ext4_match identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

fs/ext4/namei.c, line 1405 (as a function)

Referenced in 1 files:

fs/ext4/namei.c
- line 1472
- line 2054

Smatch caller information:

fs/ext4/namei.c ext4_find_dest_de() -> ext4_match()

Type	Parameter	Key	Value
PARAM_VALUE	0	parent	4096-ptr_max
PARAM_VALUE	0	parent->i_mapping->host->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792
PARAM_VALUE	0	parent->i_mapping->host->i_sb->s_export_op->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864
PARAM_VALUE	0	parent->i_mapping->host->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200
PARAM_VALUE	0	parent->i_mapping->host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE	0	parent->i_op->link	0,4096-ptr_max
PARAM_VALUE	0	parent->i_op->mknod	0,4096-ptr_max
PARAM_VALUE	0	parent->i_op->readlink	0,4096-ptr_max
PARAM_VALUE	0	parent->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	parent->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	parent->i_sb	4096-ptr_max
PARAM_VALUE	0	parent->i_sb->s_cop->inode_info_offs	1632,1808,2632,2648,2712
PARAM_VALUE	0	parent->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	parent->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	parent->i_sb->s_export_op->fh_to_parent	0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	0	parent->i_sb->s_fs_info->error_dirty	0-1
PARAM_VALUE	0	parent->i_sb->s_fs_info->no_chk_data_crc	0-1
PARAM_VALUE	0	parent->i_sb->s_fs_info->ro_error	0-1
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_add_error_count	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_addr_per_block_bits	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_awu_max	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_awu_min	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_bdev_wb_err	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_blockfile_groups	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_cluster_bits	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_cluster_ratio	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_csum_seed	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_def_hash_version	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_def_mount_opt	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_def_mount_opt2	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_desc_per_block_bits	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_extent_max_zeroout_kb	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_fc_bytes	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_fc_debug_max_replay	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_fc_ineligible_tid	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_first_error_code	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_first_error_ino	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_first_error_line	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_first_ino	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_flex_groups_allocated	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_group_info_size	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_groups_count	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_hash_unsigned	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_inode_goal	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_inode_readahead_blks	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_inode_size	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_jquota_fmt	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_last_error_code	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_last_error_ino	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_last_error_line	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_li_wait_mult	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_log_groups_per_flex	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_max_batch_time	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_max_dir_size_kb	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_max_folio_order	0-u16max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_best_avail_max_trim_order	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_group_prealloc	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_max_linear_groups	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_max_to_scan	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_min_to_scan	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_nr_global_goals	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_order2_reqs	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_prefetch	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_prefetch_limit	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_stats	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mb_stream_request	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_min_batch_time	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_min_folio_order	0-u16max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mount_opt	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mount_opt2	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_mount_state	0-u16max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_pad	0-u16max
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_sb_update_kb	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_sb_update_sec	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->s_want_extra_isize	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->stats->crc_errors	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->stats->magic_errors	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->stats->node_errors	0-4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->tnc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	parent->i_sb->s_fs_info->tnc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	parent->i_sb->s_fs_info->tnc_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	parent->i_sb->s_fs_info->tnc_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	parent->i_sb->s_fs_info->tnc_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->tnc_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	parent->i_sb->s_fs_info->vfs_sb->s_blocksize_bits	0-255
PARAM_VALUE	1	fname	8151289369426542592
PARAM_VALUE	1	fname->cf_name.hash_len	0
PARAM_VALUE	1	fname->cf_name.len	0-254,4294967274
PARAM_VALUE	1	fname->cf_name.name	0
PARAM_VALUE	1	fname->crypto_buf.len	0-255,2147483648-u32max
PARAM_VALUE	1	fname->crypto_buf.name	0,16,4096-ptr_max
PARAM_VALUE	1	fname->disk_name.len	0
PARAM_VALUE	1	fname->disk_name.name	0
PARAM_VALUE	1	fname->hinfo.hash	0,2-4294967293,u32max
PARAM_VALUE	1	fname->hinfo.hash_version	0,6
PARAM_VALUE	1	fname->usr_fname	4096-ptr_max
PARAM_VALUE	2	de	4096-ptr_max
CAPPED_DATA	0	parent	1
CAPPED_DATA	0	parent->i_sb	1
CAPPED_DATA	1	fname->hinfo.hash	1
CAPPED_DATA	2	de	1
CAPPED_DATA	2	de->inode	1
DATA_SOURCE	0	parent	$0
DATA_SOURCE	1	fname	$4
MEM_ZERO	1	fname
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	parent->i_size	(-9223372036854775807)-(-4),0-s64max
UNITS	2	de	unit_byte

fs/ext4/namei.c ext4_search_dir() -> ext4_match()

Type	Parameter	Key	Value
PARAM_VALUE	0	parent	4096-ptr_max
PARAM_VALUE	0	parent->i_data.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	parent->i_data.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	parent->i_data.host->i_sb->s_export_op->fh_to_parent	0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	0	parent->i_data.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	parent->i_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	parent->i_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	parent->i_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	parent->i_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	parent->i_op->atomic_open	0,4096-ptr_max
PARAM_VALUE	0	parent->i_op->rmdir	0,4096-ptr_max
PARAM_VALUE	0	parent->i_op->unlink	0,4096-ptr_max
PARAM_VALUE	0	parent->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	parent->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	parent->i_sb->s_cop->inode_info_offs	1632,1808,2632,2648,2712
PARAM_VALUE	0	parent->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	parent->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	parent->i_sb->s_export_op->fh_to_parent	0,4672,5297,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	0	parent->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	1	fname	2483703261782204416,5844213897498214400
PARAM_VALUE	1	fname->cf_name.len	0-254,4294967274
PARAM_VALUE	1	fname->crypto_buf.len	0-255,2147483648-u32max
PARAM_VALUE	1	fname->crypto_buf.name	0,16,4096-ptr_max
PARAM_VALUE	1	fname->disk_name.len	0-255,4294967288-u32max
PARAM_VALUE	1	fname->disk_name.name	0,16,4096-ptr_max
PARAM_VALUE	1	fname->hinfo.hash	0,2-4294967293,u32max
PARAM_VALUE	1	fname->hinfo.hash_version	0,6
PARAM_VALUE	1	fname->usr_fname	4096-ptr_max
PARAM_VALUE	1	fname->usr_fname->len	0-255,2147483648-u32max
PARAM_VALUE	2	de	4096-18446744073709547519
CAPPED_DATA	0	parent	1
CAPPED_DATA	1	fname->hinfo.hash	1
CAPPED_DATA	2	de	1
DATA_SOURCE	0	parent	$3
DATA_SOURCE	1	fname	$4
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	parent->i_size
UNITS	2	de	unit_byte
HALF_LOCKED2	0	&parent->i_rwsem