ubi_io_read_vid_hdr identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/mtd/ubi/io.c, line 997

Defined in 1 files as a prototype:

drivers/mtd/ubi/ubi.h, line 936 (as a prototype)

Defined in 1 files as a function:

drivers/mtd/ubi/io.c, line 1012 (as a function)

Referenced in 5 files:

Smatch caller information:

287600322642ac2d scan_pool() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->ec_hdr_alsize	0-4000000
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
PARAM_VALUE	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	0
BUF_SIZE	2	vidb	16
CAPPED_DATA	0	ubi->leb_start	1
CAPPED_DATA	0	ubi->vid_hdr_offset	1
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	2	vidb	r ubi_alloc_vid_buf

287600322642ac2d ubi_scan_fastmap() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
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->ckvol_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->dev.devres_head.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.devres_head.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.devres_head.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->defpool.vaddr	0
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.data.counter	9007199250546704
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.entry.prev	1473117533515866344
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.func	1583282886040592384
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->pools.prev	1473117533515866320
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.flags	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->device_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->ec_hdr_alsize	0-4000000
PARAM_VALUE	0	ubi->fm_eba_sem.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_protect.dep_map->name	0-255
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_size	0-s32max,18446744071562067968-u64max
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
PARAM_VALUE	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	0
BUF_SIZE	0	ubi->dev.class	(-1),96
BUF_SIZE	0	ubi->dev.groups	(-1),16
BUF_SIZE	0	ubi->dev.parent	(-1),1616
BUF_SIZE	0	ubi->mtd	s32min,(-1),1-s32max
BUF_SIZE	0	ubi->peb_buf	s32min-(-1),1-s32max
BUF_SIZE	2	vidb	16
CAPPED_DATA	0	ubi->fm_size	1
CAPPED_DATA	0	ubi->leb_start	1
CAPPED_DATA	0	ubi->mtd	1
CAPPED_DATA	0	ubi->vid_hdr_offset	1
CAPPED_DATA	0	&ubi->fm_protect	1
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	2	vidb	r ubi_alloc_vid_buf
STR_LEN	0	ubi->dev.parent->driver_data	(-1)
STR_LEN	0	ubi->mtd	(-1),18
STR_LEN	0	ubi->mtd->dev.driver_data	(-1)
STR_LEN	0	ubi->mtd->name	(-1)
NOSPEC	0	ubi->vid_hdr_offset
MEM_ZERO	0	ubi->fm_buf
MEM_ZERO	0	&ubi->dev.power.suspend_timer
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	ubi->ubi_num	0-31
USER_DATA	0	ubi->vid_hdr_aloffset	0-s32max[c]
USER_DATA	0	ubi->vid_hdr_offset	1-s32max[c]
USER_DATA	2	*vidb->buffer	0-255
NO_OVERFLOW_SIMPLE	0	ubi->mtd->erasesize
NO_OVERFLOW_SIMPLE	0	ubi->peb_size
LOCK2		global &ubi_devices_mutex
LOCK2	0	&ubi->fm_protect
HALF_LOCKED2		global &mtd_table_mutex
TYPE_LOCK		(struct ubi_device)->fm_protect

drivers/mtd/ubi/io.c nor_erase_prepare() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->bgt_thread->sched_class->set_cpus_allowed	0,1927640468783054848,5094656021401329664,7127180339355369472
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->phys_limit	0-s64max
PARAM_VALUE	0	ubi->dev.kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	ubi->dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	ubi->dev.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	ubi->ec_hdr_alsize	0-4000000
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.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->mtd	4096-ptr_max
PARAM_VALUE	0	ubi->nor_flash	1
PARAM_VALUE	0	ubi->ro_mode	0
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	2	vidb	7824369583199387648
PARAM_VALUE	2	vidb->buffer	6053977347988463616
PARAM_VALUE	3	verbose	0
BUF_SIZE	0	ubi	(-1),128
BUF_SIZE	0	ubi	(-1),128
BUF_SIZE	0	ubi->dev.class	(-1),96
BUF_SIZE	0	ubi->dev.groups	(-1),16
BUF_SIZE	0	ubi->dev.parent	(-1),1616
BUF_SIZE	0	ubi->lookuptbl	(-1),8
BUF_SIZE	0	ubi->peb_buf	s32min-(-1),1-s32max
CAPPED_DATA	0	ubi->mtd	1
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	1	pnum	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	ubi->ubi_num	0-31
USER_DATA	0	ubi->vid_hdr_aloffset	0-s32max[c]
USER_DATA	0	ubi->vid_hdr_offset	1-s32max
USER_DATA	0	*ubi->peb_buf	0-255
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	ubi->ec_hdr_alsize
NO_OVERFLOW_SIMPLE	0	ubi->fm_anchor->pnum
NO_OVERFLOW_SIMPLE	0	ubi->fm_size
NO_OVERFLOW_SIMPLE	0	ubi->leb_size
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_alsize
NO_OVERFLOW_SIMPLE	0	ubi->vtbl_size
NO_OVERFLOW_SIMPLE	1	pnum
HALF_LOCKED2		global &ubi_devices_mutex
HALF_LOCKED2	0	&ubi->device_mutex
HALF_LOCKED2	0	&ubi->fm_eba_sem
HALF_LOCKED2	0	&ubi->fm_protect
HALF_LOCKED2	0	&ubi->move_mutex
HALF_LOCKED2	0	&ubi->work_sem

drivers/mtd/ubi/wl.c wear_leveling_worker() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->debugfs	0-s64max
PARAM_VALUE	0	ubi->dev.kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	ubi->dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	ubi->dev.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	ubi->fm_do_produce_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->list.next	2212933610777083904
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->type	0-1
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_protect.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->move_from	4096-ptr_max
PARAM_VALUE	0	ubi->move_from->u.rb.rb_left	0,4096-ptr_max
PARAM_VALUE	0	ubi->move_from->u.rb.rb_right	0,4096-ptr_max
PARAM_VALUE	0	ubi->move_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_mutex.first_waiter	0,4096-ptr_max
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.osq.tail.counter	0-s32max
PARAM_VALUE	0	ubi->move_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	ubi->move_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	ubi->move_to	1-u64max
PARAM_VALUE	0	ubi->used.rb_node	0,4096-ptr_max
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
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	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	0
BUF_SIZE	0	ubi	(-1),128
BUF_SIZE	0	ubi	(-1),128
BUF_SIZE	2	vidb	16
CAPPED_DATA	0	&ubi->fm_eba_sem	1
CAPPED_DATA	0	&ubi->move_mutex	1
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	2	vidb	r ubi_alloc_vid_buf
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)
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	ubi->cdev.count
NO_OVERFLOW_SIMPLE	0	ubi->ec_hdr_alsize
NO_OVERFLOW_SIMPLE	0	ubi->leb_size
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
NO_OVERFLOW_SIMPLE	0	ubi->vid_hdr_alsize
NO_OVERFLOW_SIMPLE	0	ubi->vtbl_size
LOCK2	0	&ubi->fm_eba_sem
LOCK2	0	&ubi->move_mutex
LOCK2	0	&ubi->work_sem
HALF_LOCKED2	0	&ubi->device_mutex
TYPE_LOCK		(struct ubi_device)->fm_eba_sem
TYPE_LOCK		(struct ubi_device)->move_mutex
TYPE_LOCK		(struct ubi_device)->work_sem

drivers/mtd/ubi/eba.c check_mapping() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->fast_attach	s32min-(-1),1-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.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->ltree.rb_node	1-u64max
PARAM_VALUE	0	ubi->ltree_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
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	1	pnum	0-s32max
PARAM_VALUE	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	0
BUF_SIZE	2	vidb	16
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	2	vidb	r ubi_alloc_vid_buf
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	*ubi->peb_buf	0-255
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	ubi->ec_hdr_alsize
NO_OVERFLOW_SIMPLE	0	ubi->fm_size
NO_OVERFLOW_SIMPLE	0	ubi->leb_size
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_alsize
NO_OVERFLOW_SIMPLE	0	ubi->vtbl_size
LOCK2		&le->mutex
HALF_LOCKED2	0	&ubi->ckvol_mutex
HALF_LOCKED2	0	&ubi->device_mutex

drivers/mtd/ubi/eba.c try_recover_peb() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	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_min	0-s64max
PARAM_VALUE	0	ubi->bgt_thread->sched_task_group->idle	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->sched_task_group->parent	0-s64max
PARAM_VALUE	0	ubi->bgt_thread->sched_task_group->shares	0-s64max
PARAM_VALUE	0	ubi->fm_anchor->u.rb.rb_left	0,4096-ptr_max
PARAM_VALUE	0	ubi->fm_anchor->u.rb.rb_right	0,4096-ptr_max
PARAM_VALUE	0	ubi->fm_buf->magic	2064766623
PARAM_VALUE	0	ubi->fm_buf->sqnum	0
PARAM_VALUE	0	ubi->fm_buf->used_blocks	0-32,2147483648-4294967295
PARAM_VALUE	0	ubi->fm_buf->version	1
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	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->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	0-1
PARAM_VALUE	0	ubi->work_sem.first_waiter->type	0-1
PARAM_VALUE	0	*ubi->fm_pool->pebs	s32min-s32max
PARAM_VALUE	0	*ubi->fm_wl_pool->pebs	s32min-s32max
PARAM_VALUE	1	pnum	0-s32max
PARAM_VALUE	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	1
BUF_SIZE	2	vidb	16
DATA_SOURCE	1	pnum	$1
DATA_SOURCE	2	vidb	$6
FUZZY_MAX	1	pnum	0
RX_PATH
TASK_NOT_RUNNING
LOCK2		&le->mutex
HALF_LOCKED2		&ubi->device_mutex

drivers/mtd/ubi/eba.c ubi_eba_copy_leb() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	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_min	0-s64max
PARAM_VALUE	0	ubi->bgt_thread->kcov->mode	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->kcov->remote	0-1
PARAM_VALUE	0	ubi->bgt_thread->kcov->remote_size	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->kcov_remote->mode	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->kcov_remote->remote	0-1
PARAM_VALUE	0	ubi->bgt_thread->kcov_remote->remote_size	0-4294967295
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->process_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->process_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->request_key_auth->user->qnbytes	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->request_key_auth->user->qnkeys	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->session_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->session_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->thread_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->ptracer_cred->thread_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->sched_task_group->idle	s32min-s32max
PARAM_VALUE	0	ubi->bgt_thread->thread_pid->attr->exit_code	s32min-s32max
PARAM_VALUE	0	ubi->buf_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->buf_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	ubi->buf_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	ubi->buf_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	ubi->buf_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->buf_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	ubi->buf_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	ubi->dbg.emulate_io_failures	0
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->can_grow	0-1
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->debugfs	0-s64max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->for_alloc	0-1
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->force_bounce	0-1
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->nslabs	0-s64max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->phys_limit	0-s64max
PARAM_VALUE	0	ubi->dev.kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	ubi->dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	ubi->dev.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	ubi->fm_do_produce_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->list.next	2212933610777083904
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	ubi->fm_eba_sem.first_waiter->type	0-1
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_protect.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->leb_size	0-s32max
PARAM_VALUE	0	ubi->ltree.rb_node	1-u64max
PARAM_VALUE	0	ubi->ltree_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_from	4096-ptr_max
PARAM_VALUE	0	ubi->move_from->u.rb.rb_left	0,4096-ptr_max
PARAM_VALUE	0	ubi->move_from->u.rb.rb_right	0,4096-ptr_max
PARAM_VALUE	0	ubi->move_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_mutex.first_waiter	0,4096-ptr_max
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.osq.tail.counter	0-s32max
PARAM_VALUE	0	ubi->move_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	ubi->move_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	ubi->move_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	ubi->move_to	4096-ptr_max
PARAM_VALUE	0	ubi->mtd->parent	0
PARAM_VALUE	0	ubi->ro_mode	0
PARAM_VALUE	0	ubi->used.rb_node	0,4096-ptr_max
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
PARAM_VALUE	0	ubi->volumes	4096-ptr_max
PARAM_VALUE	0	ubi->volumes_lock.rlock.dep_map->name	0-255
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	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	2	vidb->hdr->compat	0-2,4-5
PARAM_VALUE	2	vidb->hdr->copy_flag	0-1
PARAM_VALUE	2	vidb->hdr->data_pad	0-2147483646
PARAM_VALUE	2	vidb->hdr->data_size	0-s32max
PARAM_VALUE	2	vidb->hdr->lnum	0-s32max
PARAM_VALUE	2	vidb->hdr->magic	1430407457
PARAM_VALUE	2	vidb->hdr->used_ebs	0-s32max
PARAM_VALUE	2	vidb->hdr->version	1
PARAM_VALUE	2	vidb->hdr->vol_id	0-127,2147479551-s32max
PARAM_VALUE	3	verbose	1
BUF_SIZE	0	ubi	(-1),128
BUF_SIZE	0	ubi	(-1),128
BUF_SIZE	2	vidb	16
CAPPED_DATA	0	ubi->mtd	1
CAPPED_DATA	0	&ubi->buf_mutex	1
CAPPED_DATA	2	vidb->hdr->data_pad	1
CAPPED_DATA	2	vidb->hdr->data_size	1
CAPPED_DATA	2	vidb->hdr->lnum	1
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	1	pnum	$2
DATA_SOURCE	2	vidb	$3
FUZZY_MAX	2	vidb->hdr->copy_flag	1
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)
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	ubi->ec_hdr_alsize
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
NO_OVERFLOW_SIMPLE	0	ubi->vid_hdr_alsize
NO_OVERFLOW_SIMPLE	0	ubi->vtbl_size
NO_OVERFLOW_SIMPLE	1	pnum
LOCK2		&le->mutex
LOCK2	0	&ubi->buf_mutex
LOCK2	0	&ubi->fm_eba_sem
LOCK2	0	&ubi->move_mutex
LOCK2	0	&ubi->work_sem
HALF_LOCKED2	0	&ubi->device_mutex
TYPE_LOCK		(struct ubi_device)->buf_mutex
TYPE_LOCK		(struct ubi_device)->fm_eba_sem
TYPE_LOCK		(struct ubi_device)->move_mutex
TYPE_LOCK		(struct ubi_device)->work_sem

drivers/mtd/ubi/eba.c ubi_eba_read_leb() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
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.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ubi->fm_protect.first_waiter->type	0-1
PARAM_VALUE	0	ubi->ltree.rb_node	1-u64max
PARAM_VALUE	0	ubi->ltree_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
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	1	pnum	s32min-(-2),0-s32max
PARAM_VALUE	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	1
BUF_SIZE	2	vidb	16
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	2	vidb	r ubi_alloc_vid_buf
FUZZY_MAX	1	pnum	0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	1	pnum
LOCK2		&le->mutex
HALF_LOCKED2	0	&ubi->ckvol_mutex

drivers/mtd/ubi/attach.c scan_peb() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->buf_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->ckvol_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->dev.devres_head.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.devres_head.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.devres_head.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->defpool.vaddr	0
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.data.counter	9007199250546704
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.entry.prev	1473117533515866344
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.func	1583282886040592384
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->pools.prev	1473117533515866320
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.flags	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->device_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_eba_sem.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_protect.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	1	pnum	0-2147483646
PARAM_VALUE	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	0
BUF_SIZE	0	ubi->dev.class	(-1),96
BUF_SIZE	0	ubi->dev.groups	(-1),16
BUF_SIZE	0	ubi->dev.parent	(-1),1616
BUF_SIZE	0	ubi->mtd	s32min,(-1),1-s32max
BUF_SIZE	0	ubi->peb_buf	s32min-(-1),1-s32max
BUF_SIZE	2	vidb	16
CAPPED_DATA	1	pnum	1
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	1	pnum	$2
FUZZY_MAX	1	pnum	63
STR_LEN	0	ubi->dev.parent->driver_data	(-1)
STR_LEN	0	ubi->mtd	(-1),18
STR_LEN	0	ubi->mtd->dev.driver_data	(-1)
STR_LEN	0	ubi->mtd->name	(-1)
NOSPEC	0	ubi->vid_hdr_offset
MEM_ZERO	0	&ubi->dev.power.suspend_timer
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	ubi->ubi_num	0-31
USER_DATA	0	ubi->vid_hdr_aloffset	0-s32max[c]
USER_DATA	0	ubi->vid_hdr_offset	1-s32max
NO_OVERFLOW_SIMPLE	0	ubi->mtd->erasesize
NO_OVERFLOW_SIMPLE	0	ubi->peb_count
NO_OVERFLOW_SIMPLE	0	ubi->peb_size
NO_OVERFLOW_SIMPLE	1	pnum
LOCK2		global &ubi_devices_mutex
HALF_LOCKED2		global &mtd_table_mutex

drivers/mtd/ubi/attach.c self_check_ai() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi	4096-ptr_max
PARAM_VALUE	0	ubi->buf_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->ckvol_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->dbg.chk_gen	1
PARAM_VALUE	0	ubi->dev.devres_head.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.devres_head.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.devres_head.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->defpool.vaddr	0
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.data.counter	9007199250546704
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.entry.prev	1473117533515866344
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->dyn_alloc.func	1583282886040592384
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->pools.prev	1473117533515866320
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.dma_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.flags	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.consumers.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.defer_sync.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.links.suppliers.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.entry.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.next->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.prev->next	4096-ptr_max
PARAM_VALUE	0	ubi->dev.power.wait_queue.head.prev->prev	4096-ptr_max
PARAM_VALUE	0	ubi->device_mutex.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_eba_sem.dep_map->name	0-255
PARAM_VALUE	0	ubi->fm_protect.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	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	1
BUF_SIZE	0	ubi->dev.class	(-1),96
BUF_SIZE	0	ubi->dev.groups	(-1),16
BUF_SIZE	0	ubi->dev.parent	(-1),1616
BUF_SIZE	0	ubi->mtd	s32min,(-1),1-s32max
BUF_SIZE	0	ubi->peb_buf	s32min-(-1),1-s32max
BUF_SIZE	2	vidb	16
CAPPED_DATA	0	ubi->peb_count	1
DATA_SOURCE	0	ubi	$0
STR_LEN	0	ubi->dev.parent->driver_data	(-1)
STR_LEN	0	ubi->mtd	(-1),18
STR_LEN	0	ubi->mtd->dev.driver_data	(-1)
STR_LEN	0	ubi->mtd->name	(-1)
NOSPEC	0	ubi->vid_hdr_offset
MEM_ZERO	0	&ubi->dev.power.suspend_timer
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	ubi->ubi_num	0-31
USER_DATA	0	ubi->vid_hdr_aloffset	0-s32max[c]
USER_DATA	0	ubi->vid_hdr_offset	1-s32max
USER_DATA	2	*vidb->buffer	0-255
NO_OVERFLOW_SIMPLE	0	ubi->mtd->erasesize
NO_OVERFLOW_SIMPLE	0	ubi->peb_count
NO_OVERFLOW_SIMPLE	0	ubi->peb_size
LOCK2		global &ubi_devices_mutex
HALF_LOCKED2		global &mtd_table_mutex

drivers/mtd/ubi/attach.c ubi_compare_lebs() -> ubi_io_read_vid_hdr()

Type	Parameter	Key	Value
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->can_grow	0-1
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->debugfs	0-s64max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->for_alloc	0-1
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->force_bounce	0-1
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->nslabs	0-s64max
PARAM_VALUE	0	ubi->dev.dma_io_tlb_mem->phys_limit	0-s64max
PARAM_VALUE	0	ubi->vid_hdr_alsize	0-4000000
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	2	vidb	4096-ptr_max
PARAM_VALUE	2	vidb->buffer	16,4096-ptr_max
PARAM_VALUE	2	vidb->hdr	4096-ptr_max
PARAM_VALUE	3	verbose	0
BUF_SIZE	0	ubi->dev.class	(-1),96
BUF_SIZE	0	ubi->dev.groups	(-1),16
BUF_SIZE	0	ubi->dev.parent	(-1),1616
BUF_SIZE	0	ubi->mtd	s32min,(-1),1-s32max
BUF_SIZE	0	ubi->peb_buf	s32min-(-1),1-s32max
BUF_SIZE	2	vidb	16
DATA_SOURCE	0	ubi	$0
DATA_SOURCE	2	vidb	r ubi_alloc_vid_buf
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	ubi->ubi_num	0-31
USER_DATA	0	ubi->vid_hdr_aloffset	0-s32max[c]
USER_DATA	0	ubi->vid_hdr_offset	1-s32max
USER_DATA	0	*ubi->peb_buf	0-255
NO_OVERFLOW_SIMPLE	0	ubi->bgt_thread->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	ubi->ec_hdr_alsize
NO_OVERFLOW_SIMPLE	0	ubi->fm_size
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->vtbl_size
NO_OVERFLOW_SIMPLE	1	pnum
HALF_LOCKED2		global &ubi_devices_mutex