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Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

mm/page-writeback.c __folio_end_writeback() -> zone_stat_mod_folio()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 item 7
PARAM_VALUE 2 nr (-4294967295)-0
BUF_SIZE 0 folio (-1)-s32max
BUF_SIZE 0 folio (-1)-s32max
DATA_SOURCE 0 folio $0
STR_LEN 0 folio (-1),8,11-12,14,17,19-20,23,26-27,29,31-32
STR_LEN 0 folio (-1),8,11-12,14,17,19-20,23,26-27,29,31-32
NOSPEC 0 folio->mapping->writeback_index
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 folio->mapping->writeback_index 0-524287[c]
NO_OVERFLOW_SIMPLE 0 folio->index
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_size
UNITS 0 folio unit_page
HALF_LOCKED2 0 &folio->private->lock

mm/page-writeback.c __folio_start_writeback() -> zone_stat_mod_folio()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 item 7
PARAM_VALUE 2 nr 0-4294967295
BUF_SIZE 0 folio (-1)-s32max
BUF_SIZE 0 folio (-1)-s32max
DATA_SOURCE 0 folio $0
DATA_SOURCE 2 nr r folio_nr_pages
NOSPEC 0 folio->mapping->writeback_index
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 folio->mapping->writeback_index 0-524287[c]
NO_OVERFLOW_SIMPLE 0 folio->index
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_size
UNITS 0 folio unit_page
HALF_LOCKED2 &bfs->lock
HALF_LOCKED2 &sbi->node_write.internal_rwsem
HALF_LOCKED2 flags
HALF_LOCKED2 0 &folio->private->lock

mm/page-writeback.c folio_account_cleaned() -> zone_stat_mod_folio()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 item 7
PARAM_VALUE 2 nr (-4294967295)-0
BUF_SIZE 0 folio (-1)-s32max
BUF_SIZE 0 folio (-1)-s32max
DATA_SOURCE 0 folio $0
NOSPEC 0 folio->mapping->writeback_index
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 folio->mapping->writeback_index 0-524287[c]
NO_OVERFLOW_SIMPLE 0 folio->index
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_size
UNITS 0 folio unit_page
HALF_LOCKED2 irq
HALF_LOCKED2 rcu_read
HALF_LOCKED2 0 &folio->private->lock

mm/page-writeback.c folio_clear_dirty_for_io() -> zone_stat_mod_folio()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 item 7
PARAM_VALUE 2 nr (-4294967295)-0
BUF_SIZE 0 folio (-1)-s32max
BUF_SIZE 0 folio (-1)-s32max
DATA_SOURCE 0 folio $0
NOSPEC 0 folio->mapping->writeback_index
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 folio->mapping->writeback_index 0-524287[c]
NO_OVERFLOW_SIMPLE 0 folio->index
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_size
UNITS 0 folio unit_page
LOCK2 rcu_read
HALF_LOCKED2 &sbi->cp_global_sem.internal_rwsem
HALF_LOCKED2 &sbi->gc_lock.internal_rwsem
HALF_LOCKED2 &sdp->sd_log_flush_lock
HALF_LOCKED2 0 &folio->private->lock

mm/page_alloc.c __free_pages_prepare() -> zone_stat_mod_folio()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 item 8
PARAM_VALUE 2 nr (-4294967295)-0
DATA_SOURCE 0 folio r _compound_head
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 folio unit_page

mm/mlock.c mlock_folio() -> zone_stat_mod_folio()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 item 8
BUF_SIZE 0 folio (-1)-s32max
BUF_SIZE 0 folio (-1)-s32max
CAPPED_DATA 0 folio 1
DATA_SOURCE 0 folio $0
DATA_SOURCE 2 nr r folio_nr_pages
NOSPEC 0 folio->mapping->writeback_index
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 folio->mapping->writeback_index 0-524287[c]
NO_OVERFLOW_SIMPLE 0 folio->index
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_size
UNITS 0 folio unit_page
HALF_LOCKED2 ptl
HALF_LOCKED2 0 &folio->private->lock

mm/mlock.c mlock_new_folio() -> zone_stat_mod_folio()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 item 8
CAPPED_DATA 0 folio 1
DATA_SOURCE 0 folio $0
DATA_SOURCE 2 nr r folio_nr_pages
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 folio->index
UNITS 0 folio unit_page
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock
HALF_LOCKED2 dst_ptl
HALF_LOCKED2 ptl
HALF_LOCKED2 rcu_read
HALF_LOCKED2 src_ptl
HALF_LOCKED2 vmf->ptl