schedule_zero 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:

drivers/md/dm-thin.c, line 1377 (as a function)

Referenced in 1 files:

drivers/md/dm-thin.c
- line 1426
- line 1936

Smatch caller information:

drivers/md/dm-thin.c provision_block() -> schedule_zero()

Type	Parameter	Key	Value
PARAM_VALUE	0	tc	4096-ptr_max
PARAM_VALUE	0	tc->deferred_cells.next	1-u64max
PARAM_VALUE	0	tc->deferred_cells.next->next	1-u64max
PARAM_VALUE	0	tc->deferred_cells.prev	1-u64max
PARAM_VALUE	0	tc->deferred_cells.prev->next	1-u64max
PARAM_VALUE	0	tc->deferred_cells.prev->prev	1-u64max
PARAM_VALUE	0	tc->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->origin_dev	0
PARAM_VALUE	0	tc->pool	4096-ptr_max
PARAM_VALUE	0	tc->pool->all_io_ds->current_entry	0-4294967295
PARAM_VALUE	0	tc->pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->pool->low_water_triggered	1
PARAM_VALUE	0	tc->pool->next_mapping	1-u64max
PARAM_VALUE	0	tc->pool->next_mapping->tc->td->changed	0-1
PARAM_VALUE	0	tc->pool->no_space_timeout->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	tc->pool->no_space_timeout.timer.entry->pprev	4096-ptr_max
PARAM_VALUE	0	tc->pool->no_space_timeout.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	tc->pool->no_space_timeout.work.lockdep_map->name	0-255
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->cache.num_locks	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->blocked_on	(-1)-0
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->need_reserved_buffers	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->bm->read_only	0-1
PARAM_VALUE	0	tc->pool->pmd->data_block_size	0-s64max
PARAM_VALUE	0	tc->pool->pmd->data_sm	0-s64max
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->lock.first_waiter->task->blocked_on	(-1)-0
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->lock.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->need_reserved_buffers	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->fail_io	0
PARAM_VALUE	0	tc->pool->pmd->flags	0-s64max
PARAM_VALUE	0	tc->pool->pmd->in_service	1
PARAM_VALUE	0	tc->pool->pmd->root_lock.dep_map->name	0-255
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->type	0-1
PARAM_VALUE	0	tc->pool->pmd->time	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->async_write_error	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->cache.num_locks	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->tm->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->pool->process_bio	1384511198513909760,7991807685926547456,8752578213440634880
PARAM_VALUE	0	tc->pool->process_cell	819502686028488704,1438208356453273600,6457992192310935552
PARAM_VALUE	0	tc->pool->process_discard	1384511198513909760,2353795378601926656,4998615616779755520
PARAM_VALUE	0	tc->pool->process_discard_cell	1438208356453273600,2546112863210897408,4734942750516097024,5004307637888102400
PARAM_VALUE	0	tc->pool->process_prepared_discard	1575030001462607872,3207567192974540800,7211498306549579776,7715493549760503808
PARAM_VALUE	0	tc->pool->process_prepared_discard_pt2	871277747596689408
PARAM_VALUE	0	tc->pool->process_prepared_mapping	6761281512312950784,8664862613375811584
PARAM_VALUE	0	tc->pool->shared_read_ds->current_entry	0-4294967295
PARAM_VALUE	0	tc->pool->throttle.lock.first_waiter->type	0-1
PARAM_VALUE	0	tc->pool->ti->private->adjusted_pf.mode	0-4294967295
PARAM_VALUE	0	tc->pool->ti->table->event_context->event_nr.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->ti->table->event_context->uevent_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->requeue_mode	0
PARAM_VALUE	0	tc->td	4096-ptr_max
PARAM_VALUE	0	tc->td->changed	0-1
PARAM_VALUE	0	tc->td->pmd->root_lock.dep_map->name	0-255
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->type	0-1
PARAM_VALUE	3	cell	4096-ptr_max
PARAM_VALUE	3	cell->holder	4096-ptr_max
PARAM_VALUE	4	bio	4096-ptr_max
PARAM_VALUE	4	bio->bi_iter.bi_size	1-u32max
CAPPED_DATA	0	tc->pool->pmd->data_block_size	1
CAPPED_DATA	0	tc->pool->pmd->metadata_reserve	1
DATA_SOURCE	0	tc	$0
DATA_SOURCE	1	virt_block	$2
DATA_SOURCE	3	cell	$3
DATA_SOURCE	4	bio	$1
NOCHECK_CALL
LOCK2		&pool->lock

drivers/md/dm-thin.c schedule_external_copy() -> schedule_zero()

Type	Parameter	Key	Value
PARAM_VALUE	0	tc	4096-ptr_max
PARAM_VALUE	0	tc->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->origin_dev	1-u64max
PARAM_VALUE	0	tc->origin_size	0-18446744073709551614
PARAM_VALUE	0	tc->pool	4096-ptr_max
PARAM_VALUE	0	tc->pool->all_io_ds->current_entry	0-4294967295
PARAM_VALUE	0	tc->pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->pool->low_water_triggered	1
PARAM_VALUE	0	tc->pool->next_mapping	1-u64max
PARAM_VALUE	0	tc->pool->next_mapping->tc->td->changed	0-1
PARAM_VALUE	0	tc->pool->no_space_timeout->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	tc->pool->no_space_timeout.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->cache.num_locks	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->blocked_on	(-1)-0
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->bm->bufio->need_reserved_buffers	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->bm->read_only	0-1
PARAM_VALUE	0	tc->pool->pmd->data_block_size	0-s64max
PARAM_VALUE	0	tc->pool->pmd->data_sm	0-s64max
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->lock.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->details_info.tm->bm->bufio->need_reserved_buffers	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->fail_io	0
PARAM_VALUE	0	tc->pool->pmd->flags	0-s64max
PARAM_VALUE	0	tc->pool->pmd->in_service	1
PARAM_VALUE	0	tc->pool->pmd->root_lock.dep_map->name	0-255
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	0	tc->pool->pmd->root_lock.first_waiter->type	0-1
PARAM_VALUE	0	tc->pool->pmd->root_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	tc->pool->pmd->time	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->async_write_error	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->cache.num_locks	0-4294967295
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	tc->pool->pmd->tm->bm->bufio->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->pmd->tm->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->pool->process_bio	1384511198513909760,7991807685926547456,8752578213440634880
PARAM_VALUE	0	tc->pool->process_cell	819502686028488704,1438208356453273600,6457992192310935552
PARAM_VALUE	0	tc->pool->process_discard	1384511198513909760,2353795378601926656,4998615616779755520
PARAM_VALUE	0	tc->pool->process_discard_cell	1438208356453273600,2546112863210897408,4734942750516097024,5004307637888102400
PARAM_VALUE	0	tc->pool->process_prepared_discard	1575030001462607872,3207567192974540800,7211498306549579776,7715493549760503808
PARAM_VALUE	0	tc->pool->process_prepared_discard_pt2	871277747596689408
PARAM_VALUE	0	tc->pool->process_prepared_mapping	6761281512312950784,8664862613375811584
PARAM_VALUE	0	tc->pool->shared_read_ds->current_entry	0-4294967295
PARAM_VALUE	0	tc->pool->throttle.lock.first_waiter->type	0-1
PARAM_VALUE	0	tc->pool->ti->private->adjusted_pf.mode	0-4294967295
PARAM_VALUE	0	tc->pool->ti->table->event_context->event_nr.counter	s32min-s32max
PARAM_VALUE	0	tc->pool->ti->table->event_context->uevent_list.next->prev	4676452854923595776
PARAM_VALUE	0	tc->pool->ti->table->event_context->uevent_list.next->prev->next	4676452854923595776
PARAM_VALUE	0	tc->pool->ti->table->event_context->uevent_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tc->requeue_mode	0
PARAM_VALUE	0	tc->td	4096-ptr_max
PARAM_VALUE	0	tc->td->changed	0-1
PARAM_VALUE	0	tc->td->pmd->root_lock.dep_map->name	0-255
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	tc->td->pmd->root_lock.first_waiter->type	0-1
PARAM_VALUE	3	cell	4096-ptr_max
PARAM_VALUE	3	cell->holder	4096-ptr_max
PARAM_VALUE	4	bio	4096-ptr_max
PARAM_VALUE	4	bio->bi_iter.bi_size	1-u32max
CAPPED_DATA	0	tc->origin_size	1
CAPPED_DATA	0	tc->pool->pmd->data_block_size	1
CAPPED_DATA	0	tc->pool->pmd->metadata_reserve	1
DATA_SOURCE	0	tc	$0
DATA_SOURCE	1	virt_block	$1
DATA_SOURCE	2	data_block	$2
DATA_SOURCE	3	cell	$3
DATA_SOURCE	4	bio	$4
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	3	cell->key.block_begin
NO_OVERFLOW_SIMPLE	3	cell->key.block_end
LOCK2		&pool->lock