bch_btree_set_root identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/md/bcache/btree.h, line 267 (as a prototype)

Defined in 1 files as a function:

drivers/md/bcache/btree.c, line 2519 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/md/bcache/btree.c bch_btree_gc_root() -> bch_btree_set_root()

Type	Parameter	Key	Value
PARAM_VALUE	0	b	4096-ptr_max
PARAM_VALUE	0	b->c	4096-ptr_max
PARAM_VALUE	0	b->c->cache	4096-ptr_max
PARAM_VALUE	0	b->c->sort.time.last	1-u64max
PARAM_VALUE	0	b->io.all.next	4096-ptr_max
PARAM_VALUE	0	b->io.all.prev	5007304420852699136
PARAM_VALUE	0	b->io.closure_get_happened	0
PARAM_VALUE	0	b->io.fn	0
PARAM_VALUE	0	b->io.magic	3226771742
PARAM_VALUE	0	b->io.parent	4096-ptr_max
PARAM_VALUE	0	b->io.remaining.counter	1073741825
PARAM_VALUE	0	b->io_mutex.first_waiter->list.next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev->next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->up	0
PARAM_VALUE	0	b->io_mutex.lock.dep_map->name	0-255
PARAM_VALUE	0	b->io_mutex.lock.owner	(-1)
PARAM_VALUE	0	b->io_mutex.lock.owner_cpu	u32max
PARAM_VALUE	0	b->keys.expensive_debug_checks	4096-ptr_max
PARAM_VALUE	0	b->keys.set->data->keys	0-4294967295
PARAM_VALUE	0	b->work.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	b->write_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	b->write_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	b->write_lock.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	b->keys.set	1
DATA_SOURCE	0	b	r btree_node_alloc_replacement
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		b
LOCK2	0	&b->io_mutex
TYPE_LOCK		(struct btree)->io_mutex

drivers/md/bcache/btree.c btree_split() -> bch_btree_set_root()

Type	Parameter	Key	Value
PARAM_VALUE	0	b	4096-ptr_max
PARAM_VALUE	0	b->c	4096-ptr_max
PARAM_VALUE	0	b->c->cache	4096-ptr_max
PARAM_VALUE	0	b->c->sort.time.last	1-u64max
PARAM_VALUE	0	b->io.all.next	4096-ptr_max
PARAM_VALUE	0	b->io.all.prev	5007304420852699136
PARAM_VALUE	0	b->io.closure_get_happened	0
PARAM_VALUE	0	b->io.fn	0
PARAM_VALUE	0	b->io.magic	3226771742
PARAM_VALUE	0	b->io.parent	4096-ptr_max
PARAM_VALUE	0	b->io.remaining.counter	1073741825
PARAM_VALUE	0	b->io_mutex.first_waiter->list.next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev->next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->up	0
PARAM_VALUE	0	b->io_mutex.lock.dep_map->name	0-255
PARAM_VALUE	0	b->io_mutex.lock.owner	(-1)
PARAM_VALUE	0	b->io_mutex.lock.owner_cpu	u32max
PARAM_VALUE	0	b->keys.expensive_debug_checks	4096-ptr_max
PARAM_VALUE	0	b->write_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	b->write_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	b->write_lock.wait_lock.dep_map->name	0-255
BUF_SIZE	0	b	(-1),1120
BUF_SIZE	0	b	(-1),1120
CAPPED_DATA	0	b->keys.page_order	1
CAPPED_DATA	0	b->keys.set	1
CAPPED_DATA	0	&b->write_lock	1
DATA_SOURCE	0	b	r bch_btree_node_alloc
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&n1->io_mutex
LOCK2		&n2->io_mutex
LOCK2	0	&b->io_mutex
HALF_LOCKED2		&b->io_mutex
HALF_LOCKED2		&n->io_mutex
HALF_LOCKED2		&n1->io_mutex
HALF_LOCKED2		b
TYPE_LOCK		(struct btree)->io_mutex

drivers/md/bcache/btree.c btree_split() -> bch_btree_set_root()

Type	Parameter	Key	Value
PARAM_VALUE	0	b	4096-ptr_max
PARAM_VALUE	0	b->c	4096-ptr_max
PARAM_VALUE	0	b->c->cache	4096-ptr_max
PARAM_VALUE	0	b->c->sort.time.last	1-u64max
PARAM_VALUE	0	b->io.all.next	4096-ptr_max
PARAM_VALUE	0	b->io.all.prev	5007304420852699136
PARAM_VALUE	0	b->io.closure_get_happened	0
PARAM_VALUE	0	b->io.fn	0
PARAM_VALUE	0	b->io.magic	3226771742
PARAM_VALUE	0	b->io.parent	4096-ptr_max
PARAM_VALUE	0	b->io.remaining.counter	1073741825
PARAM_VALUE	0	b->io_mutex.first_waiter->list.next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev->next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->up	0
PARAM_VALUE	0	b->io_mutex.lock.dep_map->name	0-255
PARAM_VALUE	0	b->io_mutex.lock.owner	(-1)
PARAM_VALUE	0	b->io_mutex.lock.owner_cpu	u32max
PARAM_VALUE	0	b->keys.expensive_debug_checks	4096-ptr_max
PARAM_VALUE	0	b->keys.set->data->keys	0-4294967295
PARAM_VALUE	0	b->write_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	b->write_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	b->write_lock.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	b->keys.page_order	1
CAPPED_DATA	0	b->keys.set	1
CAPPED_DATA	0	&b->write_lock	1
DATA_SOURCE	0	b	r btree_node_alloc_replacement
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&b->io_mutex
HALF_LOCKED2		&b->io_mutex
HALF_LOCKED2		&n->io_mutex
HALF_LOCKED2		&n1->io_mutex
HALF_LOCKED2		b
TYPE_LOCK		(struct btree)->io_mutex

drivers/md/bcache/super.c run_cache_set() -> bch_btree_set_root()

Type	Parameter	Key	Value
PARAM_VALUE	0	b	4096-ptr_max
PARAM_VALUE	0	b->c	4096-ptr_max
PARAM_VALUE	0	b->c->cache	4096-ptr_max
PARAM_VALUE	0	b->c->sort.time.last	1-u64max
PARAM_VALUE	0	b->flags	0
PARAM_VALUE	0	b->hash.next->pprev	1-u64max
PARAM_VALUE	0	b->hash.pprev	4096-ptr_max
PARAM_VALUE	0	b->io.all.next	4096-ptr_max
PARAM_VALUE	0	b->io.all.prev	5007304420852699136
PARAM_VALUE	0	b->io.closure_get_happened	0
PARAM_VALUE	0	b->io.fn	0
PARAM_VALUE	0	b->io.magic	3226771742
PARAM_VALUE	0	b->io.parent	4096-ptr_max
PARAM_VALUE	0	b->io.remaining.counter	1073741825
PARAM_VALUE	0	b->io_mutex.first_waiter->list.next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev	5349227543279349760
PARAM_VALUE	0	b->io_mutex.first_waiter->list.prev->next	5349227543279349760
PARAM_VALUE	0	b->io_mutex.lock.dep_map->name	0-255
PARAM_VALUE	0	b->io_mutex.lock.owner	(-1)
PARAM_VALUE	0	b->io_mutex.lock.owner_cpu	u32max
PARAM_VALUE	0	b->keys.expensive_debug_checks	4096-ptr_max
PARAM_VALUE	0	b->keys.ops	4889910169258827776,7358500608655163392
PARAM_VALUE	0	b->keys.ops->insert_fixup	3359186278354853888,8738410596996493312
PARAM_VALUE	0	b->keys.ops->key_bad	2053114610689146880,2965826758702149632
PARAM_VALUE	0	b->keys.ops->key_dump	5824308303565893632
PARAM_VALUE	0	b->keys.ops->key_invalid	5042869928339255296,8931906019736064000
PARAM_VALUE	0	b->keys.ops->key_merge	0,8943847820907044864
PARAM_VALUE	0	b->keys.ops->key_to_text	6644520337947410432
PARAM_VALUE	0	b->keys.ops->sort_cmp	127698777507876864,850943255651803136
PARAM_VALUE	0	b->keys.ops->sort_fixup	0,8945762327650275328
PARAM_VALUE	0	b->keys.set	4096-ptr_max
PARAM_VALUE	0	b->list.next	4096-ptr_max
PARAM_VALUE	0	b->list.prev	4096-ptr_max
PARAM_VALUE	0	b->lock.dep_map.cpu	0
PARAM_VALUE	0	b->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	b->lock.first_waiter->type	0-1
PARAM_VALUE	0	b->parent	0
PARAM_VALUE	0	b->parent->keys.page_order	0-63,255
PARAM_VALUE	0	b->work.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	b->write_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	b->write_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	b->write_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	b->write_lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	b->write_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	b->write_lock.wait_lock.dep_map->name	0-255
BUF_SIZE	0	b	(-1),1120
BUF_SIZE	0	b	(-1),1120
CAPPED_DATA	0	b->keys.set	1
CAPPED_DATA	0	&b->write_lock	1
DATA_SOURCE	0	b	r __bch_btree_node_alloc
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	b->c->bio_meta.min_nr
NO_OVERFLOW_SIMPLE	0	b->c->bio_split.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	b->c->bio_split.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	b->c->fill_iter.min_nr
NO_OVERFLOW_SIMPLE	0	b->c->nr_uuids
NO_OVERFLOW_SIMPLE	0	b->c->search.min_nr
LOCK2		global &bch_register_lock
LOCK2	0	&b->io_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct btree)->io_mutex