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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

fs/ext4/move_extent.c mext_folio_mkuptodate() -> ext4_get_block()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 2 bh 4096-ptr_max
PARAM_VALUE 3 create 0
BUF_SIZE 2 bh (-1)-s32max
BUF_SIZE 2 bh (-1)-s32max
NO_OVERFLOW_SIMPLE 2 bh->b_size

fs/ext4/move_extent.c mext_folio_mkwrite() -> ext4_get_block()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 inode->i_sb 4096-ptr_max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_2orders.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_allocated.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_breaks.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_ex_scanned.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_goals.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_groups_scanned.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_len_goals.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_reqs.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_stream_goals.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_bal_success.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirs_counter.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirs_counter.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirs_counter.lock.raw_lock.locked 0-255
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirs_counter.lock.raw_lock.locked_pending 0-u16max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirs_counter.lock.raw_lock.pending 0-255
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirs_counter.lock.raw_lock.tail 0-u16max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirtyclusters_counter.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_dirtyclusters_counter.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_ratelimit_state.burst s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_ratelimit_state.flags 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_ratelimit_state.interval s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_ratelimit_state.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_ratelimit_state.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_ratelimit_state.missed.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_error_notify_mutex.osq.tail.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_lock.osq.tail.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_crc s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_cur_tag s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_current_pass s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_modified_inodes_size s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_modified_inodes_used s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_regions_size s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_regions_used s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_regions_valid s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_replay_expected_off s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_replay_state.fc_replay_num_tags s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_fc_subtid.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_freeclusters_counter.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_freeclusters_counter.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_freeinodes_counter.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_freeinodes_counter.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.kref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.release.cpu s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.release.timer.flags 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.state_add_uevent_sent 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.state_in_sysfs 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.state_initialized 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.state_remove_uevent_sent 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj.uevent_suppress 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj_unregister.done 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj_unregister.wait.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_kobj_unregister.wait.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_lock_busy.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_mb_buddies_generated.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_mb_discarded.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_mb_free_pending.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_mb_lost_chunks.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_mb_preallocated.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_msg_count.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_msg_ratelimit_state.burst s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_msg_ratelimit_state.flags 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_msg_ratelimit_state.interval s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_msg_ratelimit_state.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_msg_ratelimit_state.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_msg_ratelimit_state.missed.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_orphan_info.of_blocks s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_orphan_info.of_csum_seed 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_orphan_lock.osq.tail.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_resgid.val 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_resuid.val 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_retry_alloc_pending.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_warning_count.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_warning_ratelimit_state.burst s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_warning_ratelimit_state.flags 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_warning_ratelimit_state.interval s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_warning_ratelimit_state.lock.magic 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_warning_ratelimit_state.lock.owner_cpu 0-4294967295
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_writepages_rwsem.block.counter s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_writepages_rwsem.rss.gp_count s32min-s32max
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_writepages_rwsem.rss.gp_state s32min-s32max
PARAM_VALUE 3 create 0
BUF_SIZE 2 bh (-1)-s32max
BUF_SIZE 2 bh (-1)-s32max
CAPPED_DATA 0 inode 1
DATA_SOURCE 0 inode $0
NO_OVERFLOW_SIMPLE 2 bh->b_size

fs/ext4/inode.c ext4_load_tail_bh() -> ext4_get_block()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->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 inode->i_mapping 4096-ptr_max
PARAM_VALUE 0 inode->i_mapping->host->i_sb->s_cop->inode_info_offs 1632,1808,2632,2648,2712
PARAM_VALUE 0 inode->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 inode->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 inode->i_mapping->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 inode->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 inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 inode->i_mapping->invalidate_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->i_mapping->invalidate_lock.first_waiter->type 0-1
PARAM_VALUE 0 inode->i_op->sync_lazytime 0,6951464784224747520
PARAM_VALUE 0 inode->i_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->i_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 inode->i_sb 4096-ptr_max
PARAM_VALUE 0 inode->i_sb->s_cop->empty_dir 0,86,4096-ptr_max
PARAM_VALUE 0 inode->i_sb->s_cop->get_context 0,706,4096-ptr_max
PARAM_VALUE 0 inode->i_sb->s_cop->inode_info_offs 1632,1808,2632,2648,2704,2712
PARAM_VALUE 0 inode->i_sb->s_cop->set_context 0,67,4096-ptr_max
PARAM_VALUE 0 inode->i_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE 0 inode->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 inode->i_sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->i_sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 0 inode->i_wb->dwork.wq->dfl_pwq 0-s64max
PARAM_VALUE 0 inode->i_wb->dwork.wq->saved_max_active s32min-s32max
PARAM_VALUE 0 inode->i_wb->dwork.wq->saved_min_active s32min-s32max
PARAM_VALUE 2 bh 4096-ptr_max
PARAM_VALUE 3 create 0
BUF_SIZE 2 bh (-1)-s32max
BUF_SIZE 2 bh (-1)-s32max
DATA_SOURCE 0 inode $0
BIT_INFO 0 inode->i_flags 0x0,0xffffdfff
NOSPEC 0 inode->i_size
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 inode->i_bytes 0-65023[c]
USER_DATA 0 inode->i_mode 0-u16max
USER_DATA 0 inode->i_size (-9223372036854775807)-9223372036854775806
NO_OVERFLOW_SIMPLE 0 inode->i_mapping->host->i_size
NO_OVERFLOW_SIMPLE 2 bh->b_size
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &mapping->invalidate_lock
HALF_LOCKED2 0 &inode->i_rwsem

fs/ext4/inode.c ext4_block_write_begin() -> ext4_block_write_begin param 4()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->i_sb 4096-ptr_max
PARAM_VALUE 2 bh 4096-ptr_max
PARAM_VALUE 3 create 1
BUF_SIZE 2 bh (-1)-s32max
BUF_SIZE 2 bh (-1)-s32max
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 2 bh->b_size
HALF_LOCKED2 &mapping->invalidate_lock

fs/buffer.c block_read_full_folio() -> block_read_full_folio param 1()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 1 iblock 0-18446744073709551614
PARAM_VALUE 2 bh 4096-ptr_max
PARAM_VALUE 3 create 0
BUF_SIZE 2 bh (-1)-s32max
BUF_SIZE 2 bh (-1)-s32max
CAPPED_DATA 1 iblock 1
CAPPED_DATA 1 iblock 1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 2 bh->b_size
HALF_LOCKED2 &oi->ip_alloc_sem