Open Menu /

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

fs/ext4/extents.c ext4_alloc_file_blocks() -> ext4_chunk_trans_blocks()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &inode->i_rwsem
HALF_LOCKED2 &mapping->invalidate_lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct inode)->i_rwsem

fs/ext4/extents.c ext4_alloc_file_blocks() -> ext4_chunk_trans_blocks()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->i_mapping->host->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
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->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 1632,1720,1808,2632,2648
PARAM_VALUE 0 inode->i_sb->s_cop->set_context 0,67,4096-ptr_max
PARAM_VALUE 1 nrblocks s32min-(-1),1-s32max
CAPPED_DATA 0 inode 1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 inode->i_sb->s_fs_info->s_first_error_block s64min-s64max[c]
USER_DATA 0 inode->i_sb->s_fs_info->s_first_error_ino 0-4294967295
UNITS 1 nrblocks unit_byte
LOCK2 &inode->i_rwsem
HALF_LOCKED2 &mapping->invalidate_lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct inode)->i_rwsem

fs/ext4/extents.c ext4_convert_unwritten_extents() -> ext4_chunk_trans_blocks()

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->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2712
DATA_SOURCE 0 inode $1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 inode->i_size

fs/ext4/extents.c ext4_ext_calc_credits_for_single_extent() -> ext4_chunk_trans_blocks()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->i_sb 4096-ptr_max
CAPPED_DATA 0 inode->i_sb 1
DATA_SOURCE 0 inode $0
DATA_SOURCE 1 nrblocks $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &inode->i_rwsem
TYPE_LOCK (struct inode)->i_rwsem

fs/ext4/inode.c ext4_do_writepages() -> ext4_chunk_trans_blocks()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->i_mapping->host 4096-ptr_max
PARAM_VALUE 0 inode->i_mapping->host->i_sb 4096-ptr_max
PARAM_VALUE 0 inode->i_mapping->i_pages.xa_flags 33554432-u32max
PARAM_VALUE 0 inode->i_mapping->nrpages 1-u64max
PARAM_VALUE 0 inode->i_sb->s_cop->inode_info_offs 1632,1720,2632,2648
PARAM_VALUE 1 nrblocks 2048
RX_PATH
TASK_NOT_RUNNING

fs/ext4/inode.c ext4_iomap_alloc() -> ext4_chunk_trans_blocks()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->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 inode->i_mapping->host->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
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->s_cop->empty_dir 0,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 inode->i_sb->s_cop->get_context 0,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 inode->i_sb->s_cop->set_context 0,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_report.is_hard 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_report.is_lazy 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_report.is_queued 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_err_report.is_soft 0-1
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_error_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_es->s_free_blocks_count_hi 0
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_es_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_freeclusters_counter->lock.owner (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 inode->i_sb->s_fs_info->s_freeinodes_counter->lock.owner (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 inode->i_size s64min-9223372036854775806
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 0 *inode->i_sb->s_fs_info->s_first_error_func 0-255
PARAM_VALUE 0 *inode->i_sb->s_fs_info->s_last_error_func 0-255
CAPPED_DATA 0 inode 1
DATA_SOURCE 0 inode $0
USER_DATA 0 inode->i_sb->s_fs_info->s_first_error_block s64min-s64max[c]
USER_DATA 0 inode->i_sb->s_fs_info->s_first_error_ino 0-4294967295
USER_DATA 1 nrblocks s32min-s32max
UNITS 1 nrblocks unit_byte

fs/ext4/inode.c ext4_iomap_alloc() -> ext4_chunk_trans_blocks()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->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 inode->i_mapping->host->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
PARAM_VALUE 0 inode->i_size s64min-9223372036854775806
PARAM_VALUE 1 nrblocks 0-4096
CAPPED_DATA 0 inode 1
DATA_SOURCE 0 inode $0
USER_DATA 1 nrblocks 1-4096[c]
UNITS 1 nrblocks unit_byte

fs/ext4/inode.c ext4_journal_ensure_extent_credits() -> ext4_chunk_trans_blocks()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->i_sb 4096-ptr_max
PARAM_VALUE 1 nrblocks 1
DATA_SOURCE 0 inode $1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 inode->i_bytes
NO_OVERFLOW_SIMPLE 0 inode->i_size