ovl_index_upper identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/overlayfs/overlayfs.h, line 738 (as a prototype)

Defined in 1 files as a function:

fs/overlayfs/namei.c, line 602 (as a function)

Referenced in 2 files:

Smatch caller information:

fs/overlayfs/export.c ovl_lookup_real_inode() -> ovl_index_upper()

Type	Parameter	Key	Value
PARAM_VALUE	0	ofs	4096-ptr_max
PARAM_VALUE	0	ofs->config.index	1
PARAM_VALUE	0	ofs->workdir->d_children->first->pprev	1-u64max
PARAM_VALUE	0	ofs->workdir->d_inode->i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.dep_map->name	0-255
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_bmap_bits	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_bmap_count	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_data_blksize	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_hashsize	s32min-s32max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_last_bmap	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_mode	0-u16max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_partition_size	s32min-s32max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_reserved	s32min-s32max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_root_block	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->work_queued	s32min-s32max
PARAM_VALUE	1	index	4096-ptr_max
PARAM_VALUE	1	index->d_inode	0,4096-ptr_max
PARAM_VALUE	1	index->d_inode->i_data.host->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	1	index->d_inode->i_mapping->host->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	1	index->d_inode->i_rdev	0
PARAM_VALUE	1	index->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	index->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	1	index->d_inode->i_sb->s_cop->inode_info_offs	1632,1808,2632,2648,2712
PARAM_VALUE	1	index->d_op->d_automount	0,2908707185815040000,3401111987815645184,6746145930460459008,7190988915944083456,7386785427940065280,8018779550845526016
PARAM_VALUE	1	index->d_op->d_dname	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_init	0,2385819921126617088,7057831443282669568,7824184004865302528
PARAM_VALUE	1	index->d_op->d_iput	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_manage	0,1859587847549206528
PARAM_VALUE	1	index->d_op->d_prune	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_real	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_unalias_trylock	0,6635409759016140800
PARAM_VALUE	1	index->d_op->d_unalias_unlock	0,6336447517789900800
PARAM_VALUE	1	index->d_op->d_weak_revalidate	0,5632434648052031488,5669063523602272256,7231033168839651328
PARAM_VALUE	2	connected	1
BUF_SIZE	0	ofs	1-s32max
BUF_SIZE	0	ofs	1-s32max
BUF_SIZE	1	index	(-1),1-s32max
BUF_SIZE	1	index	(-1),1-s32max
DATA_SOURCE	1	index	r ovl_lookup_index
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	1	index->d_sb->s_blocksize
NO_OVERFLOW_SIMPLE	1	index->d_sb->s_blocksize_bits
UNITS	0	ofs	unit_byte
HALF_LOCKED2		&real->d_lockref.lock

fs/overlayfs/export.c ovl_lower_fh_to_d() -> ovl_index_upper()

Type	Parameter	Key	Value
PARAM_VALUE	0	ofs	4096-ptr_max
PARAM_VALUE	0	ofs->config.index	1
PARAM_VALUE	0	ofs->workdir->d_children->first->pprev	1-u64max
PARAM_VALUE	0	ofs->workdir->d_children.first	4096-ptr_max
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.dep_map->name	0-255
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	ofs->workdir->d_sb	4096-ptr_max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_bmap_bits	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_bmap_count	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_data_blksize	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_hashsize	s32min-s32max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_last_bmap	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_mode	0-u16max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_partition_size	s32min-s32max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_reserved	s32min-s32max
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->s_root_block	0-4294967295
PARAM_VALUE	0	ofs->workdir->d_sb->s_fs_info->work_queued	s32min-s32max
PARAM_VALUE	1	index	4096-ptr_max
PARAM_VALUE	1	index->d_inode	0,4096-ptr_max
PARAM_VALUE	1	index->d_inode->i_data.host->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	1	index->d_inode->i_mapping->host->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	1	index->d_inode->i_sb->s_cop->inode_info_offs	1632,1808,2632,2648,2712
PARAM_VALUE	1	index->d_op->d_automount	0,2908707185815040000,3401111987815645184,6746145930460459008,7190988915944083456,7386785427940065280,8018779550845526016
PARAM_VALUE	1	index->d_op->d_dname	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_init	0,2385819921126617088,7057831443282669568,7824184004865302528
PARAM_VALUE	1	index->d_op->d_iput	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_manage	0,1859587847549206528
PARAM_VALUE	1	index->d_op->d_prune	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_real	0,4096-ptr_max
PARAM_VALUE	1	index->d_op->d_unalias_trylock	0,6635409759016140800
PARAM_VALUE	1	index->d_op->d_unalias_unlock	0,6336447517789900800
PARAM_VALUE	1	index->d_op->d_weak_revalidate	0,5632434648052031488,5669063523602272256,7231033168839651328
PARAM_VALUE	2	connected	1
BUF_SIZE	0	ofs	1-s32max
BUF_SIZE	0	ofs	1-s32max
BUF_SIZE	1	index	(-1),1-s32max
BUF_SIZE	1	index	(-1),1-s32max
CAPPED_DATA	1	index	1
DATA_SOURCE	1	index	r ovl_get_index_fh
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	1	index->d_sb->s_blocksize
NO_OVERFLOW_SIMPLE	1	index->d_sb->s_blocksize_bits
UNITS	0	ofs	unit_byte

fs/overlayfs/namei.c ovl_verify_index() -> ovl_index_upper()

Type	Parameter	Key	Value
PARAM_VALUE	0	ofs	4096-ptr_max
PARAM_VALUE	0	ofs->config.fsync_mode	1
PARAM_VALUE	0	ofs->config.index	1
PARAM_VALUE	0	ofs->config.lowerdirs	4096-ptr_max
PARAM_VALUE	0	ofs->config.metacopy	0
PARAM_VALUE	0	ofs->config.nfs_export	0
PARAM_VALUE	0	ofs->config.redirect_mode	2-3
PARAM_VALUE	0	ofs->config.uuid	1
PARAM_VALUE	0	ofs->config.workdir	0
PARAM_VALUE	0	ofs->fs	4096-ptr_max
PARAM_VALUE	0	ofs->last_ino.counter	1
PARAM_VALUE	0	ofs->layers	4096-ptr_max
PARAM_VALUE	0	ofs->namelen	0-s64max
PARAM_VALUE	0	ofs->numlayer	2-u32max
PARAM_VALUE	0	ofs->whiteout->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ofs->whiteout->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	ofs->workbasedir	4096-ptr_max
PARAM_VALUE	0	ofs->workbasedir->d_inode->i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ofs->workbasedir->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ofs->workbasedir->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_bmap_bits	0-4294967295
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_bmap_count	0-4294967295
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_data_blksize	0-4294967295
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_hashsize	s32min-s32max
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_last_bmap	0-4294967295
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_mode	0-u16max
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_partition_size	s32min-s32max
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_reserved	s32min-s32max
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->s_root_block	0-4294967295
PARAM_VALUE	0	ofs->workbasedir->d_sb->s_fs_info->work_queued	s32min-s32max
PARAM_VALUE	0	ofs->workdir	4096-ptr_max
PARAM_VALUE	0	ofs->workdir->d_hash.pprev	0
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	ofs->workdir->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	ofs->workdir->d_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	ofs->workdir->waiters	0
PARAM_VALUE	0	ofs->workdir_trap	4096-ptr_max
PARAM_VALUE	0	ofs->workdir_trap->i_flags	16
PARAM_VALUE	0	ofs->workdir_trap->i_mode	16384
PARAM_VALUE	0	ofs->workdir_trap->i_rwsem.first_waiter	0
PARAM_VALUE	0	ofs->xino_mode	(-1)-s32max
PARAM_VALUE	1	index	4096-ptr_max
PARAM_VALUE	1	index->d_inode	4096-ptr_max
PARAM_VALUE	1	index->d_name.len	42-u32max
PARAM_VALUE	1	index->d_name.name	4096-ptr_max
PARAM_VALUE	2	connected	0
BUF_SIZE	0	ofs	1-s32max
BUF_SIZE	0	ofs	1-s32max
BUF_SIZE	0	ofs->config.lowerdirs	8
BUF_SIZE	0	ofs->workdir	(-1),1-s32max
BUF_SIZE	1	index	(-1)-s32max
BUF_SIZE	1	index	(-1)-s32max
CAPPED_DATA	0	ofs->workbasedir	1
DATA_SOURCE	0	ofs	$0
DATA_SOURCE	1	index	$1
FUZZY_MAX	1	index->d_name.len	42
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	ofs->workbasedir_trap->__i_nlink	1-u32max
USER_DATA	0	ofs->workbasedir_trap->i_blocks	0-u64max
USER_DATA	0	ofs->workbasedir_trap->i_bytes	0-511[c]
USER_DATA	0	ofs->workbasedir_trap->i_ino	0-u64max
USER_DATA	0	ofs->workbasedir_trap->i_rdev	0-u32max[c]
USER_DATA	0	ofs->workdir_trap->__i_nlink	1-u32max
USER_DATA	0	ofs->workdir_trap->i_blocks	0-u64max
USER_DATA	0	ofs->workdir_trap->i_bytes	0-511[c]
USER_DATA	0	ofs->workdir_trap->i_ino	0-u64max
USER_DATA	0	ofs->workdir_trap->i_rdev	0-u32max[c]
USER_DATA	1	index->d_inode->i_mode	0-u16max
USER_DATA	1	index->d_inode->i_size	(-9223372036854775807)-(-4),0-s64max
NO_OVERFLOW_SIMPLE	0	ofs->workdir_trap->i_bytes
NO_OVERFLOW_SIMPLE	0	ofs->workdir_trap->i_size
UNITS	0	ofs	unit_byte
UNITS	1	index	unit_jiffy
HALF_LOCKED2		&fc->uapi_mutex
HALF_LOCKED2		&indexdir->d_inode->i_rwsem
HALF_LOCKED2		&sb->s_umount
HALF_LOCKED2	0	&ofs->workdir->d_lockref.lock
HALF_LOCKED2	1	&index->d_lockref.lock