Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/md/dm-bufio.c __alloc_buffer_wait_no_callback() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->slab_buffer 4096-ptr_max
PARAM_VALUE 0 c->slab_buffer->object_size 0-4294967295
BUF_SIZE 0 c (-1),704-12992
BUF_SIZE 0 c (-1),704-12992
CAPPED_DATA 0 c->slab_buffer 1
DATA_SOURCE 0 c $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->sheaf_capacity

drivers/md/dm-bufio.c __dm_bufio_prefetch() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on (-1)-0
BUF_SIZE 0 c (-1),704-12992
BUF_SIZE 0 c (-1),704-12992
DATA_SOURCE 0 c $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c __dm_bufio_prefetch() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on (-1)-0
PARAM_VALUE 0 c->lock.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 c->slab_buffer 4096-ptr_max
BUF_SIZE 0 c (-1),704-12992
BUF_SIZE 0 c (-1),704-12992
DATA_SOURCE 0 c $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c __dm_bufio_prefetch() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on (-1)-0
BUF_SIZE 0 c (-1),704-12992
BUF_SIZE 0 c (-1),704-12992
DATA_SOURCE 0 c $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c __evict_a_few() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
DATA_SOURCE 0 c r __pop_client
NOCHECK_CALL
LOCK2 global &dm_bufio_clients_lock
HALF_LOCKED2 &pool->lock

drivers/md/dm-bufio.c __evict_a_few() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
DATA_SOURCE 0 c r __pop_client
NOCHECK_CALL
LOCK2 global &dm_bufio_clients_lock
HALF_LOCKED2 &pool->lock

drivers/md/dm-bufio.c __scan() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
DATA_SOURCE 0 c $0
NOCHECK_CALL
HALF_LOCKED2 &pool->lock

drivers/md/dm-bufio.c __wait_for_free_buffer() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->free_buffer_wait.lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on (-1)-0
PARAM_VALUE 0 c->reserved_buffers.next 4096-ptr_max
DATA_SOURCE 0 c $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->sheaf_capacity

drivers/md/dm-bufio.c check_watermarks() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
CAPPED_DATA 0 &c->client_list 1
NOCHECK_CALL
LOCK2 global &dm_bufio_clients_lock
HALF_LOCKED2 &pool->lock

drivers/md/dm-bufio.c dm_bufio_forget() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on (-1)-0
PARAM_VALUE 0 c->lock.first_waiter->task->usage.refs.counter s32min-s32max
BUF_SIZE 0 c (-1),704-12992
BUF_SIZE 0 c (-1),704-12992
DATA_SOURCE 0 c $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 c->slab_cache->sheaf_capacity

drivers/md/dm-bufio.c dm_bufio_forget_buffers() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->cache.no_sleep 0
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
CAPPED_DATA 0 c->cache.num_locks 1
DATA_SOURCE 0 c $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size
HALF_LOCKED2 &md->io_barrier

drivers/md/dm-bufio.c dm_bufio_mark_partial_buffer_dirty() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/md/dm-bufio.c dm_bufio_release() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/md/dm-bufio.c dm_bufio_release() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/md/dm-bufio.c dm_bufio_write_dirty_buffers() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
DATA_SOURCE 0 c $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c dm_bufio_write_dirty_buffers() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->cache.lru 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->lock.first_waiter->task->usage.refs.counter s32min-s32max
DATA_SOURCE 0 c $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c dm_bufio_write_dirty_buffers() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->cache.lru 4096-ptr_max
PARAM_VALUE 0 c->free_buffer_wait.lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->lock.first_waiter->task->usage.refs.counter s32min-s32max
DATA_SOURCE 0 c $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c dm_bufio_write_dirty_buffers_async() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
BUF_SIZE 0 c (-1),1088
BUF_SIZE 0 c (-1),1088
DATA_SOURCE 0 c $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c drop_buffers() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
BUF_SIZE 0 c (-1),704-12992
BUF_SIZE 0 c (-1),704-12992
DATA_SOURCE 0 c $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 c->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size

drivers/md/dm-bufio.c new_read() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on (-1)-0
PARAM_VALUE 0 c->lock.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 c->slab_buffer 4096-ptr_max
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
BUF_SIZE 0 c (-1),1088
BUF_SIZE 0 c (-1),1088
DATA_SOURCE 0 c $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 c->block_size
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_buffer->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 c->slab_cache->object_size
NO_OVERFLOW_SIMPLE 0 c->slab_cache->sheaf_capacity

drivers/md/dm-bufio.c shrink_work() -> dm_bufio_unlock()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->lock.dep_map->name 0-255
PARAM_VALUE 0 c->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->lock.first_waiter->task->blocked_on 0
PARAM_VALUE 0 c->need_shrink.counter 0
PARAM_VALUE 0 c->spinlock.rlock.dep_map->name 0-255
NOCHECK_CALL
HALF_LOCKED2 &pool->lock