i_mmap_unlock_write identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 2 files as a function:

Referenced in 11 files:

Smatch caller information:

mm/mmap.c dup_mmap() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap.rb_root.rb_node	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&mm->mmap_lock
LOCK2		&oldmm->mmap_lock
LOCK2	0	&mapping->i_mmap_rwsem
TYPE_LOCK		(struct address_space)->i_mmap_rwsem
TYPE_LOCK		(struct mm_struct)->mmap_lock

fs/proc/task_mmu.c pagemap_scan_hugetlb_entry() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&m->lock
HALF_LOCKED2		&mapping->i_mmap_rwsem
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

fs/proc/task_mmu.c pagemap_scan_hugetlb_hole_wp() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&mapping->i_mmap_rwsem
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

mm/util.c maybe_rmap_unlock_action() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

mm/hugetlb.c __hugetlb_zap_end() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->invalidate_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->invalidate_lock.first_waiter->type	0-1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	mapping->host->i_size

mm/hugetlb.c hugetlb_change_protection() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2212933610777083904,2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	mapping->host->i_bytes
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&dst_mm->mmap_lock
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		_T->lock
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

mm/hugetlb.c hugetlb_unshare_pmds() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->host->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	mapping->host->i_sb->s_export_op->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE	0	mapping->host->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	0	mapping->host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
RX_PATH
NOCHECK_CALL
LOCK2		&mm->mmap_lock
LOCK2	0	&mapping->i_mmap_rwsem
TYPE_LOCK		(struct address_space)->i_mmap_rwsem
TYPE_LOCK		(struct mm_struct)->mmap_lock

mm/hugetlb.c move_hugetlb_page_tables() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
NOCHECK_CALL
LOCK2		&mm->mmap_lock
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&tsk->signal->exec_update_lock
TYPE_LOCK		(struct address_space)->i_mmap_rwsem
TYPE_LOCK		(struct mm_struct)->mmap_lock

mm/hugetlb.c unmap_ref_private() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

mm/mremap.c drop_rmap_locks() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
NOCHECK_CALL
LOCK2		&mm->mmap_lock
HALF_LOCKED2		&tsk->signal->exec_update_lock
TYPE_LOCK		(struct mm_struct)->mmap_lock

mm/vma.c unlink_file_vma_batch_process() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap.rb_leftmost	0,4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap.rb_leftmost->rb_left	0
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
CAPPED_DATA	0	mapping	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&mm->mmap_lock
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

mm/vma.c vm_unlock_mapping() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
DATA_SOURCE	0	mapping	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &mm_all_locks_mutex
HALF_LOCKED2		&cli->mutex
HALF_LOCKED2		&mm->mmap_lock

mm/vma.c vma_complete() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping->i_mmap.rb_leftmost	0,4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&tsk->signal->exec_update_lock

mm/vma.c vma_link_file() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap.rb_leftmost	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap.rb_leftmost->rb_left	0
PARAM_VALUE	0	mapping->i_mmap.rb_leftmost->rb_right	0
PARAM_VALUE	0	mapping->i_mmap.rb_root.rb_node	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&mapping->i_mmap_rwsem
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

drivers/dma-buf/dma-resv.c dma_resv_lockdep() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	382248882946588672
PARAM_VALUE	0	mapping->a_ops	0
PARAM_VALUE	0	mapping->flags	0
PARAM_VALUE	0	mapping->gfp_mask	0
PARAM_VALUE	0	mapping->host	0
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
PARAM_VALUE	0	mapping->i_pages.xa_flags	33
PARAM_VALUE	0	mapping->nrpages	0
PARAM_VALUE	0	mapping->wb_err	0
MEM_ZERO	0	mapping
NOCHECK_CALL
LOCK2		&mapping.i_mmap_rwsem
LOCK2		&mm->mmap_lock
HALF_LOCKED2		&obj
HALF_LOCKED2		&obj.lock
TYPE_LOCK		(struct address_space)->i_mmap_rwsem
TYPE_LOCK		(struct mm_struct)->mmap_lock

mm/memory-failure.c unmap_poisoned_folio() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
BUF_SIZE	0	mapping	(-1),552
BUF_SIZE	0	mapping	(-1),552
DATA_SOURCE	0	mapping	r hugetlb_folio_mapping_lock_write
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	mapping->host->i_size
HALF_LOCKED2		&dev->mutex
HALF_LOCKED2		global &mf_mutex
HALF_LOCKED2		global &pcp_batch_high_lock

fs/hugetlbfs/inode.c hugetlb_unmap_file_folio() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
BUF_SIZE	0	mapping	552
DATA_SOURCE	0	mapping	$1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&inode->i_rwsem
HALF_LOCKED2		&resv_map->rw_sema
HALF_LOCKED2		&vma->vm_private_data->rw_sema
HALF_LOCKED2		&vma_lock->rw_sema
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

fs/hugetlbfs/inode.c hugetlb_vmtruncate() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&dentry->d_inode->i_rwsem
HALF_LOCKED2		&dentry->d_lockref.lock
HALF_LOCKED2		&inode->i_rwsem
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct address_space)->i_mmap_rwsem

fs/hugetlbfs/inode.c hugetlbfs_punch_hole() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	4096-ptr_max
PARAM_VALUE	0	mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mapping->i_mmap_rwsem.osq.tail.counter	0-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&inode->i_rwsem
LOCK2	0	&mapping->i_mmap_rwsem
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct address_space)->i_mmap_rwsem
TYPE_LOCK		(struct inode)->i_rwsem

mm/migrate.c unmap_and_move_hugetlb_folio() -> i_mmap_unlock_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	mapping	0,4096-ptr_max
BUF_SIZE	0	mapping	(-1)-0,552
BUF_SIZE	0	mapping	(-1)-0,552
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&ctx->walk_control_lock
HALF_LOCKED2		&dev->mutex
HALF_LOCKED2		global &mf_mutex
HALF_LOCKED2		global &pcp_batch_high_lock