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Merge tag 'for-6.2/block-2022-12-08' of git://git.kernel.dk/linux

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Pull block updates from Jens Axboe:

 - NVMe pull requests via Christoph:
      - Support some passthrough commands without CAP_SYS_ADMIN (Kanchan
        Joshi)
      - Refactor PCIe probing and reset (Christoph Hellwig)
      - Various fabrics authentication fixes and improvements (Sagi
        Grimberg)
      - Avoid fallback to sequential scan due to transient issues (Uday
        Shankar)
      - Implement support for the DEAC bit in Write Zeroes (Christoph
        Hellwig)
      - Allow overriding the IEEE OUI and firmware revision in configfs
        for nvmet (Aleksandr Miloserdov)
      - Force reconnect when number of queue changes in nvmet (Daniel
        Wagner)
      - Minor fixes and improvements (Uros Bizjak, Joel Granados, Sagi
        Grimberg, Christoph Hellwig, Christophe JAILLET)
      - Fix and cleanup nvme-fc req allocation (Chaitanya Kulkarni)
      - Use the common tagset helpers in nvme-pci driver (Christoph
        Hellwig)
      - Cleanup the nvme-pci removal path (Christoph Hellwig)
      - Use kstrtobool() instead of strtobool (Christophe JAILLET)
      - Allow unprivileged passthrough of Identify Controller (Joel
        Granados)
      - Support io stats on the mpath device (Sagi Grimberg)
      - Minor nvmet cleanup (Sagi Grimberg)

 - MD pull requests via Song:
      - Code cleanups (Christoph)
      - Various fixes

 - Floppy pull request from Denis:
      - Fix a memory leak in the init error path (Yuan)

 - Series fixing some batch wakeup issues with sbitmap (Gabriel)

 - Removal of the pktcdvd driver that was deprecated more than 5 years
   ago, and subsequent removal of the devnode callback in struct
   block_device_operations as no users are now left (Greg)

 - Fix for partition read on an exclusively opened bdev (Jan)

 - Series of elevator API cleanups (Jinlong, Christoph)

 - Series of fixes and cleanups for blk-iocost (Kemeng)

 - Series of fixes and cleanups for blk-throttle (Kemeng)

 - Series adding concurrent support for sync queues in BFQ (Yu)

 - Series bringing drbd a bit closer to the out-of-tree maintained
   version (Christian, Joel, Lars, Philipp)

 - Misc drbd fixes (Wang)

 - blk-wbt fixes and tweaks for enable/disable (Yu)

 - Fixes for mq-deadline for zoned devices (Damien)

 - Add support for read-only and offline zones for null_blk
   (Shin'ichiro)

 - Series fixing the delayed holder tracking, as used by DM (Yu,
   Christoph)

 - Series enabling bio alloc caching for IRQ based IO (Pavel)

 - Series enabling userspace peer-to-peer DMA (Logan)

 - BFQ waker fixes (Khazhismel)

 - Series fixing elevator refcount issues (Christoph, Jinlong)

 - Series cleaning up references around queue destruction (Christoph)

 - Series doing quiesce by tagset, enabling cleanups in drivers
   (Christoph, Chao)

 - Series untangling the queue kobject and queue references (Christoph)

 - Misc fixes and cleanups (Bart, David, Dawei, Jinlong, Kemeng, Ye,
   Yang, Waiman, Shin'ichiro, Randy, Pankaj, Christoph)

* tag 'for-6.2/block-2022-12-08' of git://git.kernel.dk/linux: (247 commits)
  blktrace: Fix output non-blktrace event when blk_classic option enabled
  block: sed-opal: Don't include <linux/kernel.h>
  sed-opal: allow using IOC_OPAL_SAVE for locking too
  blk-cgroup: Fix typo in comment
  block: remove bio_set_op_attrs
  nvmet: don't open-code NVME_NS_ATTR_RO enumeration
  nvme-pci: use the tagset alloc/free helpers
  nvme: add the Apple shared tag workaround to nvme_alloc_io_tag_set
  nvme: only set reserved_tags in nvme_alloc_io_tag_set for fabrics controllers
  nvme: consolidate setting the tagset flags
  nvme: pass nr_maps explicitly to nvme_alloc_io_tag_set
  block: bio_copy_data_iter
  nvme-pci: split out a nvme_pci_ctrl_is_dead helper
  nvme-pci: return early on ctrl state mismatch in nvme_reset_work
  nvme-pci: rename nvme_disable_io_queues
  nvme-pci: cleanup nvme_suspend_queue
  nvme-pci: remove nvme_pci_disable
  nvme-pci: remove nvme_disable_admin_queue
  nvme: merge nvme_shutdown_ctrl into nvme_disable_ctrl
  nvme: use nvme_wait_ready in nvme_shutdown_ctrl
  ...
This commit is contained in:
Linus Torvalds
2022-12-13 10:43:59 -08:00
parent 96f7e448b9 f596da3efa
commit ce8a79d560
144 changed files with 3235 additions and 5913 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
block/genhd.c
View File

@@ -356,7 +356,7 @@ void disk_uevent(struct gendisk *disk, enum kobject_action action)
}
EXPORT_SYMBOL_GPL(disk_uevent);
int disk_scan_partitions(struct gendisk *disk, fmode_t mode)
int disk_scan_partitions(struct gendisk *disk, fmode_t mode, void *owner)
{
struct block_device *bdev;
@@ -366,6 +366,9 @@ int disk_scan_partitions(struct gendisk *disk, fmode_t mode)
return -EINVAL;
if (disk->open_partitions)
return -EBUSY;
/* Someone else has bdev exclusively open? */
if (disk->part0->bd_holder && disk->part0->bd_holder != owner)
return -EBUSY;
set_bit(GD_NEED_PART_SCAN, &disk->state);
bdev = blkdev_get_by_dev(disk_devt(disk), mode, NULL);
@@ -479,10 +482,6 @@ int __must_check device_add_disk(struct device *parent, struct gendisk *disk,
goto out_put_holder_dir;
}
ret = bd_register_pending_holders(disk);
if (ret < 0)
goto out_put_slave_dir;
ret = blk_register_queue(disk);
if (ret)
goto out_put_slave_dir;
@@ -500,7 +499,7 @@ int __must_check device_add_disk(struct device *parent, struct gendisk *disk,
bdev_add(disk->part0, ddev->devt);
if (get_capacity(disk))
disk_scan_partitions(disk, FMODE_READ);
disk_scan_partitions(disk, FMODE_READ, NULL);
/*
* Announce the disk and partitions after all partitions are
@@ -530,6 +529,7 @@ out_unregister_queue:
rq_qos_exit(disk->queue);
out_put_slave_dir:
kobject_put(disk->slave_dir);
disk->slave_dir = NULL;
out_put_holder_dir:
kobject_put(disk->part0->bd_holder_dir);
out_del_integrity:
@@ -560,6 +560,11 @@ void blk_mark_disk_dead(struct gendisk *disk)
{
set_bit(GD_DEAD, &disk->state);
blk_queue_start_drain(disk->queue);
/*
* Stop buffered writers from dirtying pages that can't be written out.
*/
set_capacity_and_notify(disk, 0);
}
EXPORT_SYMBOL_GPL(blk_mark_disk_dead);
@@ -629,6 +634,7 @@ void del_gendisk(struct gendisk *disk)
kobject_put(disk->part0->bd_holder_dir);
kobject_put(disk->slave_dir);
disk->slave_dir = NULL;
part_stat_set_all(disk->part0, 0);
disk->part0->bd_stamp = 0;
@@ -643,7 +649,9 @@ void del_gendisk(struct gendisk *disk)
blk_sync_queue(q);
blk_flush_integrity();
blk_mq_cancel_work_sync(q);
if (queue_is_mq(q))
blk_mq_cancel_work_sync(q);
blk_mq_quiesce_queue(q);
if (q->elevator) {
@@ -1193,21 +1201,10 @@ struct class block_class = {
.dev_uevent = block_uevent,
};
static char *block_devnode(struct device *dev, umode_t *mode,
kuid_t *uid, kgid_t *gid)
{
struct gendisk *disk = dev_to_disk(dev);
if (disk->fops->devnode)
return disk->fops->devnode(disk, mode);
return NULL;
}
const struct device_type disk_type = {
.name = "disk",
.groups = disk_attr_groups,
.release = disk_release,
.devnode = block_devnode,
};
#ifdef CONFIG_PROC_FS
@@ -1412,7 +1409,7 @@ struct gendisk *__blk_alloc_disk(int node, struct lock_class_key *lkclass)
struct request_queue *q;
struct gendisk *disk;
q = blk_alloc_queue(node, false);
q = blk_alloc_queue(node);
if (!q)
return NULL;