__add_wait_queue identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

include/linux/wait.h, line 171 (as a function)

Referenced in 10 files:

Smatch caller information:

drivers/gpu/drm/radeon/radeon_fence.c radeon_fence_enable_signaling() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->flags	0
PARAM_VALUE	1	wq_entry->func	3202912241785561088
PARAM_VALUE	1	wq_entry->private	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2		rcu_read
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		&vm->lock
HALF_LOCKED2		global &drm_unplug_srcu

mm/userfaultfd.c handle_userfault() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	7064042002420256800
PARAM_VALUE	1	wq_entry->flags	0
PARAM_VALUE	1	wq_entry->func	7324470384730882048
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ctx->fault_pending_wqh.lock
LOCK2		irq
TYPE_LOCK		(struct wait_queue_head)->lock

mm/userfaultfd.c userfaultfd_ctx_read() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	7865308866326880256
PARAM_VALUE	1	wq_entry->entry.next	0
PARAM_VALUE	1	wq_entry->entry.prev	0
PARAM_VALUE	1	wq_entry->flags	0
PARAM_VALUE	1	wq_entry->func	3048851846701985792
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ctx->fd_wqh.lock
LOCK2		irq
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct wait_queue_head)->lock

mm/userfaultfd.c userfaultfd_ctx_read() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ctx->event_wqh.lock
LOCK2		irq
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct wait_queue_head)->lock

mm/userfaultfd.c userfaultfd_event_wait_completion() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	1763872162714255392,3564991124496838688,5202154492632735776,8589163653414457376
PARAM_VALUE	1	wq_entry->flags	0
PARAM_VALUE	1	wq_entry->func	3048851846701985792
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ctx->event_wqh.lock
LOCK2		irq
TYPE_LOCK		(struct wait_queue_head)->lock

block/blk-mq.c blk_mq_mark_tag_wait() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	0	wq_head->lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->entry.next	4096-ptr_max
PARAM_VALUE	1	wq_entry->flags	0,2-u32max
BUF_SIZE	0	wq_head	88
BUF_SIZE	1	wq_entry	40
CAPPED_DATA	1	wq_entry->entry.next	1
CAPPED_DATA	1	&wq_entry->entry	1
PARAM_COMPARE	1	wq_entry->entry.next	== $1->entry.prev
PARAM_COMPARE	1	&wq_entry->entry	== $1->entry.next
BIT_INFO	1	wq_entry->flags	0x0,0xfffffffe
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&hctx->dispatch_wait_lock
LOCK2		irq
LOCK2	0	&wq_head->lock
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct blk_mq_hw_ctx)->dispatch_wait_lock
TYPE_LOCK		(struct wait_queue_head)->lock

drivers/md/dm-snap.c wait_for_in_progress() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	4492213289293590528
PARAM_VALUE	1	wq_entry->entry.next	0
PARAM_VALUE	1	wq_entry->entry.prev	0
PARAM_VALUE	1	wq_entry->flags	0
PARAM_VALUE	1	wq_entry->func	3048851846701985792
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&md->io_barrier
LOCK2		&s->in_progress_wait.lock
HALF_LOCKED2		&bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2		&md->swap_bios_semaphore
HALF_LOCKED2		global &_origins_lock
TYPE_LOCK		(struct mapped_device)->io_barrier
TYPE_LOCK		(struct wait_queue_head)->lock

io_uring/io-wq.c io_wait_on_hash() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->entry.next	4096-ptr_max
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
LOCK2		&wq->hash->wait.lock
LOCK2		irq
TYPE_LOCK		(struct wait_queue_head)->lock

net/unix/af_unix.c unix_dgram_peer_wake_connect() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->private	4096-ptr_max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&u_other->peer_wq.wait.lock
TYPE_LOCK		(struct wait_queue_head)->lock

kernel/sched/build_utility.c add_wait_queue() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->flags	0,2-u32max
BUF_SIZE	0	wq_head	(-1),88
BUF_SIZE	0	wq_head	(-1),88
DATA_SOURCE	0	wq_head	$0
DATA_SOURCE	1	wq_entry	$1
BIT_INFO	1	wq_entry->flags	0x0,0xfffffffe
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&wq_head->lock
HALF_LOCKED2		&c->erase_completion_lock
HALF_LOCKED2		&c->inocache_lock
HALF_LOCKED2		&chip->mutex
HALF_LOCKED2		&clcsk->sk_callback_lock
HALF_LOCKED2		&client->mount_mutex
HALF_LOCKED2		&ctl->read_lock
HALF_LOCKED2		&ctx->fault_pending_wqh.lock
HALF_LOCKED2		&ctx->fd_wqh.lock
HALF_LOCKED2		&dev->attach_lock
HALF_LOCKED2		&dev->dev.mutex
HALF_LOCKED2		&dev->dev_mutex
HALF_LOCKED2		&dev->irq_lock
HALF_LOCKED2		&dev->mtx
HALF_LOCKED2		&device->cbuf_lock
HALF_LOCKED2		&ev->lock
HALF_LOCKED2		&f->lock
HALF_LOCKED2		&f->sem
HALF_LOCKED2		&fepriv->sem
HALF_LOCKED2		&khd->lock
HALF_LOCKED2		&ldata->atomic_read_lock
HALF_LOCKED2		&list->read_mutex
HALF_LOCKED2		&log->gclock
HALF_LOCKED2		&nn->bl_mutex
HALF_LOCKED2		&p->event_mutex
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		&proc->asts_spin
HALF_LOCKED2		&res->spinlock
HALF_LOCKED2		&rmidi->open_mutex
HALF_LOCKED2		&rp->fetch_lock
HALF_LOCKED2		&rp->printf_lock
HALF_LOCKED2		&runtime->oss.params_lock
HALF_LOCKED2		&sci->sc_state_lock
HALF_LOCKED2		&substream->lock
HALF_LOCKED2		&this->chip_lock
HALF_LOCKED2		&tty->atomic_write_lock
HALF_LOCKED2		&tty->ldisc_sem
HALF_LOCKED2		&tty->termios_rwsem
HALF_LOCKED2		&tu->ioctl_lock
HALF_LOCKED2		&tu->qlock
HALF_LOCKED2		&u->iolock
HALF_LOCKED2		&uport->lock
HALF_LOCKED2		&usblp->wmut
HALF_LOCKED2		&vc->port.buf.lock
HALF_LOCKED2		&vcp->vc_mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags
HALF_LOCKED2		global &TxAnchor.LazyLock
HALF_LOCKED2		global &ipmi_read_mutex
HALF_LOCKED2		global &jfsLCacheLock
HALF_LOCKED2		global &jfsTxnLock
HALF_LOCKED2		global &pernet_ops_rwsem
HALF_LOCKED2		global &resource_lock
HALF_LOCKED2		irq
HALF_LOCKED2		k->lock
HALF_LOCKED2		rcu_read
HALF_LOCKED2		sk
TYPE_LOCK		(struct wait_queue_head)->lock

kernel/sched/build_utility.c add_wait_queue_priority() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->flags	0,16-u32max
DATA_SOURCE	0	wq_head	$0
DATA_SOURCE	1	wq_entry	$1
BIT_INFO	1	wq_entry->flags	0x10,0xffffffff
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&wq_head->lock
TYPE_LOCK		(struct wait_queue_head)->lock

kernel/sched/build_utility.c prepare_to_wait() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->entry.next	4096-ptr_max
PARAM_VALUE	1	wq_entry->flags	0,2-u32max
BUF_SIZE	0	wq_head	(-1),88
BUF_SIZE	0	wq_head	(-1),88
CAPPED_DATA	1	&wq_entry->entry	1
DATA_SOURCE	0	wq_head	$0
DATA_SOURCE	1	wq_entry	$1
PARAM_COMPARE	1	&wq_entry->entry	== $1->entry.next
BIT_INFO	1	wq_entry->flags	0x0,0xfffffffe
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&wq_head->lock
HALF_LOCKED2		&((&xas)->xa)->xa_lock
HALF_LOCKED2		&adc_dev->fifo1_lock
HALF_LOCKED2		&ailp->ail_lock
HALF_LOCKED2		&bebob->lock
HALF_LOCKED2		&bitmap->counts.lock
HALF_LOCKED2		&bus->reg_lock
HALF_LOCKED2		&c->btree_cannibalize_lock
HALF_LOCKED2		&c->bucket_lock
HALF_LOCKED2		&ctx->uring_lock
HALF_LOCKED2		&dev->io_mutex
HALF_LOCKED2		&dev->power.lock
HALF_LOCKED2		&device->peer_seq_lock
HALF_LOCKED2		&device->resource->req_lock
HALF_LOCKED2		&dg00x->lock
HALF_LOCKED2		&dice->lock
HALF_LOCKED2		&efw->lock
HALF_LOCKED2		&ep->buffer_lock
HALF_LOCKED2		&ep->ex_lock
HALF_LOCKED2		&ff->lock
HALF_LOCKED2		&fifo_state->fifo_mutex
HALF_LOCKED2		&gl->gl_lockref.lock
HALF_LOCKED2		&hi->lock
HALF_LOCKED2		&hwmon->hwmon_lock
HALF_LOCKED2		&info->lock
HALF_LOCKED2		&inode->i_lock
HALF_LOCKED2		&itv->serialize_lock
HALF_LOCKED2		&itv->udma.lock
HALF_LOCKED2		&journal->j_list_lock
HALF_LOCKED2		&journal->j_state_lock
HALF_LOCKED2		&list->thread_lock
HALF_LOCKED2		&md->suspend_lock
HALF_LOCKED2		&motu->lock
HALF_LOCKED2		&nn->nfsd_ssc_lock
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&oxfw->lock
HALF_LOCKED2		&par->lock
HALF_LOCKED2		&pipe->mutex
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		&port->serial->disc_mutex
HALF_LOCKED2		&proc->inner_lock
HALF_LOCKED2		&resource->req_lock
HALF_LOCKED2		&root->kernfs_rwsem
HALF_LOCKED2		&root->kernfs_supers_rwsem
HALF_LOCKED2		&root->log_mutex
HALF_LOCKED2		&solo_dev->i2c_mutex
HALF_LOCKED2		&sqd->lock
HALF_LOCKED2		&state->owner->so_lock
HALF_LOCKED2		&state->seqlock.lock
HALF_LOCKED2		&tree->lock
HALF_LOCKED2		&tscadc->reg_lock
HALF_LOCKED2		&tscm->lock
HALF_LOCKED2		&wc->lock
HALF_LOCKED2		&zmd->map_lock
HALF_LOCKED2		_T->lock
HALF_LOCKED2		ap->lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags
HALF_LOCKED2		global &bch_register_lock
HALF_LOCKED2		global &bdev_lock
HALF_LOCKED2		global &cgroup_mutex
HALF_LOCKED2		global &flush_lock
HALF_LOCKED2		global &sess_lock
HALF_LOCKED2		global &speakup_info.spinlock
HALF_LOCKED2		global &spk_mutex
HALF_LOCKED2		global &umhelper_sem
HALF_LOCKED2		irq
HALF_LOCKED2		listener
HALF_LOCKED2		mb_lock
HALF_LOCKED2		rcu_read
HALF_LOCKED2		sk
TYPE_LOCK		(struct wait_queue_head)->lock

kernel/sched/build_utility.c prepare_to_wait_event() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->entry.next	4096-ptr_max
CAPPED_DATA	1	&wq_entry->entry	1
DATA_SOURCE	0	wq_head	$0
DATA_SOURCE	1	wq_entry	$1
PARAM_COMPARE	1	&wq_entry->entry	== $1->entry.next
BIT_INFO	1	wq_entry->flags	0x0,0xfffffffe
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&wq_head->lock
TYPE_LOCK		(struct wait_queue_head)->lock

drivers/md/dm-integrity.c sleep_on_endio_wait() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	1686202123944583168
PARAM_VALUE	1	wq_entry->entry.next	0
PARAM_VALUE	1	wq_entry->entry.prev	0
PARAM_VALUE	1	wq_entry->flags	0
PARAM_VALUE	1	wq_entry->func	3048851846701985792
PREEMPT_ADD
RX_PATH
NOCHECK_CALL
LOCK2		&ic->endio_wait.lock
LOCK2		irq
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct wait_queue_head)->lock

fs/eventpoll.c __add_wait_queue_exclusive() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	4096-ptr_max
PARAM_VALUE	1	wq_entry->func	8748672019257929728
DATA_SOURCE	0	wq_head	$0
DATA_SOURCE	1	wq_entry	$1
BIT_INFO	1	wq_entry->flags	0x1,0xffffffff
PREEMPT_ADD
NOCHECK_CALL
LOCK2		&ep->lock
LOCK2		irq
TYPE_LOCK		(struct eventpoll)->lock

fs/fs_pin.c pin_kill() -> __add_wait_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	wq_head	4096-ptr_max
PARAM_VALUE	1	wq_entry	4096-ptr_max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&p->wait.lock
LOCK2		irq
LOCK2		rcu_read
HALF_LOCKED2		global &acct_on_mutex
TYPE_LOCK		(struct wait_queue_head)->lock