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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 6 files:

Smatch caller information:

mm/huge_memory.c count_memcg_events_mm() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 1-u64max
PARAM_VALUE 1 idx 70
PARAM_VALUE 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read
LOCK2 vmf->ptl
HALF_LOCKED2 &mm->mmap_lock

fs/dax.c count_memcg_events_mm() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 1-u64max
PARAM_VALUE 1 idx 24
PARAM_VALUE 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read
HALF_LOCKED2 &inode->i_mapping->invalidate_lock
HALF_LOCKED2 &mapping->invalidate_lock

mm/page_io.c count_memcg_folio_events() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 2-3,90
PARAM_VALUE 2 count 0-u32max
DATA_SOURCE 0 memcg r folio_memcg
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
HARD_MAX 1 idx 90
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read

mm/page_io.c count_objcg_events() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 101-102
PARAM_VALUE 2 count 0-s32max,18446744071562067968-u64max
CAPPED_DATA 2 count 1
CAPPED_DATA 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
HARD_MAX 1 idx 102
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read

mm/zswap.c count_objcg_events() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 105-107
PARAM_VALUE 2 count 0-u32max
CAPPED_DATA 2 count 1
CAPPED_DATA 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
HARD_MAX 1 idx 107
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read

mm/shmem.c count_memcg_events_mm() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 1-u64max
PARAM_VALUE 1 idx 24
PARAM_VALUE 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read
HALF_LOCKED2 &inode->i_rwsem

mm/shmem.c count_memcg_folio_events() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 91
PARAM_VALUE 2 count 1
DATA_SOURCE 0 memcg r folio_memcg
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read

mm/folio.c lru_activate() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 20
PARAM_VALUE 2 count 0-u32max
DATA_SOURCE 2 count r folio_nr_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

mm/folio.c lru_deactivate() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 21
PARAM_VALUE 2 count 0-u32max
DATA_SOURCE 2 count r folio_nr_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

mm/folio.c lru_deactivate_file() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 21
PARAM_VALUE 2 count 0-u32max
DATA_SOURCE 2 count r folio_nr_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

mm/folio.c lru_lazyfree() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 22
PARAM_VALUE 2 count 0-u32max
DATA_SOURCE 2 count r folio_nr_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

mm/filemap.c count_memcg_events_mm() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 1-u64max
PARAM_VALUE 1 idx 24
PARAM_VALUE 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read

mm/migrate_device.c count_memcg_events_mm() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 1-u64max
PARAM_VALUE 1 idx 70
PARAM_VALUE 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read
HALF_LOCKED2 &drm->dmem->mutex

mm/vmscan.c count_memcg_folio_events() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 20,25,91
DATA_SOURCE 0 memcg r folio_memcg
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
HARD_MAX 1 idx 91
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read

mm/vmscan.c shrink_active_list() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 21
DATA_SOURCE 2 count r move_folios_to_lru
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

mm/memory.c count_memcg_events_mm() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 1-u64max
PARAM_VALUE 1 idx 23-24
PARAM_VALUE 2 count 1
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
HARD_MAX 1 idx 24
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read
HALF_LOCKED2 &mm->mmap_lock

mm/memory.c count_memcg_folio_events() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 42
PARAM_VALUE 2 count 1
DATA_SOURCE 0 memcg r folio_memcg
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 vmf->ptl

mm/mempolicy.c count_memcg_events_mm() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 1-u64max
PARAM_VALUE 1 idx 40
PARAM_VALUE 2 count 1-9223372036854775807
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &mm->mmap_lock
LOCK2 rcu_read
HALF_LOCKED2 bh
HALF_LOCKED2 rcu
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/migrate.c migrate_misplaced_folio() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 0 memcg 0,4096-ptr_max
PARAM_VALUE 1 idx 44
PARAM_VALUE 2 count 1-u32max
DATA_SOURCE 0 memcg r get_mem_cgroup_from_folio
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &pool->lock

mm/khugepaged.c count_memcg_folio_events() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 73
PARAM_VALUE 2 count 1
DATA_SOURCE 0 memcg r folio_memcg
DATA_SOURCE 1 idx $1
DATA_SOURCE 2 count $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 rcu_read
HALF_LOCKED2 &mm->mmap_lock

mm/memcontrol-v1.c memcg1_charge_statistics() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 0
PARAM_VALUE 2 count 1
DATA_SOURCE 0 memcg $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 flags
HALF_LOCKED2 irq
HALF_LOCKED2 rcu_read

mm/memcontrol-v1.c memcg1_charge_statistics() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 1
PARAM_VALUE 2 count 1
DATA_SOURCE 0 memcg $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 flags
HALF_LOCKED2 irq
HALF_LOCKED2 rcu_read

mm/memcontrol-v1.c memcg1_uncharge_batch() -> count_memcg_events()

Type Parameter Key Value
PARAM_VALUE 1 idx 1
DATA_SOURCE 0 memcg $0
DATA_SOURCE 2 count $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
LOCK2 rcu_read