Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

mm/filemap.c generic_file_direct_write() -> (struct address_space_operations)->direct_IO()

Type Parameter Key Value
PARAM_VALUE 0 iocb 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_inode 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_flags 0,4096-u32max
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_io_list.next 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_io_list.prev 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_sb->s_cop->inode_info_offs 1632,1720,2632,2648
PARAM_VALUE 0 iocb->ki_filp->f_inode->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 iocb->ki_filp->f_inode->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_wb->list_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_wb->work_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 iocb->ki_filp->f_mapping 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_mapping->a_ops 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_mapping->host 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->host->i_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->i_mmap_rwsem.dep_map->name 0-255
PARAM_VALUE 0 iocb->ki_filp->f_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->i_mmap_rwsem.first_waiter->list.next 2212933610777083904
PARAM_VALUE 0 iocb->ki_filp->f_mapping->i_mmap_rwsem.first_waiter->list.prev 2212933610777083904
PARAM_VALUE 0 iocb->ki_filp->f_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_op->readlink 0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE 1 iter 4096-ptr_max
PARAM_VALUE 1 iter->count 0-18446744073709551614
CAPPED_DATA 0 iocb->ki_filp->f_mapping 1
CAPPED_DATA 0 iocb->ki_filp->f_mapping->i_pages.xa_head 1
CAPPED_DATA 0 iocb->ki_pos 1
DATA_SOURCE 0 iocb $0
DATA_SOURCE 1 iter $1
BIT_INFO 0 iocb->ki_flags 0x20000,0xffffffff
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 iocb->ki_flags 0-s32max[c][u]
USER_DATA 0 iocb->ki_ioprio 0-u16max
USER_DATA 0 iocb->ki_pos s64min-(-2),0-s64max[c]
USER_DATA 1 iter->iov_offset 0-u64max[c]
LOCK2 &inode->i_rwsem
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct inode)->i_rwsem

mm/filemap.c generic_file_read_iter() -> (struct address_space_operations)->direct_IO()

Type Parameter Key Value
PARAM_VALUE 0 iocb 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_inode->i_sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_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 iocb->ki_filp->f_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 iocb->ki_filp->f_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->invalidate_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 iocb->ki_filp->f_mapping->invalidate_lock.first_waiter->type 0-1
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_io_list.next 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_io_list.next->prev 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_io_list.prev 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_io_list.prev->next 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_sb->s_export_op->fh_to_parent 0,5297,148606482432692224,436469935444291584,467281172929331200
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_wb->dwork->timer->entry.pprev 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_wb->dwork.work.entry.next->prev 4096-ptr_max
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_wb->list_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 iocb->ki_filp->f_path.dentry->d_inode->i_wb->work_lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 iter 4096-ptr_max
BUF_SIZE 0 iocb (-1),48
BUF_SIZE 0 iocb (-1),48
DATA_SOURCE 0 iocb $0
DATA_SOURCE 1 iter $1
BIT_INFO 0 iocb->ki_flags 0x20000,0x7fffffff
NOSPEC 0 iocb->ki_pos
NOSPEC 1 iter->count
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 iocb->ki_filp->f_inode->i_blocks 0-18014398509481984[c]
USER_DATA 0 iocb->ki_filp->f_ra.prev_pos s64min-(-9223372036854743042),0-s64max[c]
USER_DATA 0 iocb->ki_flags 0-s32max[c][u]
USER_DATA 0 iocb->ki_ioprio 0-u16max
USER_DATA 0 iocb->ki_pos 0-13442450941
USER_DATA 1 iter->count 0-u64max
USER_DATA 1 iter->iov_offset 0-u64max[c]
NO_OVERFLOW_SIMPLE 0 iocb->ki_filp->f_path.d_inode->i_size
NO_OVERFLOW_SIMPLE 0 iocb->ki_filp->f_path.moved->d_inode->i_size
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &vi->i_rwsem