| 2019-06-25 |
Paolo Valente | block, bfq: update base request service times when possible
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-06-25 |
Paolo Valente | block, bfq: fix rq_in_driver check in bfq_update_inject_limit
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-06-25 |
Paolo Valente | block, bfq: reset inject limit when think-time state changes
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-10 |
Paolo Valente | block, bfq: fix use after free in bfq_bfqq_expire
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-01 |
Paolo Valente | doc, block, bfq: add information on bfq execution time
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-01 |
Paolo Valente | block, bfq: always protect newly-created queues from...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-01 |
Paolo Valente | block, bfq: do not tag totally seeky queues as soft rt
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-01 |
Paolo Valente | block, bfq: do not merge queues on flash storage with queueing
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-01 |
Paolo Valente | block, bfq: tune service injection basing on request...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-01 |
Paolo Valente | block, bfq: do not idle for lowest-weight queues
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-04-01 |
Paolo Valente | block, bfq: increase idling for weight-raised queues
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: fix in-service-queue check for queue merging
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: do not overcharge writes in asymmetric scenarios
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: port commit "cfq-iosched: improve hw_tag detection"
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: reduce threshold for detecting command queueing
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: fix queue removal from weights tree
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: fix sequential rq detection in rate estimation
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: unconditionally plug I/O in asymmetric scenarios
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: do not plug I/O of in-service queue when harmful
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: split function bfq_better_to_idle
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: consider also ioprio classes in symmetry detection
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: remove case of redirected bic from insert_request
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: make sure queue budgets are not below service...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: avoid selecting a queue w/o budget
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-31 |
Paolo Valente | block, bfq: do not consider interactive queues in srt filtering
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2019-01-14 |
Paolo Valente | block, bfq: fix comments on __bfq_deactivate_entity
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-12-07 |
Paolo Valente | block, bfq: fix decrement of num_active_groups
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-09-14 |
Paolo Valente | blok, bfq: do not plug I/O if all queues are weight-raised
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-09-14 |
Paolo Valente | block, bfq: inject other-queue I/O into seeky idle...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-09-14 |
Paolo Valente | block, bfq: correctly charge and reset entity service...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-08-16 |
Paolo Valente | block, bfq: improve code of bfq_bfqq_charge_time
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-08-16 |
Paolo Valente | block, bfq: reduce write overcharge
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-08-16 |
Paolo Valente | block, bfq: always update the budget of an entity when needed
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-08-16 |
Paolo Valente | block, bfq: readd missing reset of parent-entity service
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-07-09 |
Paolo Valente | block, bfq: give a better name to bfq_bfqq_may_idle
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-07-09 |
Paolo Valente | block, bfq: fix service being wrongly set to zero in...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-07-09 |
Paolo Valente | block, bfq: do not expire a queue that will deserve...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-07-09 |
Paolo Valente | block, bfq: add/remove entity weights correctly
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-05-31 |
Paolo Valente | block, bfq: remove slow-system class
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-05-31 |
Paolo Valente | block, bfq: add description of weight-raising heuristics
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-05-31 |
Paolo Valente | block, bfq: remove wrong check in bfq_requests_merged
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-05-10 |
Paolo Valente | block, bfq: postpone rq preparation to insert or merge
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-03-26 |
Paolo Valente | block, bfq: lower-bound the estimated peak rate to 1
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-02-07 |
Paolo Valente | block, bfq: add requeue-request hook
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-18 |
Paolo Valente | block, bfq: limit sectors served with interactive weight raising
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-18 |
Paolo Valente | block, bfq: limit tags for writes and async I/O
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-09 |
Paolo Valente | block, bfq: release oom-queue ref to root group on exit
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-09 |
Paolo Valente | block, bfq: put async queues for root bfq groups too
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-05 |
Paolo Valente | block, bfq: remove batches of confusing ifdefs
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-05 |
Paolo Valente | block, bfq: consider also past I/O in soft real-time detection
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-05 |
Paolo Valente | block, bfq: let a queue be merged only shortly after...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-05 |
Paolo Valente | block, bfq: add missing rq_pos_tree update on rq removal
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2018-01-05 |
Paolo Valente | block, bfq: increase threshold to deem I/O as random
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-11-15 |
Paolo Valente | block, bfq: update blkio stats outside the scheduler lock
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-11-15 |
Paolo Valente | doc, block, bfq: update max IOPS sustainable with BFQ
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-10-09 |
Paolo Valente | block, bfq: fix unbalanced decrements of burst size
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-10-03 |
Paolo Valente | block, bfq: decrease burst size when queues in burst exit
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-10-03 |
Paolo Valente | block, bfq: let early-merged queues be weight-raised...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-10-03 |
Paolo Valente | block, bfq: check and switch back to interactive wr...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-10-03 |
Paolo Valente | block, bfq: fix wrong init of saved start time for...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-08-31 |
Paolo Valente | doc, block, bfq: better describe how to properly configure bfq
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-08-31 |
Paolo Valente | doc, block, bfq: fix some typos and remove stale stuff
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-08-31 |
Paolo Valente | block, bfq: guarantee update_next_in_service always...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-08-31 |
Paolo Valente | block, bfq: remove direct switch to an entity in higher class
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-08-31 |
Paolo Valente | block, bfq: make lookup_next_entity push up vtime on expirations
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-08-11 |
Paolo Valente | block, bfq: boost throughput with flash-based non-queueing...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-08-11 |
Paolo Valente | block,bfq: refactor device-idling logic
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-07-29 |
Paolo Valente | block, bfq: consider also in_service_entity to state...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-07-29 |
Paolo Valente | block, bfq: reset in_service_entity if it becomes idle
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-07-03 |
Paolo Valente | block, bfq: don't change ioprio class for a bfq_queue...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-06-27 |
Paolo Valente | block, bfq: update wr_busy_queues if needed on a queue split
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-06-08 |
Paolo Valente | block, bfq: access and cache blkg data only when safe
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-05-10 |
Paolo Valente | block, bfq: stress that low_latency must be off to...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-05-10 |
Paolo Valente | block, bfq: use pointer entity->sched_data only if set
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: split bfq-iosched.c into multiple source files
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: remove all get and put of I/O contexts
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: boost the throughput with random I/O on...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: boost the throughput on NCQ-capable flash...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: reduce latency during request-pool saturation
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: preserve a low latency also with NCQ-capable drives
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: reduce I/O latency for soft real-time applications
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: improve responsiveness
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: add more fairness with writes and slow processes
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: modify the peak-rate estimator
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: improve throughput boosting
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-04-19 |
Paolo Valente | block, bfq: introduce the BFQ-v0 I/O scheduler as an...
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2017-02-10 |
Paolo Valente | blk-mq: pass bio to blk_mq_sched_get_rq_priv
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2016-08-04 |
Paolo Valente | block: add missing group association in bio-cloning functions
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
|
commit | commitdiff | tree |
| 2015-12-01 |
Paolo Valente | null_blk: set a separate timer for each command
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-07-18 |
Paolo Valente | pkt_sched: sch_qfq: remove a source of high packet delay/jitter
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-07-11 |
Paolo Valente | pkt_sched: sch_qfq: remove forward declaration of qfq_update...
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-07-11 |
Paolo Valente | pkt_sched: sch_qfq: improve efficiency of make_eligible
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-03-06 |
Paolo Valente | pkt_sched: sch_qfq: remove a useless invocation of...
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-03-06 |
Paolo Valente | pkt_sched: sch_qfq: do not allow virtual time to jump...
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-03-06 |
Paolo Valente | pkt_sched: sch_qfq: prevent budget from wrapping around...
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-03-06 |
Paolo Valente | pkt_sched: sch_qfq: serve activated aggregates immediately...
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-03-06 |
Paolo Valente | pkt_sched: sch_qfq: fix the update of eligible-group sets
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2013-03-06 |
Paolo Valente | pkt_sched: sch_qfq: properly cap timestamps in charge_actual...
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2012-11-28 |
Paolo Valente | pkt_sched: QFQ Plus: fair-queueing service at DRR cost
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
commit | commitdiff | tree |
| 2012-11-07 |
Paolo Valente | pkt_sched: enable QFQ to support TSO/GSO
Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
|
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