020-09-011-1/+2
* blk-iocost: move iocg_kick_delay() above iocg_kick_waitq()Tejun Heo2020-09-011-60/+60
* blk-iocost: clamp inuse and skip noops in __propagate_weights()Tejun Heo2020-09-011-1/+4
* blk-iocost: rename propagate_active_weights() to propagate_weights()Tejun Heo2020-09-011-20/+20
* blk-iocost: use local[64]_t for percpu statTejun Heo2020-09-011-10/+27
* blk-iocost: ioc_pd_free() shouldn't assume irq disabledTejun Heo2020-09-011-2/+3
* Merge tag 'locking-urgent-2020-08-10' of git://git.kernel.org/pub/scm/linux/k...Linus Torvalds2020-08-101-3/+2
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| * iocost: Use sequence counter with associated spinlockAhmed S. Darwish2020-07-291-3/+2
* | iocost: Fix check condition of iocg abs_vdebtChengming Zhou2020-07-301-1/+1
* | blk-iocost: Use struct_size() in kzalloc_node()Gustavo A. R. Silva2020-06-241-2/+1
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* iocost: don't let vrate run wild while there's no saturation signalTejun Heo2020-05-141-4/+24
* Merge branch 'block-5.7' into for-5.8/blockJens Axboe2020-05-091-48/+73
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