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Defined in 2 files as a function:

Referenced in 2 files:

Smatch caller information:

net/ipv6/mcast.c __ipv6_dev_mc_inc() -> mca_alloc()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->dead 0
PARAM_VALUE 0 c->mc_lock.dep_map->name 0-255
PARAM_VALUE 0 c->mc_lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 c->mc_lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->mc_lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 c->mc_lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 c->mc_lock.wait_lock.owner (-1)
PARAM_VALUE 0 c->mc_lock.wait_lock.owner_cpu u32max
PARAM_VALUE 0 c->refcnt.refs.counter (-1073741824),0-s32max
PARAM_VALUE 1 op 4096-ptr_max
PARAM_VALUE 2 k 0-1
BUF_SIZE 1 op (-1),16
BUF_SIZE 1 op (-1),16
CAPPED_DATA 0 &c->mc_lock 1
DATA_SOURCE 0 c r in6_dev_get
DATA_SOURCE 1 op $1
DATA_SOURCE 2 k $2
HARD_MAX 2 k 1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_PTR 1 op
LOCK2 0 &c->mc_lock
TYPE_LOCK (struct inet6_dev)->mc_lock

drivers/md/bcache/btree.c __bch_btree_node_alloc() -> mca_alloc()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->bucket_lock.dep_map->name 0-255
PARAM_VALUE 0 c->bucket_lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 c->bucket_lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->bucket_lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 c->bucket_lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 c->bucket_lock.wait_lock.owner (-1)
PARAM_VALUE 0 c->bucket_lock.wait_lock.owner_cpu u32max
PARAM_VALUE 0 c->cache->alloc_thread->__state 0,512
PARAM_VALUE 0 c->cache->alloc_thread->core_node.__rb_parent_color 1
PARAM_VALUE 0 c->cache->alloc_thread->core_node.rb_left 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->core_node.rb_right 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->cpus_ptr 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->delays->blkio_count 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->delays->blkio_delay_max 0-s64max
PARAM_VALUE 0 c->cache->alloc_thread->delays->blkio_delay_max_ts.tv_nsec 0-999999999
PARAM_VALUE 0 c->cache->alloc_thread->delays->blkio_delay_min 0-s64max
PARAM_VALUE 0 c->cache->alloc_thread->delays->lock.dep_map->name 0-255
PARAM_VALUE 0 c->cache->alloc_thread->delays->lock.owner (-1)
PARAM_VALUE 0 c->cache->alloc_thread->delays->lock.owner_cpu 4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.pi_se->pi_se 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->dl.rb_node.__rb_parent_color 1
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->active_balance s32min-s32max
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->clock_update_flags 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->core_enabled 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->core_forceidle_count 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->core_forceidle_occupation 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->core_forceidle_seq 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->core_pick_seq 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->core_sched_seq 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->core_task_seq 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->cpu s32min-s32max
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->has_blocked_load 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->hrtick_sched 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->idle_balance 0-255
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->membarrier_state s32min-s32max
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nohz_idle_balance 0-255
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nohz_tick_stopped 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nr_llc_running 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nr_numa_running 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nr_pinned 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nr_pref_llc_running 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nr_preferred_running 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->nr_running 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->numa_migrate_on 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->online s32min-s32max
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->push_busy 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->push_cpu s32min-s32max
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->sched_count 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->sched_goidle 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->ticks_without_resched s32min-s32max
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->ttwu_count 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->ttwu_local 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->ttwu_pending 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->uclamp_flags 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->dl.rq->yld_count 0-4294967295
PARAM_VALUE 0 c->cache->alloc_thread->migration_disabled 0-1
PARAM_VALUE 0 c->cache->alloc_thread->mm->mm_cid.irq_work.node.a_flags.counter 0-s32max
PARAM_VALUE 0 c->cache->alloc_thread->mm->mm_cid.max_cids 0-s32max
PARAM_VALUE 0 c->cache->alloc_thread->mm->mm_cid.pcpu_thrs 1-1073741823
PARAM_VALUE 0 c->cache->alloc_thread->mm->mm_cid.update_deferred 1
PARAM_VALUE 0 c->cache->alloc_thread->on_rq 0-1,3-255
PARAM_VALUE 0 c->cache->alloc_thread->pushable_dl_tasks.__rb_parent_color 1
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.node_list.next->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.node_list.next->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.node_list.prev->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.node_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.prio_list.next->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.prio_list.next->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.prio_list.prev->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->pushable_tasks.prio_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->rseq.event.ids_changed 1
PARAM_VALUE 0 c->cache->alloc_thread->sched_migrated 1
PARAM_VALUE 0 c->cache->alloc_thread->sched_task_group->idle s32min-s32max
PARAM_VALUE 0 c->cache->alloc_thread->sched_task_group->parent 0-s64max
PARAM_VALUE 0 c->cache->alloc_thread->sched_task_group->shares 0-s64max
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->propagate 1
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->removed.lock.owner (-1)
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->removed.lock.owner_cpu 4294967295
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->curr->mm->sc_stat.cpu (-1)
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->curr->pref_llc_queued 0-1
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->donor->__state 0,512
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->donor->core_node.__rb_parent_color 1
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->donor->on_rq 0-1,3-255
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->donor->rseq.event.ids_changed 1
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->donor->sched_migrated 1
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->donor->wake_cpu 0-s32max
PARAM_VALUE 0 c->cache->alloc_thread->se.cfs_rq->rq->fair_server.rb_node.__rb_parent_color 1
PARAM_VALUE 0 c->cache->alloc_thread->se.group_node.next->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->se.group_node.next->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->se.group_node.prev->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->se.group_node.prev->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->throttle_node.next->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->throttle_node.next->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->throttle_node.prev->next 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->throttle_node.prev->prev 4096-ptr_max
PARAM_VALUE 0 c->cache->alloc_thread->wake_cpu 0-s32max
PARAM_VALUE 0 c->cache->set->bucket_lock.dep_map->name 0-255
PARAM_VALUE 0 c->cache->set->bucket_lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->cache->set->bucket_lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->caching.wq->flags 0-4294967295
PARAM_VALUE 0 c->verify_data->keys.ops->insert_fixup 3359186278354853888,8738410596996493312
PARAM_VALUE 0 c->verify_data->keys.ops->key_bad 2053114610689146880,2965826758702149632
PARAM_VALUE 0 c->verify_data->keys.ops->key_dump 5824308303565893632
PARAM_VALUE 0 c->verify_data->keys.ops->key_invalid 5042869928339255296,8931906019736064000
PARAM_VALUE 0 c->verify_data->keys.ops->key_merge 0,8943847820907044864
PARAM_VALUE 0 c->verify_data->keys.ops->key_to_text 6644520337947410432
PARAM_VALUE 0 c->verify_data->keys.ops->sort_cmp 127698777507876864,850943255651803136
PARAM_VALUE 0 c->verify_data->keys.ops->sort_fixup 0,8945762327650275328
PARAM_VALUE 0 c->verify_data->keys.page_order 0-63,255
PARAM_VALUE 1 op 0,4096-ptr_max
PARAM_VALUE 1 op->lock 1-s16max
PARAM_VALUE 2 k 4096-ptr_max
CAPPED_DATA 0 c->cache->alloc_thread 1
CAPPED_DATA 0 &c->bucket_lock 1
DATA_SOURCE 0 c $0
DATA_SOURCE 1 op $1
DATA_SOURCE 3 level $2
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 c->bio_meta.min_nr
NO_OVERFLOW_SIMPLE 0 c->bio_split.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->bio_split.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->fill_iter.min_nr
NO_OVERFLOW_SIMPLE 0 c->nr_uuids
NO_OVERFLOW_SIMPLE 0 c->search.min_nr
LOCK2 0 &c->bucket_lock
HALF_LOCKED2 b
TYPE_LOCK (struct cache_set)->bucket_lock

drivers/md/bcache/btree.c bch_btree_node_get() -> mca_alloc()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->bucket_lock.dep_map->name 0-255
PARAM_VALUE 0 c->bucket_lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 c->bucket_lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->bucket_lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 c->bucket_lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 c->bucket_lock.wait_lock.owner (-1)
PARAM_VALUE 0 c->bucket_lock.wait_lock.owner_cpu u32max
PARAM_VALUE 0 c->caching.s->done 0-1
PARAM_VALUE 1 op 4096-ptr_max
PARAM_VALUE 1 op->lock (-1)-256,s16max
PARAM_VALUE 2 k 4096-ptr_max
PARAM_VALUE 3 level 0-s32max
CAPPED_DATA 0 &c->bucket_lock 1
DATA_SOURCE 0 c $0
DATA_SOURCE 1 op $1
DATA_SOURCE 2 k $2
DATA_SOURCE 3 level $3
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 c->bio_meta.min_nr
NO_OVERFLOW_SIMPLE 0 c->bio_split.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->bio_split.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->fill_iter.min_nr
NO_OVERFLOW_SIMPLE 0 c->nr_uuids
NO_OVERFLOW_SIMPLE 0 c->search.min_nr
LOCK2 0 &c->bucket_lock
TYPE_LOCK (struct cache_set)->bucket_lock

drivers/md/bcache/btree.c btree_node_prefetch() -> mca_alloc()

Type Parameter Key Value
PARAM_VALUE 0 c->bucket_lock.dep_map->name 0-255
PARAM_VALUE 0 c->bucket_lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 c->bucket_lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->bucket_lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 c->bucket_lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 c->bucket_lock.wait_lock.owner (-1)
PARAM_VALUE 0 c->bucket_lock.wait_lock.owner_cpu u32max
PARAM_VALUE 1 op 0
PARAM_VALUE 2 k 4096-ptr_max
PARAM_VALUE 3 level (-1)-254
CAPPED_DATA 0 &c->bucket_lock 1
DATA_SOURCE 2 k $1
NO_OVERFLOW_SIMPLE 0 c->bio_meta.min_nr
NO_OVERFLOW_SIMPLE 0 c->bio_split.bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->bio_split.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 c->fill_iter.min_nr
NO_OVERFLOW_SIMPLE 0 c->nr_uuids
NO_OVERFLOW_SIMPLE 0 c->search.min_nr
LOCK2 0 &c->bucket_lock
TYPE_LOCK (struct cache_set)->bucket_lock