allocate_vio_components identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/md/dm-vdo/vio.h, line 80 (as a prototype)

Defined in 1 files as a function:

drivers/md/dm-vdo/vio.c, line 78 (as a function)

Referenced in 5 files:

Smatch caller information:

drivers/md/dm-vdo/vdo.c initialize_geometry_block() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	0	vdo	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.done	0
PARAM_VALUE	0	vdo->admin.callback_sync.wait.lock.magic	3735899821
PARAM_VALUE	0	vdo->admin.callback_sync.wait.lock.owner	(-1)
PARAM_VALUE	0	vdo->admin.callback_sync.wait.lock.owner_cpu	u32max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.next	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.next->next	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.prev	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.prev->next	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	vdo->admin.completion.callback	0
PARAM_VALUE	0	vdo->admin.completion.complete	0
PARAM_VALUE	0	vdo->admin.completion.error_handler	0
PARAM_VALUE	0	vdo->admin.completion.my_queue	0
PARAM_VALUE	0	vdo->admin.completion.parent	0
PARAM_VALUE	0	vdo->admin.completion.priority	0
PARAM_VALUE	0	vdo->admin.completion.requeue	0
PARAM_VALUE	0	vdo->admin.completion.result	0
PARAM_VALUE	0	vdo->admin.completion.type	2
PARAM_VALUE	0	vdo->admin.state.current_state	8937173667591942144
PARAM_VALUE	0	vdo->allocations_allowed	1
PARAM_VALUE	0	vdo->device_config	4096-ptr_max
PARAM_VALUE	0	vdo->device_config->index_memory	(-768),(-512),(-256),0-1024
PARAM_VALUE	0	vdo->device_config->logical_block_size	512,4096
PARAM_VALUE	0	vdo->device_config->logical_blocks	0-1099511627776
PARAM_VALUE	0	vdo->device_config->max_discard_blocks	1-1048575
PARAM_VALUE	0	vdo->device_config->owning_target	4096-ptr_max
PARAM_VALUE	0	vdo->device_config->slab_blocks	8192-8388608
PARAM_VALUE	0	vdo->device_config->thread_counts.bio_ack_threads	0-100
PARAM_VALUE	0	vdo->device_config->thread_counts.bio_rotation_interval	1-1024
PARAM_VALUE	0	vdo->device_config->thread_counts.bio_threads	1-100
PARAM_VALUE	0	vdo->device_config->thread_counts.cpu_threads	1-100
PARAM_VALUE	0	vdo->device_config->thread_counts.hash_zones	0-100
PARAM_VALUE	0	vdo->device_config->thread_counts.logical_zones	0-60
PARAM_VALUE	0	vdo->device_config->thread_counts.physical_zones	0-16
PARAM_VALUE	0	vdo->device_config->version	0-4
PARAM_VALUE	0	vdo->device_config_list.next	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.next->next	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.prev	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.prev->next	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	vdo->instance	0-64
PARAM_VALUE	0	vdo->stats_mutex.dep_map->name	0-255
PARAM_VALUE	0	vdo->stats_mutex.first_waiter	0
PARAM_VALUE	0	vdo->stats_mutex.magic	4096-ptr_max
PARAM_VALUE	0	vdo->stats_mutex.osq.tail.counter	0
PARAM_VALUE	0	vdo->stats_mutex.owner.counter	0
PARAM_VALUE	1	vio_type	5
PARAM_VALUE	2	priority	1
PARAM_VALUE	3	parent	0
PARAM_VALUE	4	block_count	1
PARAM_VALUE	6	vio	4096-ptr_max
DATA_SOURCE	0	vdo	$0
MEM_ZERO	0	&vdo->admin.completion
USER_DATA	0	vdo->device_config->physical_blocks	0-u64max
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.thread_count
NO_OVERFLOW_SIMPLE	0	vdo->device_config->block_map_maximum_age
NO_OVERFLOW_SIMPLE	0	vdo->device_config->cache_size
NO_OVERFLOW_SIMPLE	0	vdo->device_config->index_memory
NO_OVERFLOW_SIMPLE	0	vdo->device_config->physical_blocks
HALF_LOCKED2		&md->type_lock

drivers/md/dm-vdo/vdo.c initialize_super_block() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	0	vdo	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.done	0
PARAM_VALUE	0	vdo->admin.callback_sync.wait.lock.magic	3735899821
PARAM_VALUE	0	vdo->admin.callback_sync.wait.lock.owner	(-1)
PARAM_VALUE	0	vdo->admin.callback_sync.wait.lock.owner_cpu	u32max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.next	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.next->next	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.prev	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.prev->next	4096-ptr_max
PARAM_VALUE	0	vdo->admin.callback_sync.wait.task_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	vdo->admin.completion.callback	0
PARAM_VALUE	0	vdo->admin.completion.complete	0
PARAM_VALUE	0	vdo->admin.completion.error_handler	0
PARAM_VALUE	0	vdo->admin.completion.my_queue	0
PARAM_VALUE	0	vdo->admin.completion.parent	0
PARAM_VALUE	0	vdo->admin.completion.priority	0
PARAM_VALUE	0	vdo->admin.completion.requeue	0
PARAM_VALUE	0	vdo->admin.completion.result	0
PARAM_VALUE	0	vdo->admin.completion.type	2
PARAM_VALUE	0	vdo->admin.state.current_state	8937173667591942144
PARAM_VALUE	0	vdo->allocations_allowed	1
PARAM_VALUE	0	vdo->device_config	4096-ptr_max
PARAM_VALUE	0	vdo->device_config->index_memory	(-768),(-512),(-256),0-1024
PARAM_VALUE	0	vdo->device_config->logical_block_size	512,4096
PARAM_VALUE	0	vdo->device_config->logical_blocks	0-1099511627776
PARAM_VALUE	0	vdo->device_config->max_discard_blocks	1-1048575
PARAM_VALUE	0	vdo->device_config->owning_target	4096-ptr_max
PARAM_VALUE	0	vdo->device_config->slab_blocks	8192-8388608
PARAM_VALUE	0	vdo->device_config->thread_counts.bio_ack_threads	0-100
PARAM_VALUE	0	vdo->device_config->thread_counts.bio_rotation_interval	1-1024
PARAM_VALUE	0	vdo->device_config->thread_counts.bio_threads	1-100
PARAM_VALUE	0	vdo->device_config->thread_counts.cpu_threads	1-100
PARAM_VALUE	0	vdo->device_config->thread_counts.hash_zones	0-100
PARAM_VALUE	0	vdo->device_config->thread_counts.logical_zones	0-60
PARAM_VALUE	0	vdo->device_config->thread_counts.physical_zones	0-16
PARAM_VALUE	0	vdo->device_config->version	0-4
PARAM_VALUE	0	vdo->device_config_list.next	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.next->next	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.prev	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.prev->next	4096-ptr_max
PARAM_VALUE	0	vdo->device_config_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	vdo->geometry_block.vio->data	0-255
PARAM_VALUE	0	vdo->geometry_block.vio.block_count	1
PARAM_VALUE	0	vdo->geometry_block.vio.completion.type	16
PARAM_VALUE	0	vdo->geometry_block.vio.priority	1
PARAM_VALUE	0	vdo->geometry_block.vio.type	5
PARAM_VALUE	0	vdo->instance	0-64
PARAM_VALUE	0	vdo->stats_mutex.dep_map->name	0-255
PARAM_VALUE	0	vdo->stats_mutex.first_waiter	0
PARAM_VALUE	0	vdo->stats_mutex.magic	4096-ptr_max
PARAM_VALUE	0	vdo->stats_mutex.osq.tail.counter	0
PARAM_VALUE	0	vdo->stats_mutex.owner.counter	0
PARAM_VALUE	1	vio_type	10
PARAM_VALUE	2	priority	1
PARAM_VALUE	3	parent	0
PARAM_VALUE	4	block_count	1
PARAM_VALUE	6	vio	4096-ptr_max
DATA_SOURCE	0	vdo	$0
MEM_ZERO	0	&vdo->admin.completion
MEM_ZERO	0	&vdo->geometry_block.vio.completion
USER_DATA	0	vdo->device_config->physical_blocks	0-u64max
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->admin.completion.vdo->thread_config.thread_count
NO_OVERFLOW_SIMPLE	0	vdo->device_config->block_map_maximum_age
NO_OVERFLOW_SIMPLE	0	vdo->device_config->cache_size
NO_OVERFLOW_SIMPLE	0	vdo->device_config->index_memory
NO_OVERFLOW_SIMPLE	0	vdo->device_config->physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->geometry_block.vio.completion.vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->geometry_block.vio.completion.vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->geometry_block.vio.completion.vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->geometry_block.vio.completion.vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->geometry_block.vio.completion.vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->geometry_block.vio.completion.vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->geometry_block.vio.completion.vdo->thread_config.thread_count
HALF_LOCKED2		&md->type_lock

drivers/md/dm-vdo/slab-depot.c initialize_slab_scrubber() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	1	vio_type	8
PARAM_VALUE	2	priority	1
PARAM_VALUE	3	parent	4096-ptr_max
PARAM_VALUE	6	vio	4096-ptr_max
DATA_SOURCE	3	parent	$0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.thread_count

drivers/md/dm-vdo/slab-depot.c initialize_slab_summary_block() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	1	vio_type	9
PARAM_VALUE	2	priority	1
PARAM_VALUE	3	parent	0
PARAM_VALUE	4	block_count	1
PARAM_VALUE	6	vio	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/md/dm-vdo/recovery-journal.c initialize_recovery_block() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	0	vdo	4096-ptr_max
PARAM_VALUE	0	vdo->admin.completion.requeue	1
PARAM_VALUE	0	vdo->device_config	4096-ptr_max
PARAM_VALUE	0	vdo->layout.head	4096-ptr_max
PARAM_VALUE	0	vdo->layout.num_partitions	0-4
PARAM_VALUE	0	vdo->read_only_notifier.completion.type	0
PARAM_VALUE	0	vdo->read_only_notifier.read_only_error	1479
PARAM_VALUE	0	vdo->read_only_notifier.state	2-3
PARAM_VALUE	0	vdo->states.layout.head	4096-ptr_max
PARAM_VALUE	0	vdo->states.layout.head->count	0-255
PARAM_VALUE	0	vdo->states.layout.head->id	0-255
PARAM_VALUE	0	vdo->states.layout.head->offset	0-255
PARAM_VALUE	0	vdo->states.layout.num_partitions	0-4
PARAM_VALUE	0	vdo->states.vdo.config.logical_blocks	1-u64max
PARAM_VALUE	1	vio_type	7
PARAM_VALUE	2	priority	2
PARAM_VALUE	3	parent	4096-ptr_max
PARAM_VALUE	4	block_count	1
PARAM_VALUE	6	vio	4096-ptr_max
CAPPED_DATA	0	vdo->device_config->logical_blocks	1
CAPPED_DATA	0	vdo->device_config->physical_blocks	1
CAPPED_DATA	0	vdo->geometry.nonce	1
CAPPED_DATA	0	vdo->thread_config.thread_count	1
DATA_SOURCE	0	vdo	$0
DATA_SOURCE	3	parent	$2
MEM_ZERO	0	&vdo->read_only_notifier.completion
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.thread_count

drivers/md/dm-vdo/repair.c vdo_repair() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	0	vdo	4096-ptr_max
PARAM_VALUE	0	vdo->admin.completion.requeue	1
PARAM_VALUE	0	vdo->device_config	4096-ptr_max
PARAM_VALUE	0	vdo->hash_zones	4096-ptr_max
PARAM_VALUE	0	vdo->recovery_journal	4096-ptr_max
PARAM_VALUE	0	vdo->threads	4096-ptr_max
PARAM_VALUE	1	vio_type	7
PARAM_VALUE	2	priority	1
PARAM_VALUE	3	parent	4096-ptr_max
PARAM_VALUE	4	block_count	0-256
PARAM_VALUE	6	vio	4096-ptr_max
CAPPED_DATA	4	block_count	1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.thread_count

drivers/md/dm-vdo/vio.c create_multi_block_metadata_vio() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	1	vio_type	3,7,9
PARAM_VALUE	2	priority	1-2
PARAM_VALUE	4	block_count	1,64
DATA_SOURCE	0	vdo	$0
DATA_SOURCE	1	vio_type	$1
DATA_SOURCE	2	priority	$2
DATA_SOURCE	3	parent	$3
DATA_SOURCE	4	block_count	$4
DATA_SOURCE	5	data	$5
HARD_MAX	1	vio_type	9
HARD_MAX	2	priority	2
HARD_MAX	4	block_count	64
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.thread_count

drivers/md/dm-vdo/vio.c make_vio_pool() -> allocate_vio_components()

Type	Parameter	Key	Value
PARAM_VALUE	0	vdo	4096-ptr_max
PARAM_VALUE	0	vdo->admin.completion.requeue	1
PARAM_VALUE	0	vdo->device_config	4096-ptr_max
PARAM_VALUE	0	vdo->layout.head	4096-ptr_max
PARAM_VALUE	0	vdo->layout.num_partitions	0-4
PARAM_VALUE	0	vdo->read_only_notifier.read_only_error	1479
PARAM_VALUE	0	vdo->read_only_notifier.state	2-3
PARAM_VALUE	0	vdo->states.layout.head	4096-ptr_max
PARAM_VALUE	0	vdo->states.layout.num_partitions	0-4
PARAM_VALUE	0	vdo->states.vdo.config.logical_blocks	1-u64max
PARAM_VALUE	1	vio_type	4,8
PARAM_VALUE	2	priority	1
PARAM_VALUE	3	parent	0
PARAM_VALUE	6	vio	4096-ptr_max
CAPPED_DATA	0	vdo->geometry.nonce	1
CAPPED_DATA	0	vdo->thread_config.thread_count	1
DATA_SOURCE	0	vdo	$0
DATA_SOURCE	1	vio_type	$4
DATA_SOURCE	2	priority	$5
DATA_SOURCE	4	block_count	$2 [m]
HARD_MAX	1	vio_type	8
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	vdo->geometry.index_config.mem
NO_OVERFLOW_SIMPLE	0	vdo->states.vdo.config.physical_blocks
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.bio_thread_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.hash_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.logical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.physical_zone_count
NO_OVERFLOW_SIMPLE	0	vdo->thread_config.thread_count