summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--block/bfq-cgroup.c7
-rw-r--r--block/bfq-iosched.c529
-rw-r--r--block/bfq-iosched.h19
-rw-r--r--block/bfq-wf2q.c7
-rw-r--r--block/bio-integrity.c1
-rw-r--r--block/bio.c30
-rw-r--r--block/blk-core.c87
-rw-r--r--block/blk-exec.c2
-rw-r--r--block/blk-lib.c12
-rw-r--r--block/blk-map.c4
-rw-r--r--block/blk-merge.c13
-rw-r--r--block/blk-mq-debugfs.c22
-rw-r--r--block/blk-mq-sched.c3
-rw-r--r--block/blk-mq-sched.h2
-rw-r--r--block/blk-mq-sysfs.c9
-rw-r--r--block/blk-mq-tag.c13
-rw-r--r--block/blk-mq.c667
-rw-r--r--block/blk-mq.h52
-rw-r--r--block/blk-sysfs.c47
-rw-r--r--block/blk-throttle.c146
-rw-r--r--block/blk-timeout.c26
-rw-r--r--block/blk-zoned.c42
-rw-r--r--block/blk.h46
-rw-r--r--block/bounce.c33
-rw-r--r--block/bsg-lib.c3
-rw-r--r--block/bsg.c40
-rw-r--r--block/deadline-iosched.c114
-rw-r--r--block/elevator.c12
-rw-r--r--block/genhd.c23
-rw-r--r--block/mq-deadline.c141
-rw-r--r--block/partitions/msdos.c4
-rw-r--r--block/scsi_ioctl.c34
-rw-r--r--crypto/Kconfig1
-rw-r--r--crypto/scompress.c51
-rw-r--r--drivers/block/DAC960.c160
-rw-r--r--drivers/block/Kconfig4
-rw-r--r--drivers/block/aoe/aoe.h3
-rw-r--r--drivers/block/aoe/aoecmd.c48
-rw-r--r--drivers/block/drbd/drbd_bitmap.c2
-rw-r--r--drivers/block/null_blk.c290
-rw-r--r--drivers/block/pktcdvd.c12
-rw-r--r--drivers/block/smart1,2.h278
-rw-r--r--drivers/block/zram/zram_drv.c2
-rw-r--r--drivers/lightnvm/Kconfig7
-rw-r--r--drivers/lightnvm/Makefile1
-rw-r--r--drivers/lightnvm/core.c462
-rw-r--r--drivers/lightnvm/pblk-cache.c5
-rw-r--r--drivers/lightnvm/pblk-core.c55
-rw-r--r--drivers/lightnvm/pblk-gc.c23
-rw-r--r--drivers/lightnvm/pblk-init.c104
-rw-r--r--drivers/lightnvm/pblk-map.c2
-rw-r--r--drivers/lightnvm/pblk-rb.c111
-rw-r--r--drivers/lightnvm/pblk-read.c35
-rw-r--r--drivers/lightnvm/pblk-recovery.c43
-rw-r--r--drivers/lightnvm/pblk-rl.c54
-rw-r--r--drivers/lightnvm/pblk-sysfs.c15
-rw-r--r--drivers/lightnvm/pblk-write.c23
-rw-r--r--drivers/lightnvm/pblk.h163
-rw-r--r--drivers/lightnvm/rrpc.c1625
-rw-r--r--drivers/lightnvm/rrpc.h290
-rw-r--r--drivers/md/bcache/alloc.c19
-rw-r--r--drivers/md/bcache/bcache.h24
-rw-r--r--drivers/md/bcache/btree.c10
-rw-r--r--drivers/md/bcache/closure.c47
-rw-r--r--drivers/md/bcache/closure.h60
-rw-r--r--drivers/md/bcache/debug.c7
-rw-r--r--drivers/md/bcache/io.c13
-rw-r--r--drivers/md/bcache/movinggc.c2
-rw-r--r--drivers/md/bcache/request.c29
-rw-r--r--drivers/md/bcache/super.c27
-rw-r--r--drivers/md/bcache/util.c34
-rw-r--r--drivers/md/bcache/util.h1
-rw-r--r--drivers/md/bcache/writeback.c203
-rw-r--r--drivers/md/bcache/writeback.h12
-rw-r--r--drivers/md/dm-crypt.c1
-rw-r--r--drivers/md/dm-mpath.c19
-rw-r--r--drivers/md/dm-rq.c28
-rw-r--r--drivers/md/dm.c21
-rw-r--r--drivers/nvme/host/Makefile4
-rw-r--r--drivers/nvme/host/core.c134
-rw-r--r--drivers/nvme/host/fabrics.c22
-rw-r--r--drivers/nvme/host/fabrics.h2
-rw-r--r--drivers/nvme/host/fc.c7
-rw-r--r--drivers/nvme/host/lightnvm.c185
-rw-r--r--drivers/nvme/host/multipath.c44
-rw-r--r--drivers/nvme/host/nvme.h9
-rw-r--r--drivers/nvme/host/pci.c216
-rw-r--r--drivers/nvme/host/rdma.c6
-rw-r--r--drivers/nvme/host/trace.c130
-rw-r--r--drivers/nvme/host/trace.h165
-rw-r--r--drivers/nvme/target/Kconfig2
-rw-r--r--drivers/nvme/target/core.c14
-rw-r--r--drivers/nvme/target/fabrics-cmd.c2
-rw-r--r--drivers/nvme/target/fc.c60
-rw-r--r--drivers/nvme/target/fcloop.c244
-rw-r--r--drivers/nvme/target/loop.c3
-rw-r--r--drivers/nvme/target/rdma.c83
-rw-r--r--drivers/target/Kconfig1
-rw-r--r--drivers/target/target_core_transport.c46
-rw-r--r--fs/btrfs/compression.c4
-rw-r--r--fs/btrfs/extent_io.c11
-rw-r--r--fs/btrfs/extent_io.h2
-rw-r--r--fs/btrfs/inode.c8
-rw-r--r--fs/buffer.c2
-rw-r--r--fs/f2fs/data.c2
-rw-r--r--fs/fs-writeback.c2
-rw-r--r--include/linux/bio.h24
-rw-r--r--include/linux/blk-cgroup.h8
-rw-r--r--include/linux/blk-mq.h3
-rw-r--r--include/linux/blk_types.h28
-rw-r--r--include/linux/blkdev.h172
-rw-r--r--include/linux/bvec.h9
-rw-r--r--include/linux/elevator.h2
-rw-r--r--include/linux/genhd.h5
-rw-r--r--include/linux/lightnvm.h125
-rw-r--r--include/linux/nvme.h22
-rw-r--r--include/linux/scatterlist.h11
-rw-r--r--include/uapi/linux/lightnvm.h9
-rw-r--r--kernel/irq/affinity.c30
-rw-r--r--kernel/power/swap.c2
-rw-r--r--lib/Kconfig4
-rw-r--r--lib/sbitmap.c2
-rw-r--r--lib/scatterlist.c127
-rw-r--r--mm/page_io.c4
124 files changed, 3884 insertions, 4729 deletions
diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c
index da1525ec4c87..d819dc77fe65 100644
--- a/block/bfq-cgroup.c
+++ b/block/bfq-cgroup.c
@@ -775,10 +775,11 @@ static void bfq_pd_offline(struct blkg_policy_data *pd)
unsigned long flags;
int i;
+ spin_lock_irqsave(&bfqd->lock, flags);
+
if (!entity) /* root group */
- return;
+ goto put_async_queues;
- spin_lock_irqsave(&bfqd->lock, flags);
/*
* Empty all service_trees belonging to this group before
* deactivating the group itself.
@@ -809,6 +810,8 @@ static void bfq_pd_offline(struct blkg_policy_data *pd)
}
__bfq_deactivate_entity(entity, false);
+
+put_async_queues:
bfq_put_async_queues(bfqd, bfqg);
spin_unlock_irqrestore(&bfqd->lock, flags);
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index bcb6d21baf12..47e6ec7427c4 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -166,6 +166,20 @@ static const int bfq_async_charge