Defined in 3 files as a function:
- drivers/md/dm-cache-metadata.c, line 253 (as a function)
- drivers/md/dm-era-target.c, line 325 (as a function)
- drivers/md/dm-thin-metadata.c, line 448 (as a function)
Referenced in 3 files:
Smatch caller information:
drivers/md/dm-thin-metadata.c __commit_transaction() -> superblock_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->data_sm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->data_sm->commit | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->details_info.tm->bm->bufio->lock.first_waiter->task->blocked_on | (-1)-0 |
| PARAM_VALUE | 0 | pmd->details_info.tm->bm->bufio->need_reserved_buffers | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->fail_io | 0 |
| PARAM_VALUE | 0 | pmd->in_service | 1 |
| PARAM_VALUE | 0 | pmd->metadata_sm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->metadata_sm->root_size | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->root_lock.count.counter | s64min-(-1),1-s64max |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | pmd->root_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | pmd->tm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->async_write_error | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->cache.num_locks | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.raw_lock.val.counter | 0-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->spinlock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->is_clone | 0 |
| PARAM_VALUE | 1 | sblock | 5207136036844404736 |
| BUF_SIZE | 0 | pmd | (-1),864 |
| BUF_SIZE | 0 | pmd | (-1),864 |
| DATA_SOURCE | 0 | pmd | $0 |
| NOSPEC | 0 | pmd->data_block_size | |
| USER_DATA | 0 | pmd->data_block_size | 128-2097152[c] |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->dm_io->bios.bio_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->dm_io->bios.bvec_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->dm_io->pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->slab_buffer->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->slab_cache->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->data_block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->data_sm->ll.tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->details_info.tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->info.tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->tm->real->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->trans_id | |
| LOCK2 | 0 | &pmd->root_lock | |
| HALF_LOCKED2 | &md->io_barrier | ||
| HALF_LOCKED2 | global &dm_thin_pool_table.mutex | ||
| TYPE_LOCK | (struct dm_pool_metadata)->root_lock |
drivers/md/dm-thin-metadata.c dm_pool_metadata_set_needs_check() -> superblock_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->bl_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->bl_info.value_type.dec | 3004253697517203456 |
| PARAM_VALUE | 0 | pmd->bl_info.value_type.equal | 8747803764537290752 |
| PARAM_VALUE | 0 | pmd->bl_info.value_type.inc | 1383487105632829440 |
| PARAM_VALUE | 0 | pmd->bl_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->data_block_size | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->details_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->details_info.value_type.dec | 0 |
| PARAM_VALUE | 0 | pmd->details_info.value_type.inc | 0 |
| PARAM_VALUE | 0 | pmd->details_info.value_type.size | 24 |
| PARAM_VALUE | 0 | pmd->fail_io | 0 |
| PARAM_VALUE | 0 | pmd->flags | 1-9223372036854775808 |
| PARAM_VALUE | 0 | pmd->in_service | 1 |
| PARAM_VALUE | 0 | pmd->info.levels | 2 |
| PARAM_VALUE | 0 | pmd->info.value_type.dec | 3004253697517203456 |
| PARAM_VALUE | 0 | pmd->info.value_type.equal | 8747803764537290752 |
| PARAM_VALUE | 0 | pmd->info.value_type.inc | 1383487105632829440 |
| PARAM_VALUE | 0 | pmd->info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->metadata_reserve | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->nb_info.levels | 2 |
| PARAM_VALUE | 0 | pmd->nb_info.value_type.dec | 3004253697517203456 |
| PARAM_VALUE | 0 | pmd->nb_info.value_type.equal | 8747803764537290752 |
| PARAM_VALUE | 0 | pmd->nb_info.value_type.inc | 1383487105632829440 |
| PARAM_VALUE | 0 | pmd->nb_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->nb_tm->is_clone | 1 |
| PARAM_VALUE | 0 | pmd->root_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | pmd->root_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | pmd->tl_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->tl_info.value_type.dec | 8464273509248053248 |
| PARAM_VALUE | 0 | pmd->tl_info.value_type.equal | 2544976360104439808 |
| PARAM_VALUE | 0 | pmd->tl_info.value_type.inc | 3099507684176060416 |
| PARAM_VALUE | 0 | pmd->tl_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->tm->prefetches->blocks | (-1) |
| PARAM_VALUE | 1 | sblock | 6874051697128333312 |
| CAPPED_DATA | 0 | pmd->data_block_size | 1 |
| DATA_SOURCE | 0 | pmd | $0 |
| BIT_INFO | 0 | pmd->flags | 0x1,0x7fffffffffffffff |
| NO_OVERFLOW_SIMPLE | 0 | pmd->data_sm->ll.tm->real->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->tm->real->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->trans_id | |
| LOCK2 | 0 | &pmd->root_lock | |
| HALF_LOCKED2 | &md->suspend_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct dm_pool_metadata)->root_lock |
drivers/md/dm-era-target.c metadata_commit() -> superblock_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->current_writeset | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->sm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->sm->root_size | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->tm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->async_write_error | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->cache.num_locks | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.raw_lock.val.counter | 0-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->spinlock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->is_clone | 0 |
| PARAM_VALUE | 1 | sblock | 8790135914726293504 |
| DATA_SOURCE | 0 | pmd | $0 |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bitset_info.array_info.btree_info.tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bitset_info.array_info.btree_info.tm->real->bm->bufio->block_size | |
| HALF_LOCKED2 | &md->suspend_lock |
drivers/md/dm-cache-metadata.c __begin_transaction_flags() -> superblock_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->bm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->bm->bufio->alloc_callback | 7983582773032648704 |
| PARAM_VALUE | 0 | pmd->bm->bufio->block_size | 4096 |
| PARAM_VALUE | 0 | pmd->bm->bufio->cache.num_locks | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->bm->bufio->client_list.prev | 1125018479386435584 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.back_pad | 0,64 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.bio_pool.alloc | 7276475779886346240 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.bio_pool.curr_nr | 1-s32max |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.bio_pool.free | 8263660038527102976 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.bio_pool.min_nr | 1-1024 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.bvec_pool.alloc | 7276475779886346240 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.bvec_pool.curr_nr | 1-s32max |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->bios.bvec_pool.free | 8263660038527102976 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->pool.alloc | 7276475779886346240 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->pool.curr_nr | 1-s32max |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->pool.free | 8263660038527102976 |
| PARAM_VALUE | 0 | pmd->bm->bufio->dm_io->pool.min_nr | 1-1024 |
| PARAM_VALUE | 0 | pmd->bm->bufio->lock->first_waiter->task->blocked_lock.owner | (-4611686018427387904)-4611686018427387903 |
| PARAM_VALUE | 0 | pmd->bm->bufio->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->bm->bufio->lock.first_waiter | 0 |
| PARAM_VALUE | 0 | pmd->bm->bufio->lock.osq.tail.counter | 0 |
| PARAM_VALUE | 0 | pmd->bm->bufio->lock.owner.counter | 0 |
| PARAM_VALUE | 0 | pmd->bm->bufio->minimum_buffers | 8 |
| PARAM_VALUE | 0 | pmd->bm->bufio->need_reserved_buffers | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->count_objects | 4711151730790653952 |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->debugfs_id | 0-s32max |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->done.wait.lock.magic | 3735899821 |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->done.wait.lock.owner | (-1) |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->done.wait.lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->flags | 3,7,11,15,19 |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->refcount.refs.counter | 1 |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->scan_objects | 1868011952741695488 |
| PARAM_VALUE | 0 | pmd->bm->bufio->shrinker->seeks | 1 |
| PARAM_VALUE | 0 | pmd->bm->bufio->write_callback | 1746397819563298816 |
| PARAM_VALUE | 0 | pmd->bm->read_only | 0 |
| PARAM_VALUE | 0 | pmd->cache_blocks | 0 |
| PARAM_VALUE | 0 | pmd->changed | 1 |
| PARAM_VALUE | 0 | pmd->data_block_size | 64-2097152 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.tm | 4096-ptr_max,(-12) |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.tm->bm->bufio->need_reserved_buffers | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.context | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->dirty_info.current_index_set | 0 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.tm | 4096-ptr_max,(-12) |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.tm->bm->bufio->need_reserved_buffers | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.context | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->discard_info.current_index_set | 0 |
| PARAM_VALUE | 0 | pmd->discard_nr_blocks | 0 |
| PARAM_VALUE | 0 | pmd->fail_io | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.tm | 4096-ptr_max,(-12) |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.context | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.context | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.dec | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.equal | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.inc | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.size | 4 |
| PARAM_VALUE | 0 | pmd->info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->info.btree_info.tm | 4096-ptr_max,(-12) |
| PARAM_VALUE | 0 | pmd->info.btree_info.tm->bm->bufio->need_reserved_buffers | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.context | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->info.value_type.context | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.dec | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.equal | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.inc | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->metadata_sm | 4096-ptr_max,(-12) |
| PARAM_VALUE | 0 | pmd->policy_hint_size | 4 |
| PARAM_VALUE | 0 | pmd->ref_count.refs.counter | 1 |
| PARAM_VALUE | 0 | pmd->root_lock.count.counter | 0 |
| PARAM_VALUE | 0 | pmd->root_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter | 0 |
| PARAM_VALUE | 0 | pmd->root_lock.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->root_lock.osq.tail.counter | 0 |
| PARAM_VALUE | 0 | pmd->root_lock.owner.counter | 0 |
| PARAM_VALUE | 0 | pmd->tm | 4096-ptr_max,(-12) |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->async_write_error | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->cache.num_locks | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock->first_waiter->task->blocked_lock.owner | (-4611686018427387904)-4611686018427387903 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->is_clone | 0 |
| PARAM_VALUE | 0 | pmd->tm->lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->prefetches->blocks | (-1) |
| PARAM_VALUE | 0 | pmd->tm->prefetches.lock.owner.counter | 0 |
| PARAM_VALUE | 0 | pmd->version | 1-2 |
| PARAM_VALUE | 1 | sblock | 6976395316232073216 |
| BUF_SIZE | 0 | pmd | 1920 |
| CAPPED_DATA | 0 | pmd->data_block_size | 1 |
| DATA_SOURCE | 0 | pmd | $0 |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->bm->bufio->dm_io->pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->data_block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->info.btree_info.tm->bm->bufio->block_size | |
| HALF_LOCKED2 | &md->type_lock |
drivers/md/dm-cache-metadata.c __commit_transaction() -> superblock_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->bm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->bm->read_only | 0 |
| PARAM_VALUE | 0 | pmd->discard_block_size | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->fail_io | 0 |
| PARAM_VALUE | 0 | pmd->metadata_sm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->metadata_sm->root_size | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->policy_hint_size | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->root_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | pmd->root_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | pmd->tm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->async_write_error | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->cache.num_locks | 0-4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->blocked_lock.raw_lock.val.counter | 0-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->lock.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | pmd->tm->bm->bufio->spinlock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->tm->is_clone | 0 |
| PARAM_VALUE | 1 | sblock | 315054704625549312 |
| DATA_SOURCE | 0 | pmd | $0 |
| NO_OVERFLOW_SIMPLE | 0 | pmd->dirty_info.array_info.btree_info.tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->discard_info.array_info.btree_info.tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->hint_info.btree_info.tm->bm->bufio->block_size | |
| LOCK2 | 0 | &pmd->root_lock | |
| HALF_LOCKED2 | &cache->background_work_lock | ||
| HALF_LOCKED2 | &md->io_barrier | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct dm_cache_metadata)->root_lock |
drivers/md/dm-cache-metadata.c dm_cache_metadata_set_needs_check() -> superblock_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->bm | 4096-ptr_max |
| PARAM_VALUE | 0 | pmd->bm->read_only | 0 |
| PARAM_VALUE | 0 | pmd->data_block_size | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->dirty_info.array_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->discard_block_size | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->discard_info.array_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->fail_io | 0 |
| PARAM_VALUE | 0 | pmd->flags | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->hint_info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.dec | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.equal | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.inc | 0 |
| PARAM_VALUE | 0 | pmd->hint_info.value_type.size | 4 |
| PARAM_VALUE | 0 | pmd->info.btree_info.levels | 1 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.dec | 2706716531669463040 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.equal | 6118488563768561664 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.inc | 4251253500904906752 |
| PARAM_VALUE | 0 | pmd->info.btree_info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->info.value_type.context | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.dec | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.equal | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.inc | 0 |
| PARAM_VALUE | 0 | pmd->info.value_type.size | 8 |
| PARAM_VALUE | 0 | pmd->policy_hint_size | 0-9223372036854775807 |
| PARAM_VALUE | 0 | pmd->root_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | pmd->root_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | pmd->root_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | sblock | 6897946537626517504 |
| CAPPED_DATA | 0 | pmd->data_block_size | 1 |
| DATA_SOURCE | 0 | pmd | $0 |
| NO_OVERFLOW_SIMPLE | 0 | pmd->dirty_info.array_info.btree_info.tm->bm->bufio->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | pmd->hint_info.btree_info.tm->bm->bufio->block_size | |
| LOCK2 | 0 | &pmd->root_lock | |
| HALF_LOCKED2 | &cache->background_work_lock | ||
| HALF_LOCKED2 | &md->suspend_lock | ||
| TYPE_LOCK | (struct dm_cache_metadata)->root_lock |