ubi_wl_get_fm_peb identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/mtd/ubi/fastmap-wl.c, line 66

Defined in 1 files as a prototype:

drivers/mtd/ubi/ubi.h, line 916 (as a prototype)

Defined in 1 files as a function:

drivers/mtd/ubi/fastmap-wl.c, line 75 (as a function)

Referenced in 2 files:

Smatch caller information:

287600322642ac2d invalidate_fastmap() -> ubi_wl_get_fm_peb()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->fm	0
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
PARAM_VALUE	1	anchor	1
DATA_SOURCE	0	ubi	$0

287600322642ac2d ubi_update_fastmap() -> ubi_wl_get_fm_peb()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->__state	0,512
PARAM_VALUE	0	ubi->bgt_thread->blocked_on	0
PARAM_VALUE	0	ubi->bgt_thread->core_node.__rb_parent_color	1
PARAM_VALUE	0	ubi->bgt_thread->core_node.rb_left	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->core_node.rb_right	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->cpus_ptr	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->delays->blkio_count	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->delays->blkio_delay_max	0-s64max
PARAM_VALUE	0	ubi->bgt_thread->delays->blkio_delay_max_ts.tv_nsec	0-999999999
PARAM_VALUE	0	ubi->bgt_thread->delays->blkio_delay_min	0-s64max
PARAM_VALUE	0	ubi->bgt_thread->delays->lock.owner	(-1)
PARAM_VALUE	0	ubi->bgt_thread->delays->lock.owner_cpu	4294967295
PARAM_VALUE	0	ubi->bgt_thread->delays->lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	ubi->bgt_thread->dl.pi_se->pi_se	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->active_balance	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->clock_update_flags	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->core_enabled	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->core_forceidle_count	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->core_forceidle_occupation	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->core_forceidle_seq	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->core_pick_seq	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->core_sched_seq	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->core_task_seq	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->cpu	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->has_blocked_load	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->hrtick_sched	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->idle_balance	0-255
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->membarrier_state	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nohz_idle_balance	0-255
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nohz_tick_stopped	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nr_llc_running	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nr_numa_running	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nr_pinned	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nr_pref_llc_running	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nr_preferred_running	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->nr_running	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->numa_migrate_on	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->online	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->push_busy	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->push_cpu	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->sched_count	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->sched_goidle	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->ticks_without_resched	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->ttwu_count	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->ttwu_local	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->ttwu_pending	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->uclamp_flags	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->dl.rq->yld_count	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->is_blocked	0
PARAM_VALUE	0	ubi->bgt_thread->mm->mm_cid.irq_work.node.a_flags.counter	0-s32max
PARAM_VALUE	0	ubi->bgt_thread->mm->mm_cid.max_cids	0-s32max
PARAM_VALUE	0	ubi->bgt_thread->mm->mm_cid.pcpu_thrs	1-1073741823
PARAM_VALUE	0	ubi->bgt_thread->mm->mm_cid.update_deferred	1
PARAM_VALUE	0	ubi->bgt_thread->on_rq	0-1,3-255
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.node_list.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.node_list.next->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.node_list.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.node_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.prio_list.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.prio_list.next->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.prio_list.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->pushable_tasks.prio_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->rseq.event.ids_changed	1
PARAM_VALUE	0	ubi->bgt_thread->saved_state	0
PARAM_VALUE	0	ubi->bgt_thread->sched_migrated	1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->propagate	1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->removed.lock.owner	(-1)
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->removed.lock.owner_cpu	4294967295
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->curr->mm->sc_stat.cpu	(-1)
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->curr->pref_llc_queued	0-1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->__state	0,512
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->core_node.__rb_parent_color	1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->dl.dl_timer.base->cpu_base->expires_next	0-s64max
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->dl.inactive_timer.base->clockid	0-1,7,11
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->dl.inactive_timer.base->index	0-7
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->dl.inactive_timer.entry.next	s64max
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->dl.rb_node.__rb_parent_color	1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->mm->mm_cid.irq_work.node.a_flags.counter	0-s32max
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->pushable_dl_tasks.__rb_parent_color	1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->rseq.event.ids_changed	1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->sched_migrated	1
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->se.run_node.rb_left->__rb_parent_color	4096-s64max
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->se.run_node.rb_right->__rb_parent_color	4096-s64max
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->donor->wake_cpu	0-s32max
PARAM_VALUE	0	ubi->bgt_thread->se.cfs_rq->rq->fair_server.dl_timer.base->cpu_base->expires_next	0-s64max
PARAM_VALUE	0	ubi->bgt_thread->se.group_node.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->se.group_node.next->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->se.group_node.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->se.group_node.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->throttle_node.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->throttle_node.next->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->throttle_node.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->throttle_node.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->wake_cpu	0-s32max
PARAM_VALUE	0	ubi->buf_mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	ubi->buf_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->type	0-1
PARAM_VALUE	0	ubi->fm_protect.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_protect.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	ubi->fm_protect.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->ltree_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	ubi->move_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	ubi->move_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	ubi->move_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	ubi->move_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	ubi->move_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	ubi->wl_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ubi->work_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->work_sem.first_waiter->type	0-1
PARAM_VALUE	0	ubi->works.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->works.prev->next->next	4096-ptr_max
PARAM_VALUE	0	*ubi->bgt_thread->delays->lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*ubi->fm_pool->pebs	s32min-s32max
PARAM_VALUE	0	*ubi->fm_wl_pool->pebs	s32min-s32max
PARAM_VALUE	0	*ubi->lookuptbl	0,4096-ptr_max
PARAM_VALUE	1	anchor	0
DATA_SOURCE	0	ubi	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
LOCK2	0	&ubi->fm_eba_sem
LOCK2	0	&ubi->fm_protect
LOCK2	0	&ubi->wl_lock
LOCK2	0	&ubi->work_sem
HALF_LOCKED2		&le->mutex
HALF_LOCKED2		global &ubi_devices_mutex
HALF_LOCKED2	0	&ubi->device_mutex
TYPE_LOCK		(struct ubi_device)->fm_eba_sem
TYPE_LOCK		(struct ubi_device)->fm_protect
TYPE_LOCK		(struct ubi_device)->wl_lock
TYPE_LOCK		(struct ubi_device)->work_sem

drivers/mtd/ubi/wl.c ubi_ensure_anchor_pebs() -> ubi_wl_get_fm_peb()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->fm_anchor	0
PARAM_VALUE	0	ubi->fm_eba_sem.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->type	0-1
PARAM_VALUE	0	ubi->fm_protect.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_protect.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->wl_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ubi->work_sem.dep_map->name	0-255
PARAM_VALUE	0	ubi->work_sem.first_waiter->handoff_set	1
PARAM_VALUE	0	ubi->work_sem.first_waiter->list.next	2212933610777083904,2624917664208203776
PARAM_VALUE	0	ubi->work_sem.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	0	ubi->work_sem.first_waiter->type	0-1
PARAM_VALUE	1	anchor	1
BUF_SIZE	0	ubi->lookuptbl	(-1),8
DATA_SOURCE	0	ubi	$0
STR_LEN	0	ubi->dev.parent->driver_data	(-1)
STR_LEN	0	ubi->mtd	(-1)
STR_LEN	0	ubi->mtd->dev.driver_data	(-1)
STR_LEN	0	ubi->mtd->name	(-1)
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	ubi->mtd->erasesize
NO_OVERFLOW_SIMPLE	0	ubi->peb_count
NO_OVERFLOW_SIMPLE	0	ubi->peb_size
NO_OVERFLOW_SIMPLE	0	ubi->vid_hdr_aloffset
LOCK2	0	&ubi->wl_lock
HALF_LOCKED2		global &ubi_devices_mutex
HALF_LOCKED2	0	&ubi->device_mutex
TYPE_LOCK		(struct ubi_device)->wl_lock

drivers/mtd/ubi/wl.c ubi_refill_pools_and_lock() -> ubi_wl_get_fm_peb()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->fm_anchor	0
PARAM_VALUE	0	ubi->fm_disabled	0
PARAM_VALUE	0	ubi->fm_eba_sem.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->type	0-1
PARAM_VALUE	0	ubi->fm_eba_sem.osq.tail.counter	0-s32max
PARAM_VALUE	0	ubi->fm_eba_sem.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_eba_sem.wait_lock.owner	(-1)
PARAM_VALUE	0	ubi->fm_eba_sem.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	ubi->fm_pool.size	0
PARAM_VALUE	0	ubi->fm_protect.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_protect.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	ubi->fm_protect.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->fm_protect.osq.tail.counter	0-s32max
PARAM_VALUE	0	ubi->fm_protect.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_protect.wait_lock.owner	(-1)
PARAM_VALUE	0	ubi->fm_protect.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	ubi->fm_wl_pool.size	0
PARAM_VALUE	0	ubi->free.rb_node	4096-ptr_max
PARAM_VALUE	0	ubi->wl_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ubi->work_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->work_sem.first_waiter->type	0-1
PARAM_VALUE	0	ubi->work_sem.osq.tail.counter	0-s32max
PARAM_VALUE	0	ubi->work_sem.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->work_sem.wait_lock.owner	(-1)
PARAM_VALUE	0	ubi->work_sem.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	anchor	1
CAPPED_DATA	0	&ubi->fm_eba_sem	1
CAPPED_DATA	0	&ubi->fm_protect	1
CAPPED_DATA	0	&ubi->work_sem	1
DATA_SOURCE	0	ubi	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	ubi->vid_hdr_aloffset
LOCK2	0	&ubi->fm_eba_sem
LOCK2	0	&ubi->fm_protect
LOCK2	0	&ubi->wl_lock
LOCK2	0	&ubi->work_sem
HALF_LOCKED2		&le->mutex
HALF_LOCKED2		global &ubi_devices_mutex
HALF_LOCKED2	0	&ubi->device_mutex
TYPE_LOCK		(struct ubi_device)->fm_eba_sem
TYPE_LOCK		(struct ubi_device)->fm_protect
TYPE_LOCK		(struct ubi_device)->wl_lock
TYPE_LOCK		(struct ubi_device)->work_sem