Merge tag 'for-6.15/block-20250322' of git://git.kernel.dk/linux

Pull block updates from Jens Axboe:

 - Fixes for integrity handling

 - NVMe pull request via Keith:
      - Secure concatenation for TCP transport (Hannes)
      - Multipath sysfs visibility (Nilay)
      - Various cleanups (Qasim, Baruch, Wang, Chen, Mike, Damien, Li)
      - Correct use of 64-bit BARs for pci-epf target (Niklas)
      - Socket fix for selinux when used in containers (Peijie)

 - MD pull request via Yu:
      - fix recovery can preempt resync (Li Nan)
      - fix md-bitmap IO limit (Su Yue)
      - fix raid10 discard with REQ_NOWAIT (Xiao Ni)
      - fix raid1 memory leak (Zheng Qixing)
      - fix mddev uaf (Yu Kuai)
      - fix raid1,raid10 IO flags (Yu Kuai)
      - some refactor and cleanup (Yu Kuai)

 - Series cleaning up and fixing bugs in the bad block handling code

 - Improve support for write failure simulation in null_blk

 - Various lock ordering fixes

 - Fixes for locking for debugfs attributes

 - Various ublk related fixes and improvements

 - Cleanups for blk-rq-qos wait handling

 - blk-throttle fixes

 - Fixes for loop dio and sync handling

 - Fixes and cleanups for the auto-PI code

 - Block side support for hardware encryption keys in blk-crypto

 - Various cleanups and fixes

* tag 'for-6.15/block-20250322' of git://git.kernel.dk/linux: (105 commits)
  nvmet: replace max(a, min(b, c)) by clamp(val, lo, hi)
  nvme-tcp: fix selinux denied when calling sock_sendmsg
  nvmet: pci-epf: Always configure BAR0 as 64-bit
  nvmet: Remove duplicate uuid_copy
  nvme: zns: Simplify nvme_zone_parse_entry()
  nvmet: pci-epf: Remove redundant 'flush_workqueue()' calls
  nvmet-fc: Remove unused functions
  nvme-pci: remove stale comment
  nvme-fc: Utilise min3() to simplify queue count calculation
  nvme-multipath: Add visibility for queue-depth io-policy
  nvme-multipath: Add visibility for numa io-policy
  nvme-multipath: Add visibility for round-robin io-policy
  nvmet: add tls_concat and tls_key debugfs entries
  nvmet-tcp: support secure channel concatenation
  nvmet: Add 'sq' argument to alloc_ctrl_args
  nvme-fabrics: reset admin connection for secure concatenation
  nvme-tcp: request secure channel concatenation
  nvme-keyring: add nvme_tls_psk_refresh()
  nvme: add nvme_auth_derive_tls_psk()
  nvme: add nvme_auth_generate_digest()
  ...

1 files changed, 8 insertions, 12 deletions

diff --git a/block/blk-iocost.c b/block/blk-iocost.c
index ed11438eb4be..5bfd70311359 100644
--- a/block/blk-iocost.c
+++ b/block/blk-iocost.c
@@ -2718,8 +2718,7 @@ retry_lock:
 	 * All waiters are on iocg->waitq and the wait states are
 	 * synchronized using waitq.lock.
 	 */
-	init_waitqueue_func_entry(&wait.wait, iocg_wake_fn);
-	wait.wait.private = current;
+	init_wait_func(&wait.wait, iocg_wake_fn);
 	wait.bio = bio;
 	wait.abs_cost = abs_cost;
 	wait.committed = false;	/* will be set true by waker */
@@ -3223,14 +3222,16 @@ static ssize_t ioc_qos_write(struct kernfs_open_file *of, char *input,
 	u32 qos[NR_QOS_PARAMS];
 	bool enable, user;
 	char *body, *p;
-	unsigned int memflags;
+	unsigned long memflags;
 	int ret;
 
 	blkg_conf_init(&ctx, input);
 
-	ret = blkg_conf_open_bdev(&ctx);
-	if (ret)
+	memflags = blkg_conf_open_bdev_frozen(&ctx);
+	if (IS_ERR_VALUE(memflags)) {
+		ret = memflags;
 		goto err;
+	}
 
 	body = ctx.body;
 	disk = ctx.bdev->bd_disk;
@@ -3247,7 +3248,6 @@ static ssize_t ioc_qos_write(struct kernfs_open_file *of, char *input,
 		ioc = q_to_ioc(disk->queue);
 	}
 
-	memflags = blk_mq_freeze_queue(disk->queue);
 	blk_mq_quiesce_queue(disk->queue);
 
 	spin_lock_irq(&ioc->lock);
@@ -3347,19 +3347,15 @@ static ssize_t ioc_qos_write(struct kernfs_open_file *of, char *input,
 		wbt_enable_default(disk);
 
 	blk_mq_unquiesce_queue(disk->queue);
-	blk_mq_unfreeze_queue(disk->queue, memflags);
 
-	blkg_conf_exit(&ctx);
+	blkg_conf_exit_frozen(&ctx, memflags);
 	return nbytes;
 einval:
 	spin_unlock_irq(&ioc->lock);
-
 	blk_mq_unquiesce_queue(disk->queue);
-	blk_mq_unfreeze_queue(disk->queue, memflags);
-
 	ret = -EINVAL;
 err:
-	blkg_conf_exit(&ctx);
+	blkg_conf_exit_frozen(&ctx, memflags);
 	return ret;
 }