summaryrefslogtreecommitdiff
path: root/block/cfq-iosched.c
AgeCommit message (Expand)AuthorFilesLines
2010-02-05cfq-iosched: split seeky coop queues after one sliceShaohua Li1-33/+16
2010-02-02cfq-iosched: Do not idle on async queuesVivek Goyal1-1/+1
2010-01-11cfq-iosched: Respect ioprio_class when preemptingDivyesh Shah1-0/+6
2009-12-28cfq-iosched: don't regard requests with long distance as closeShaohua Li1-4/+8
2009-12-18cfq-iosched: Remove prio_change logic for workload selectionVivek Goyal1-36/+12
2009-12-18cfq-iosched: Get rid of nr_groupsVivek Goyal1-4/+0
2009-12-18cfq-iosched: Remove the check for same cfq group from allow_mergeVivek Goyal1-3/+0
2009-12-15cfq: set workload as expired if it doesn't have any slice leftGui Jianfeng1-1/+3
2009-12-10Fix a CFQ crash in "for-2.6.33" branch of block treeVivek Goyal1-3/+4
2009-12-10cfq: Remove wait_request flag when idle time is being deletedGui Jianfeng1-0/+1
2009-12-09cfq-iosched: commenting non-obvious initializationCorrado Zoccolo1-0/+4
2009-12-09cfq-iosched: Take care of corner cases of group losing share due to deletionVivek Goyal1-6/+48
2009-12-09cfq-iosched: Get rid of cfqq wait_busy_done flagVivek Goyal1-9/+8
2009-12-09cfq: Optimization for close cooperating queue searchingGui Jianfeng1-0/+6
2009-12-09cfq-iosched: reduce write depth only if sync was delayedCorrado Zoccolo1-4/+5
2009-12-07cfq-iosched: Do not access cfqq after freeing itVivek Goyal1-3/+4
2009-12-06cfq-iosched: use call_rcu() instead of doing grace period stall on queue exitJens Axboe1-2/+8
2009-12-04blkio: Implement dynamic io controlling policy registrationVivek Goyal1-1/+13
2009-12-04blkio: Export some symbols from blkio as its user CFQ can be a moduleVivek Goyal1-2/+2
2009-12-04cfq-iosched: make nonrot check logic consistentShaohua Li1-1/+2
2009-12-04cfq-iosched: move IO controller declerations to a header fileJens Axboe1-0/+1
2009-12-03blkio: Wait on sync-noidle queue even if rq_noidle = 1Vivek Goyal1-1/+2
2009-12-03blkio: Implement group_isolation tunableVivek Goyal1-1/+36
2009-12-03blkio: Determine async workload length based on total number of queuesVivek Goyal1-5/+31
2009-12-03blkio: Wait for cfq queue to get backlogged if group is emptyVivek Goyal1-5/+29
2009-12-03blkio: Propagate cgroup weight updation to cfq groupsVivek Goyal1-0/+6
2009-12-03blkio: Drop the reference to queue once the task changes cgroupVivek Goyal1-0/+39
2009-12-03blkio: Provide some isolation between groupsVivek Goyal1-10/+20
2009-12-03blkio: Export disk time and sectors used by a group to user spaceVivek Goyal1-3/+16
2009-12-03blkio: Some debugging aids for CFQVivek Goyal1-1/+18
2009-12-03blkio: Take care of cgroup deletion and cfq group reference countingVivek Goyal1-0/+95
2009-12-03blkio: Dynamic cfq group creation based on cgroup tasks belongs toVivek Goyal1-11/+100
2009-12-03blkio: Group time used accounting and workload context save restoreVivek Goyal1-0/+79
2009-12-03blkio: Implement per cfq group latency target and busy queue avgVivek Goyal1-20/+45
2009-12-03blkio: Introduce per cfq group weights and vdisktime calculationsVivek Goyal1-1/+61
2009-12-03blkio: Introduce the root service tree for cfq groupsVivek Goyal1-3/+134
2009-12-03blkio: Keep queue on service tree until we expire itVivek Goyal1-21/+49
2009-12-03blkio: Implement macro to traverse each service tree in groupVivek Goyal1-16/+25
2009-12-03blkio: Introduce the notion of cfq groupsVivek Goyal1-33/+75
2009-12-03blkio: Set must_dispatch only if we decided to not dispatch the requestVivek Goyal1-3/+3
2009-12-03cfq-iosched: no dispatch limit for single queueShaohua Li1-2/+2
2009-11-30Revert "cfq: Make use of service count to estimate the rb_key offset"Jens Axboe1-6/+2
2009-11-26cfq-iosched: fix corner cases in idling logicCorrado Zoccolo1-10/+22
2009-11-26cfq-iosched: idling on deep seeky sync queuesCorrado Zoccolo1-1/+12
2009-11-26cfq-iosched: fix no-idle preemption logicCorrado Zoccolo1-2/+3
2009-11-26cfq-iosched: fix ncq detection codeCorrado Zoccolo1-9/+15
2009-11-26cfq-iosched: cleanup unreachable codeCorrado Zoccolo1-13/+0
2009-11-26cfq: Make use of service count to estimate the rb_key offsetGui Jianfeng1-2/+6
2009-11-11block: jiffies fixesRandy Dunlap1-0/+1
2009-11-08cfq-iosched: fix next_rq computationCorrado Zoccolo1-6/+7