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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/md/persistent-data/dm-block-manager.c dm_bm_read_lock() -> dm_bm_validate_buffer()

Type Parameter Key Value
PARAM_VALUE 0 bm 4096-ptr_max
PARAM_VALUE 0 bm->bufio->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 bm->bufio->spinlock.rlock.dep_map->name 0-255
PARAM_VALUE 1 buf 0,4096-ptr_max
PARAM_VALUE 2 aux 4096-ptr_max
PARAM_VALUE 2 aux->lock.lock.rlock.dep_map->name 0-255
PARAM_VALUE 2 aux->write_locked 0
PARAM_VALUE 3 v 0,4096-ptr_max
PARAM_VALUE 3 v->name 4096-ptr_max
BUF_SIZE 0 bm (-1),16
BUF_SIZE 0 bm (-1),16
DATA_SOURCE 0 bm $0
DATA_SOURCE 2 aux r dm_bufio_get_aux_data
DATA_SOURCE 3 v $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 bm->bufio->block_size
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_buffer->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_cache->object_size
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_cache->sheaf_capacity

drivers/md/persistent-data/dm-block-manager.c dm_bm_read_try_lock() -> dm_bm_validate_buffer()

Type Parameter Key Value
PARAM_VALUE 0 bm 4096-ptr_max
PARAM_VALUE 0 bm->bufio 4096-ptr_max
PARAM_VALUE 0 bm->bufio->cache.num_locks 0-4294967295
PARAM_VALUE 0 bm->bufio->lock.dep_map->name 0-255
PARAM_VALUE 0 bm->bufio->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 bm->bufio->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_on (-1)-0
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 bm->bufio->need_reserved_buffers 0-4294967295
PARAM_VALUE 0 bm->bufio->spinlock.rlock.dep_map->name 0-255
PARAM_VALUE 1 buf 0,4096-ptr_max
PARAM_VALUE 2 aux 4096-ptr_max
PARAM_VALUE 2 aux->lock.count 1-4
PARAM_VALUE 2 aux->lock.lock.rlock.dep_map->name 0-255
PARAM_VALUE 2 aux->lock.waiters.next 4096-ptr_max
PARAM_VALUE 2 aux->write_locked 0
PARAM_VALUE 3 v 1298142665579040768,3847297590590435328,4440803228264046592,6408893679208828928,7847992674347552768,8435209014162055168
PARAM_VALUE 3 v->name 4096-ptr_max
DATA_SOURCE 0 bm $0
DATA_SOURCE 2 aux r dm_bufio_get_aux_data
DATA_SOURCE 3 v $2
PARAM_COMPARE 2 &aux->lock.waiters == $2->lock.waiters.next
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 bm->bufio->block_size
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_buffer->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_cache->sheaf_capacity
HALF_LOCKED2 &md->io_barrier
HALF_LOCKED2 &pmd->root_lock
HALF_LOCKED2 &pool->lock

drivers/md/persistent-data/dm-block-manager.c dm_bm_write_lock() -> dm_bm_validate_buffer()

Type Parameter Key Value
PARAM_VALUE 0 bm 4096-ptr_max
PARAM_VALUE 0 bm->bufio->cache.num_locks 0-4294967295
PARAM_VALUE 0 bm->bufio->lock.dep_map->name 0-255
PARAM_VALUE 0 bm->bufio->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 bm->bufio->lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->blocked_on (-1)-0
PARAM_VALUE 0 bm->bufio->lock.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 bm->bufio->need_reserved_buffers 0-4294967295
PARAM_VALUE 0 bm->bufio->spinlock.rlock.dep_map->name 0-255
PARAM_VALUE 0 bm->read_only 0
PARAM_VALUE 2 aux 4096-ptr_max
PARAM_VALUE 2 aux->lock.lock.rlock.dep_map->name 0-255
PARAM_VALUE 2 aux->lock.waiters.next 4096-ptr_max
PARAM_VALUE 2 aux->write_locked 1
PARAM_VALUE 3 v 1298142665579040768,3847297590590435328,4440803228264046592,6408893679208828928,6702332378605551616,7847992674347552768,8435209014162055168
DATA_SOURCE 0 bm $0
DATA_SOURCE 2 aux r dm_bufio_get_aux_data
DATA_SOURCE 3 v $2
NO_OVERFLOW_SIMPLE 0 bm->bufio->block_size
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->bios.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->bios.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 bm->bufio->dm_io->pool.min_nr
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_buffer->object_size
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_cache->object_size
NO_OVERFLOW_SIMPLE 0 bm->bufio->slab_cache->sheaf_capacity
HALF_LOCKED2 &pmd->root_lock