ext4_update_overhead identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/ext4/ext4.h, line 3253 (as a prototype)

Defined in 1 files as a function:

fs/ext4/ioctl.c, line 2017 (as a function)

Referenced in 2 files:

Smatch caller information:

fs/ext4/resize.c ext4_resize_end() -> ext4_update_overhead()

Type	Parameter	Key	Value
PARAM_VALUE	0	sb	4096-ptr_max
PARAM_VALUE	0	sb->s_cop->empty_dir	0,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE	0	sb->s_cop->inode_info_offs	1632,1720,2632,2648
PARAM_VALUE	0	sb->s_fs_info->s_add_error_count	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_addr_per_block_bits	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_awu_max	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_awu_min	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_bdev_wb_err	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_blockfile_groups	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_cluster_bits	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_cluster_ratio	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_csum_seed	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_def_hash_version	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_def_mount_opt	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_def_mount_opt2	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_desc_per_block_bits	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_extent_max_zeroout_kb	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_fc_bytes	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_fc_debug_max_replay	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_fc_ineligible_tid	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_first_error_code	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_first_error_ino	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_first_error_line	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_first_ino	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_flex_groups_allocated	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_group_info_size	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_groups_count	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_hash_unsigned	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_inode_goal	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_inode_readahead_blks	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_inode_size	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_jquota_fmt	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_last_error_code	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->s_last_error_ino	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_last_error_line	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_li_wait_mult	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_log_groups_per_flex	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_max_batch_time	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_max_dir_size_kb	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_max_folio_order	0-u16max
PARAM_VALUE	0	sb->s_fs_info->s_mb_best_avail_max_trim_order	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_group_prealloc	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_max_linear_groups	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_max_to_scan	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_min_to_scan	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_nr_global_goals	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_order2_reqs	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_prefetch	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_prefetch_limit	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_stats	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mb_stream_request	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_min_batch_time	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_min_folio_order	0-u16max
PARAM_VALUE	0	sb->s_fs_info->s_mount_opt	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mount_opt2	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_mount_state	0-u16max
PARAM_VALUE	0	sb->s_fs_info->s_pad	0-u16max
PARAM_VALUE	0	sb->s_fs_info->s_sb_update_kb	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_sb_update_sec	0-4294967295
PARAM_VALUE	0	sb->s_fs_info->s_want_extra_isize	0-4294967295
PARAM_VALUE	0	sb->s_op->show_path	0,1168827736746610688,4549358393651167232,6955726544838414336,7969778861266182144
PARAM_VALUE	1	force	1
DATA_SOURCE	0	sb	$0
UNITS	0	sb	unit_byte

fs/ext4/super.c ext4_fill_super() -> ext4_update_overhead()

Type	Parameter	Key	Value
PARAM_VALUE	0	sb	4096-ptr_max
PARAM_VALUE	0	sb->s_bdev->bd_fsfreeze_count.counter	s32min-0
PARAM_VALUE	0	sb->s_bdev_file->__f_path.dentry	4096-ptr_max
PARAM_VALUE	0	sb->s_bdev_file->f_flags	0,32768-u32max
PARAM_VALUE	0	sb->s_bdev_file->f_inode	4096-ptr_max
PARAM_VALUE	0	sb->s_bdev_file->f_iocb_flags	0,2,16,18,131072,131074,131088,131090
PARAM_VALUE	0	sb->s_bdev_file->f_mapping	4096-ptr_max
PARAM_VALUE	0	sb->s_bdev_file->f_mapping->host->i_blkbits	9-73
PARAM_VALUE	0	sb->s_bdev_file->f_mapping->host->i_mapping->invalidate_lock.first_waiter->type	0-1
PARAM_VALUE	0	sb->s_bdev_file->f_mapping->host->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sb->s_bdev_file->f_mapping->host->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sb->s_bdev_file->f_mode	0,64-u32max
PARAM_VALUE	0	sb->s_bdev_file->f_op	8212791493360840704
PARAM_VALUE	0	sb->s_bdev_file->private_data	4096-ptr_max
PARAM_VALUE	0	sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792
PARAM_VALUE	0	sb->s_export_op->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864
PARAM_VALUE	0	sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200
PARAM_VALUE	0	sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_hash.next->pprev	4096-ptr_max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_hash.pprev	1-u64max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_inode	4096-ptr_max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent	4096-ptr_max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_alias->next->pprev	1-u64max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_children.first	4096-ptr_max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->active.counter	s32min-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_flags	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->__i_nlink	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_atime_nsec	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_blkbits	0-255
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_bytes	0-u16max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_ctime_nsec	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_dir_seq	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_flags	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_fsnotify_mask	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_generation	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_linklen	s32min-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_mode	0-u16max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_mtime_nsec	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_nlink	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_opflags	0-u16max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_rdev	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_wb_frn_avg_time	0-u16max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_wb_frn_history	0-u16max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_wb_frn_winner	s32min-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_inode->i_write_hint	0-4294967295
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_lockref.count	s32min-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->data->ref.refs.counter	s32min-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->management_timer.is_hard	0-1
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->management_timer.is_lazy	0-1
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->management_timer.is_queued	0-1
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->management_timer.is_soft	0-1
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->owner->refcnt.counter	0-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_fsdata->ref.refs.counter	s32min-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_hash.next->pprev	4096-ptr_max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_inode	4096-ptr_max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_inode->i_rwsem.dep_map->name	0-255
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_inode->i_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_inode->i_rwsem.osq.tail.counter	0-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_parent->d_sb->s_vfs_rename_mutex.dep_map->name	0-255
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_sb->s_vfs_rename_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_sib->pprev	4096-ptr_max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_sib.next->pprev	1-u64max
PARAM_VALUE	0	sb->s_shrink->debugfs_entry->d_sib.pprev	4096-ptr_max
PARAM_VALUE	0	*sb->s_id	0-255
PARAM_VALUE	0	*sb->s_shrink->debugfs_entry->d_parent->d_fsdata->d_fsdata	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*sb->s_shrink->debugfs_entry->d_parent->d_inode->i_hash.next->pprev	1-u64max
PARAM_VALUE	0	*sb->s_shrink->debugfs_entry->d_parent->d_inode->i_sb->s_fs_info->wbuf	0-255
PARAM_VALUE	0	*sb->s_shrink->debugfs_entry->d_parent->d_inode->i_sb->s_fs_info->wbuf_verify	0-255
PARAM_VALUE	0	*sb->s_shrink->debugfs_entry->d_parent->d_inode->i_wb->dwork.timer->entry.pprev	4096-ptr_max
PARAM_VALUE	1	force	0
BUF_SIZE	0	sb	(-1),2880
BUF_SIZE	0	sb	(-1),2880
CAPPED_DATA	0	sb	1
DATA_SOURCE	0	sb	$0
STR_LEN	0	sb	(-1),8
STR_LEN	0	sb	(-1),8
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	sb->s_bdev_file->f_flags	0,32768-u32max
USER_DATA	0	sb->s_bdev_file->f_mode	0,64-u32max
HALF_LOCKED2		&fc->uapi_mutex