Defined in 2 files as a function:
- include/linux/page_owner.h, line 47 (as a function)
- include/linux/page_owner.h, line 72 (as a function)
Referenced in 2 files:
Smatch caller information:
mm/hugetlb.c move_hugetlb_state() -> folio_set_owner_migrate_reason()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping->host->i_io_list.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->alloc_sem.first_waiter->task->blocked_on | (-1)-0 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_error_count | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_first_error_time | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_first_error_time_hi | 0-255 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_free_blocks_count_lo | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_last_error_time | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_last_error_time_hi | 0-255 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_wtime | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->s_es->s_wtime_hi | 0-255 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_jdesc->jd_log_bio->bi_end_io | 6431644242391375872 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_log_error | s32min-s32max |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_log_flush_lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_log_flush_tail | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_log_head | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_log_num_revoke | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_log_pinned.counter | s32min-s32max |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->sd_log_tail | 0-4294967295 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->wbuf_sem.first_waiter->list.next | 2212933610777083904 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->wbuf_sem.first_waiter->list.prev | 2212933610777083904 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_fs_info->write_congested | 1 |
| PARAM_VALUE | 0 | folio->mapping->host->i_wb->dwork.work.entry.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | folio->private->b_count.counter | s32min-s32max |
| PARAM_VALUE | 0 | folio->private->read_bytes_pending | 0-4294967295 |
| PARAM_VALUE | 0 | folio->private->state | 0 |
| PARAM_VALUE | 0 | folio->private->wb_kref.refcount.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | folio->private->write_bytes_pending | s32min-s32max |
| PARAM_VALUE | 0 | folio->private->write_bytes_pending.counter | s32min-s32max |
| PARAM_VALUE | 1 | reason | 0-9 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $1 |
| DATA_SOURCE | 1 | reason | $2 |
| HARD_MAX | 1 | reason | 9 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &ctx->walk_control_lock | ||
| HALF_LOCKED2 | &dev->mutex | ||
| HALF_LOCKED2 | global &mf_mutex | ||
| HALF_LOCKED2 | global &pcp_batch_high_lock |
mm/migrate.c migrate_folio_move() -> folio_set_owner_migrate_reason()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->_hugetlb_subpool->hstate->next_nid_to_free | s32min-1023 |
| PARAM_VALUE | 0 | folio->mapping->host->i_lru.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->inode_info_offs | 1632,1720,2632,2648 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360 |
| PARAM_VALUE | 0 | folio->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 | folio->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 | folio->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 | folio->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 | folio->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | folio->migrate_info | 0 |
| PARAM_VALUE | 0 | folio->private->state | 0 |
| PARAM_VALUE | 0 | folio->private->write_bytes_pending.counter | s32min-s32max |
| PARAM_VALUE | 0 | *folio->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | reason | 0-9 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $3 |
| DATA_SOURCE | 1 | reason | $5 |
| FUZZY_MAX | 1 | reason | 7 |
| HARD_MAX | 1 | reason | 9 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 0 | folio->index |