Defined in 2 files as a function:
- include/linux/memcontrol.h, line 963 (as a function)
- include/linux/memcontrol.h, line 1438 (as a function)
Referenced in 5 files:
Smatch caller information:
mm/page_io.c __swap_writepage() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 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->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | idx | 90 |
| PARAM_VALUE | 2 | nr | 1 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
mm/page_io.c __swap_writepage() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 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->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | idx | 3 |
| PARAM_VALUE | 2 | nr | 0-u32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
mm/page_io.c swap_read_end() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 1 | idx | 2 |
| PARAM_VALUE | 2 | nr | 0-u32max |
| DATA_SOURCE | 0 | folio | r bvec_folio |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
mm/shmem.c shmem_writeout() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping->host->i_op->get_offset_ctx | 0,2606890545167454208 |
| PARAM_VALUE | 0 | folio->mapping->host->i_op->readlink | 0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->inode_info_offs | 1632,1720,1808,2632,2648,2704,2712 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112 |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_export_op->encode_fh | 0,2,4096-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->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | idx | 91 |
| PARAM_VALUE | 2 | nr | 1 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
mm/vmscan.c shrink_folio_list() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping | 1-u64max |
| 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->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | idx | 91 |
| PARAM_VALUE | 2 | nr | 1 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | r lru_to_folio |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
mm/vmscan.c shrink_folio_list() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping | 1-u64max |
| 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->page._refcount.counter | 0-s32max |
| PARAM_VALUE | 0 | *folio->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | idx | 25 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | r lru_to_folio |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
mm/vmscan.c shrink_folio_list() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 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->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | idx | 20 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | r lru_to_folio |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
mm/memory.c numa_migrate_check() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 1 | idx | 42 |
| PARAM_VALUE | 2 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | rcu_read | ||
| HALF_LOCKED2 | vmf->ptl |
mm/khugepaged.c alloc_charge_folio() -> count_memcg_folio_events()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 1 | idx | 73 |
| PARAM_VALUE | 2 | nr | 1 |
| DATA_SOURCE | 0 | folio | r __folio_alloc_noprof |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &mm->mmap_lock |