Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/filemap.c do_read_cache_folio() -> filemap_read_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | folio | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->mapping | 1-u64max |
| DATA_SOURCE | 0 | file | $3 |
| DATA_SOURCE | 1 | filler | $2 [m] |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 2 | folio->mapping->writeback_index | 0-524287[c] |
mm/filemap.c filemap_create_folio() -> filemap_read_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | file | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_sb->s_cop->inode_info_offs | 1632,1720,1808,2632,2648 |
| PARAM_VALUE | 0 | file->f_inode->i_sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_mapping->a_ops | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->get_acl | 0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->get_offset_ctx | 0,2606890545167454208 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->readlink | 0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->sync_lazytime | 0,6951464784224747520 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_sb->s_cop->inode_info_offs | 1632,1640,1720,1808,1816,2632,2640,2648,2704,2712 |
| PARAM_VALUE | 0 | file->f_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 | file->f_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 | file->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 | file->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 | file->f_mapping->host->i_sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.first_waiter->list.next | 2212933610777083904 |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.first_waiter->list.prev | 2212933610777083904 |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs | 1632,1720,1808,2632,2648,2712 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_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 | file->f_path.dentry->d_inode->i_sb->s_export_op->get_parent | 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max |
| PARAM_VALUE | 2 | folio | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->mapping | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->mapping->host | 0,4096-ptr_max |
| PARAM_VALUE | 2 | folio->memcg_data | 4096-18446744073709547520 |
| CAPPED_DATA | 2 | folio | 1 |
| DATA_SOURCE | 2 | folio | r filemap_alloc_folio_noprof |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | file->f_inode->i_blocks | 0-18014398509481984[c] |
| USER_DATA | 0 | file->f_ra.prev_pos | 0-13589967357[c] |
| NO_OVERFLOW_SIMPLE | 0 | file->f_path.d_inode->i_size | |
| LOCK2 | &mapping->invalidate_lock | ||
| HALF_LOCKED2 | &inode->i_rwsem | ||
| TYPE_LOCK | (struct address_space)->invalidate_lock |
mm/filemap.c filemap_fault() -> filemap_read_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | file | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_mapping | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_mapping->a_ops | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | filler | 0,4096-ptr_max |
| PARAM_VALUE | 2 | folio | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->_deferred_list.next->prev | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->_deferred_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->mapping | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->page.zone_device_data->kref.refcount.refs.counter | s32min-s32max |
| PARAM_VALUE | 2 | folio->pgmap->ref.data | 0,4096-ptr_max |
| CAPPED_DATA | 2 | folio->mapping | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 2 | folio->mapping->writeback_index | 0-524287[c] |
| HALF_LOCKED2 | &mapping->invalidate_lock |
mm/filemap.c filemap_update_page() -> filemap_read_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | file | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_sb->s_cop->inode_info_offs | 1632,1720,1808,2632,2648 |
| PARAM_VALUE | 0 | file->f_inode->i_sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_inode->i_sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping | 4096-ptr_max |
| PARAM_VALUE | 0 | file->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->get_acl | 0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->get_offset_ctx | 0,2606890545167454208 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->readlink | 0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_op->sync_lazytime | 0,6951464784224747520 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_sb->s_cop->inode_info_offs | 1632,1640,1720,1808,1816,2632,2640,2648,2704,2712 |
| PARAM_VALUE | 0 | file->f_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 | file->f_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 | file->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 | file->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 | file->f_mapping->host->i_sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->host->i_sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | file->f_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs | 1632,1720,1808,2632,2648,2712 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_inode->i_sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112 |
| PARAM_VALUE | 0 | file->f_path.dentry->d_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 | file->f_path.dentry->d_inode->i_sb->s_export_op->get_parent | 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max |
| PARAM_VALUE | 2 | folio | 4096-ptr_max |
| PARAM_VALUE | 2 | folio->mapping | 1-u64max |
| DATA_SOURCE | 2 | folio | $3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | file->f_inode->i_blocks | 0-18014398509481984[c] |
| USER_DATA | 0 | file->f_ra.prev_pos | 0-13589967357[c] |
| NO_OVERFLOW_SIMPLE | 0 | file->f_path.d_inode->i_size | |
| LOCK2 | &mapping->invalidate_lock | ||
| HALF_LOCKED2 | &inode->i_rwsem | ||
| TYPE_LOCK | (struct address_space)->invalidate_lock |