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Tejun Heo dcd6589b11 blk-iocost: fix incorrect vtime comparison in iocg_is_idle() 
vtimes may wrap and time_before/after64() should be used to determine
whether a given vtime is before or after another. iocg_is_idle() was
incorrectly using plain "<" comparison do determine whether done_vtime
is before vtime. Here, the only thing we're interested in is whether
done_vtime matches vtime which indicates that there's nothing in
flight. Let's test for inequality instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: 7caa47151ab2 ("blkcg: implement blk-iocost")
Cc: stable@vger.kernel.org # v5.4+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-03-10 11:37:00 -06:00
..
partitions
partitions/ldm: fix spelling mistake "to" -> "too"
2020-01-23 11:41:45 -07:00
badblocks.c
block: switch all files cleared marked as GPLv2 to SPDX tags
2019-04-30 16:11:57 -06:00
bfq-cgroup.c
block, bfq: fix overwrite of bfq_group pointer in bfq_find_set_group()
2020-03-06 07:00:58 -07:00
bfq-iosched.c
block, bfq: clarify the goal of bfq_split_bfqq()
2020-02-03 06:58:15 -07:00
bfq-iosched.h
block, bfq: get a ref to a group when adding it to a service tree
2020-02-03 06:58:15 -07:00
bfq-wf2q.c
block, bfq: get a ref to a group when adding it to a service tree
2020-02-03 06:58:15 -07:00
bio-integrity.c
block: fix memleak of bio integrity data
2019-12-05 11:38:36 -07:00
bio.c
fs: move guard_bio_eod() after bio_set_op_attrs
2020-01-09 08:16:12 -07:00
blk-cgroup-rwstat.c
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
2019-11-07 12:28:13 -07:00
blk-cgroup-rwstat.h
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
2019-11-07 12:28:13 -07:00
blk-cgroup.c
blk-cgroup: remove blkcg_drain_queue
2019-12-12 09:26:55 -07:00
blk-core.c
block: Remove used kblockd_schedule_work_on()
2020-03-02 07:17:31 -07:00
blk-exec.c
block: account statistics for passthrough requests
2019-10-10 17:52:31 -06:00
blk-flush.c
blk-mq: insert passthrough request into hctx->dispatch directly
2020-02-24 18:50:48 -07:00
blk-integrity.c
block: centralize PI remapping logic to the block layer
2019-09-17 20:03:49 -06:00
blk-ioc.c
block: remove the queue_lock indirection
2018-11-15 12:17:28 -07:00
blk-iocost.c
blk-iocost: fix incorrect vtime comparison in iocg_is_idle()
2020-03-10 11:37:00 -06:00
blk-iolatency.c
blkcg: s/RQ_QOS_CGROUP/RQ_QOS_LATENCY/
2019-08-28 21:17:08 -06:00
blk-lib.c
block: fix 32 bit overflow in __blkdev_issue_discard()
2018-11-14 08:17:18 -07:00
blk-map.c
block: fix memleak when __blk_rq_map_user_iov() is failed
2019-12-20 11:52:01 -07:00
blk-merge.c
block: fix get_max_segment_size() overflow on 32bit arch
2020-01-14 13:37:40 -07:00
blk-mq-cpumap.c
blk-mq: balance mapping between present CPUs and queues
2019-08-04 21:43:12 -06:00
blk-mq-debugfs-zoned.c
block: Cleanup license notice
2019-01-17 21:21:40 -07:00
blk-mq-debugfs.c
for-5.3/block-20190708
2019-07-09 10:45:06 -07:00
blk-mq-debugfs.h
blk-mq: no need to check return value of debugfs_create functions
2019-06-13 03:00:30 -06:00
blk-mq-pci.c
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq-rdma.c
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq-sched.c
blk-mq: insert passthrough request into hctx->dispatch directly
2020-02-24 18:50:48 -07:00
blk-mq-sched.h
block: blk-mq: Remove blk_mq_sched_started_request and started_request
2019-07-23 07:25:09 -06:00
blk-mq-sysfs.c
blk-mq: make sure that line break can be printed
2019-11-04 07:14:10 -07:00
blk-mq-tag.c
blk-mq: Remove some unused function arguments
2020-02-26 10:34:41 -07:00
blk-mq-tag.h
blk-mq: Remove some unused function arguments
2020-02-26 10:34:41 -07:00
blk-mq-virtio.c
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq.c
blk-mq: Remove some unused function arguments
2020-02-26 10:34:41 -07:00
blk-mq.h
blk-mq: Remove some unused function arguments
2020-02-26 10:34:41 -07:00
blk-pm.c
block: bypass blk_set_runtime_active for uninitialized q->dev
2019-09-12 07:11:56 -06:00
blk-pm.h
block: remove the queue_lock indirection
2018-11-15 12:17:28 -07:00
blk-rq-qos.c
blk-wbt: fix performance regression in wbt scale_up/scale_down
2019-10-06 09:26:41 -06:00
blk-rq-qos.h
blk-rq-qos: fix first node deletion of rq_qos_del()
2019-10-15 10:13:13 -06:00
blk-settings.c
block: fix an integer overflow in logical block size
2020-01-15 21:43:09 -07:00
blk-softirq.c
block: Don't disable interrupts in trigger_softirq()
2019-11-18 07:29:22 -07:00
blk-stat.c
blk-stat: Optimise blk_stat_add()
2019-10-07 21:19:10 -06:00
blk-stat.h
block: deactivate blk_stat timer in wbt_disable_default()
2018-12-12 06:47:51 -07:00
blk-sysfs.c
block: Remove "dying" checks from sysfs callbacks
2019-10-07 08:31:59 -06:00
blk-throttle.c
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
2019-11-07 12:28:13 -07:00
blk-timeout.c
block: add SPDX tags to block layer files missing licensing information
2019-04-30 16:12:03 -06:00
blk-wbt.c
blk-wbt: fix performance regression in wbt scale_up/scale_down
2019-10-06 09:26:41 -06:00
blk-wbt.h
block/rq_qos: implement rq_qos_ops->queue_depth_changed()
2019-08-28 21:17:07 -06:00
blk-zoned.c
block: mark zone-mgmt bios with REQ_SYNC
2020-01-09 07:59:12 -07:00
blk.h
block: Fix a lockdep complaint triggered by request queue flushing
2019-12-20 11:52:01 -07:00
bounce.c
block: remove the i argument to bio_for_each_segment_all
2019-04-30 09:26:13 -06:00
bsg-lib.c
block: Fix the type of 'sts' in bsg_queue_rq()
2019-12-20 11:52:01 -07:00
bsg.c
compat_ioctl: bsg: add handler
2020-01-03 09:33:21 +01:00
cmdline-parser.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
elevator.c
Merge branch 'for-linus' into for-5.5/block
2019-11-07 12:27:19 -07:00
genhd.c
block: add iostat counters for flush requests
2019-11-21 09:06:47 -07:00
ioctl.c
compat_ioctl: simplify up block/ioctl.c
2020-01-03 09:42:52 +01:00
ioprio.c
docs: block: convert to ReST
2019-07-15 09:20:27 -03:00
Kconfig
block: Allow t10-pi to be modular
2020-01-06 20:59:04 -07:00
Kconfig.iosched
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
2019-11-07 12:28:13 -07:00
kyber-iosched.c
blk-mq: remove blk_mq_put_ctx()
2019-07-02 21:03:27 -06:00
Makefile
SCSI misc on 20200129
2020-01-29 18:16:16 -08:00
mq-deadline.c
block: Introduce elevator features
2019-09-05 19:52:33 -06:00
opal_proto.h
block: sed-opal: Introduce SUM_SET_LIST parameter and append it using 'add_token_u64'
2019-11-18 09:49:15 -07:00
partition-generic.c
block: allow partitions on host aware zone devices
2020-01-26 09:59:08 -07:00
scsi_ioctl.c
compat_ioctl: move CDROM_SEND_PACKET handling into scsi
2020-01-03 09:33:05 +01:00
sed-opal.c
block: sed-opal: Introduce SUM_SET_LIST parameter and append it using 'add_token_u64'
2019-11-18 09:49:15 -07:00
t10-pi.c
block: Allow t10-pi to be modular
2020-01-06 20:59:04 -07:00