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Sagi Grimberg 0067d4b020 blk-mq: Fix tagset reinit in the presence of cpu hot-unplug 
In case cpu was unplugged, we need to make sure not to assume
that the tags for that cpu are still allocated. so check
for null tags when reinitializing a tagset.

Reported-by: Yi Zhang <yizhan@redhat.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
2017-03-13 08:14:23 -06:00
..
partitions
partitions/efi: Fix integer overflow in GPT size calculation
2017-01-17 09:02:31 -07:00
badblocks.c
badblocks: badblocks_set/clear update unacked_exist
2016-10-21 15:45:47 -06:00
bio-integrity.c
block: remove bio_is_rw
2016-10-28 08:45:17 -06:00
bio.c
blk: Ensure users for current->bio_list can see the full list.
2017-03-11 15:31:37 -07:00
blk-cgroup.c
sched/headers: Prepare to move signal wakeup & sigpending methods from <linux/sched.h> into <linux/sched/signal.h>
2017-03-02 08:42:32 +01:00
blk-core.c
blk: Ensure users for current->bio_list can see the full list.
2017-03-11 15:31:37 -07:00
blk-exec.c
block: introduce blk_rq_is_passthrough
2017-01-31 14:00:34 -07:00
blk-flush.c
block: don't defer flushes on blk-mq + scheduling
2017-02-17 12:35:47 -07:00
blk-integrity.c
block: Use pointer to backing_dev_info from request_queue
2017-02-02 08:20:48 -07:00
blk-ioc.c
Merge branch 'for-linus' of git://git.kernel.dk/linux-block
2017-03-03 10:53:35 -08:00
blk-lib.c
block: don't try Write Same from __blkdev_issue_zeroout
2017-02-06 09:34:46 -07:00
blk-map.c
sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task_stack.h>
2017-03-02 08:42:36 +01:00
blk-merge.c
block: optionally merge discontiguous discard bios into a single request
2017-02-08 13:43:08 -07:00
blk-mq-cpumap.c
blk-mq: export blk_mq_map_queues
2016-11-08 17:30:00 -05:00
blk-mq-debugfs.c
block: use same block debugfs directory for blk-mq and blktrace
2017-02-02 10:20:16 -07:00
blk-mq-pci.c
blk_mq: linux/blk-mq.h does not include all the headers it depends on
2016-09-19 08:21:51 -06:00
blk-mq-sched.c
blk-mq: move update of tags->rqs to __blk_mq_alloc_request()
2017-03-02 08:56:04 -07:00
blk-mq-sched.h
blk-mq-sched: separate mark hctx and queue restart operations
2017-02-23 11:55:47 -07:00
blk-mq-sysfs.c
blk-mq: free hctx->cpumask in release handler of hctx's kobject
2017-03-08 09:56:12 -07:00
blk-mq-tag.c
blk-mq: Fix tagset reinit in the presence of cpu hot-unplug
2017-03-13 08:14:23 -06:00
blk-mq-tag.h
blk-mq-sched: Allocate sched reserved tags as specified in the original queue tagset
2017-03-02 08:56:04 -07:00
blk-mq-virtio.c
blk-mq: provide a default queue mapping for virtio device
2017-02-27 20:54:05 +02:00
blk-mq.c
blk-mq: free hctx->cpumask in release handler of hctx's kobject
2017-03-08 09:56:12 -07:00
blk-mq.h
blk-mq: make lifetime consitent between q/ctx and its kobject
2017-03-08 09:56:12 -07:00
blk-settings.c
block: optionally merge discontiguous discard bios into a single request
2017-02-08 13:43:08 -07:00
blk-softirq.c
sched/headers: Prepare for new header dependencies before moving code to <linux/sched/topology.h>
2017-03-02 08:42:26 +01:00
blk-stat.c
blk-stat: fix a few cases of missing batch flushing
2016-12-09 13:08:35 -07:00
blk-stat.h
block: add scalable completion tracking of requests
2016-11-10 13:53:26 -07:00
blk-sysfs.c
block: don't call ioc_exit_icq() with the queue lock held for blk-mq
2017-03-02 13:59:08 -07:00
blk-tag.c
blk-mq-sched: add framework for MQ capable IO schedulers
2017-01-17 10:04:20 -07:00
blk-throttle.c
scripts/spelling.txt: add "embeded" pattern and fix typo instances
2017-02-27 18:43:47 -08:00
blk-timeout.c
block: remove REQ_NO_TIMEOUT flag
2015-12-22 09:38:34 -07:00
blk-wbt.c
block: Use pointer to backing_dev_info from request_queue
2017-02-02 08:20:48 -07:00
blk-wbt.h
blk-wbt: allow wbt to be enabled always through sysfs
2016-11-28 10:27:03 -07:00
blk-zoned.c
block: Rename blk_queue_zone_size and bdev_zone_size
2017-01-12 07:58:32 -07:00
blk.h
block: optionally merge discontiguous discard bios into a single request
2017-02-08 13:43:08 -07:00
bounce.c
Merge branch 'for-linus' of git://git.kernel.dk/linux-block
2015-09-19 18:57:09 -07:00
bsg-lib.c
block: split scsi_request out of struct request
2017-01-27 15:08:35 -07:00
bsg.c
lib/vsprintf.c: remove %Z support
2017-02-27 18:43:47 -08:00
cfq-iosched.c
sched/headers: Prepare for new header dependencies before moving code to <linux/sched/clock.h>
2017-03-02 08:42:27 +01:00
cmdline-parser.c
block: remove unrelated header files and export symbol
2014-01-21 20:18:26 -08:00
compat_ioctl.c
block: Get rid of blk_get_backing_dev_info()
2017-02-02 08:21:32 -07:00
deadline-iosched.c
block: enumify ELEVATOR_*_MERGE
2017-02-08 13:43:06 -07:00
elevator.c
block: don't call ioc_exit_icq() with the queue lock held for blk-mq
2017-03-02 13:59:08 -07:00
genhd.c
Revert "scsi, block: fix duplicate bdi name registration crashes"
2017-03-08 10:55:17 -07:00
ioctl.c
block: Get rid of blk_get_backing_dev_info()
2017-02-02 08:21:32 -07:00
ioprio.c
sched/headers: Prepare to move the task_lock()/unlock() APIs to <linux/sched/task.h>
2017-03-02 08:42:38 +01:00
Kconfig
virtio, vhost: optimizations, fixes
2017-03-02 13:53:13 -08:00
Kconfig.iosched
block: get rid of blk-mq default scheduler choice Kconfig entries
2017-02-22 13:19:45 -07:00
Makefile
virtio, vhost: optimizations, fixes
2017-03-02 13:53:13 -08:00
mq-deadline.c
block: enumify ELEVATOR_*_MERGE
2017-02-08 13:43:06 -07:00
noop-iosched.c
block: move existing elevator ops to union
2017-01-17 10:03:33 -07:00
opal_proto.h
block/sed-opal: allocate struct opal_dev dynamically
2017-02-17 12:41:47 -07:00
partition-generic.c
block: Rename blk_queue_zone_size and bdev_zone_size
2017-01-12 07:58:32 -07:00
scsi_ioctl.c
block: fold cmd_type into the REQ_OP_ space
2017-01-31 14:00:44 -07:00
sed-opal.c
block/sed: Fix opal user range check and unused variables
2017-03-08 09:56:12 -07:00
t10-pi.c
block: Consolidate static integrity profile properties
2015-10-21 14:42:38 -06:00