folio_pgdat identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

include/linux/mm.h, line 2629 (as a function)

Referenced in 11 files:

Smatch caller information:

mm/memcontrol.c folio_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
LOCK2		rcu_read
HALF_LOCKED2		irq

mm/memcontrol.c lruvec_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
BUF_SIZE	0	folio	(-1)-s32max
BUF_SIZE	0	folio	(-1)-s32max
BUF_SIZE	0	folio->mapping	(-1),552
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
USER_DATA	0	folio->index	0-4503599627370495[c]
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
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		&(&mapping->i_pages)->xa_lock
HALF_LOCKED2		&((&xas)->xa)->xa_lock
HALF_LOCKED2		flags
HALF_LOCKED2		global &hugetlb_lock
HALF_LOCKED2		global &init_mm.page_table_lock
HALF_LOCKED2		irq
HALF_LOCKED2		rcu_read
HALF_LOCKED2	0	&folio->private->lock

mm/huge_memory.c folio_zone() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
LOCK2		&split_debug_mutex

drivers/iommu/iommu-pages.c __iommu_free_desc() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		flags

drivers/iommu/iommu-pages.c iommu_alloc_pages_node_sz() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	r __folio_alloc_node_noprof
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&dev_data->mutex
HALF_LOCKED2		&iommu->lock
HALF_LOCKED2		global &dmar_global_lock

fs/nfs/pnfs_nfs.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&pool->lock

mm/page-writeback.c __node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
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
USER_DATA	0	folio->index	0-4503599627370495[c]
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
NO_OVERFLOW_SIMPLE	0	folio->mapping->host->i_size
UNITS	0	folio	unit_page
LOCK2		&(&mapping->i_pages)->xa_lock
LOCK2		flags
HALF_LOCKED2	0	&folio->private->lock

mm/page-writeback.c folio_zone() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
BUF_SIZE	0	folio	(-1)-s32max
BUF_SIZE	0	folio	(-1)-s32max
CAPPED_DATA	0	folio	1
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
USER_DATA	0	folio->index	0-4503599627370495[c]
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
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		&(&mapping->i_pages)->xa_lock
HALF_LOCKED2		flags
HALF_LOCKED2	0	&folio->private->lock

mm/page-writeback.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
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
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		rcu_read
HALF_LOCKED2	0	&folio->private->lock

mm/damon/vaddr.c node_stat_add_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		ptl

mm/zswap.c folio_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
LOCK2		rcu_read

mm/rmap.c __folio_mod_stat() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
BUF_SIZE	0	folio	(-1)-s32max
BUF_SIZE	0	folio	(-1)-s32max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
NOSPEC	0	folio->mapping->writeback_index
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
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	0	&folio->private->lock

mm/folio.c folio_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
LOCK2		rcu_read

mm/folio.c folio_matches_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

mm/filemap.c acct_reclaim_writeback() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
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
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/filemap.c filemap_add_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$1
NOSPEC	0	folio->mapping->writeback_index
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
HALF_LOCKED2		&mapping->invalidate_lock
HALF_LOCKED2		&mapping->invalidate_lock

mm/filemap.c filemap_unaccount_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
BUF_SIZE	0	folio	(-1)-s32max
BUF_SIZE	0	folio	(-1)-s32max
DATA_SOURCE	0	folio	$1
NOSPEC	0	folio->mapping->writeback_index
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
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
LOCK2		irq
HALF_LOCKED2		&(&mapping->i_pages)->xa_lock
HALF_LOCKED2		&mapping->host->i_lock
HALF_LOCKED2	0	&folio->private->lock

mm/compaction.c folio_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
HALF_LOCKED2		flags
HALF_LOCKED2		rcu_read

mm/compaction.c folio_matches_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
HALF_LOCKED2		flags
HALF_LOCKED2		rcu_read

mm/compaction.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
HALF_LOCKED2		flags
HALF_LOCKED2		rcu_read

mm/page_alloc.c folio_zone() -> folio_pgdat()

Type	Parameter	Key	Value
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page

mm/damon/paddr.c node_stat_add_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
PARAM_VALUE	0	folio->mapping->i_mmap_rwsem.dep_map->name	0-255
PARAM_VALUE	0	folio->mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	folio->mapping->i_mmap_rwsem.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	folio->mapping->i_mmap_rwsem.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	folio->mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	*folio->_mm_id	0-4294967295
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
LOCK2		&ctx->walk_control_lock
TYPE_LOCK		(struct damon_ctx)->walk_control_lock

mm/workingset.c folio_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
BUF_SIZE	0	folio	(-1),1-s32max
BUF_SIZE	0	folio	(-1),1-s32max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
NOSPEC	0	folio->mapping->writeback_index
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	folio->index	0-4503599627370495[c]
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
UNITS	0	folio	unit_page
LOCK2		rcu_read

mm/workingset.c lru_gen_eviction() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
LOCK2		irq
HALF_LOCKED2		&(&mapping->i_pages)->xa_lock
HALF_LOCKED2		&mapping->host->i_lock

mm/workingset.c workingset_eviction() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
LOCK2		irq
HALF_LOCKED2		&(&mapping->i_pages)->xa_lock
HALF_LOCKED2		&mapping->host->i_lock

mm/workingset.c workingset_refault() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
NOSPEC	0	folio->mapping->writeback_index
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]

mm/vmscan.c folio_matches_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
HALF_LOCKED2		rcu_read

mm/vmscan.c lru_gen_look_around() -> folio_pgdat()

Type	Parameter	Key	Value
DATA_SOURCE	0	folio	r pfn_folio
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&anon_vma->root->rwsem
HALF_LOCKED2		&folio->private->lock

mm/vmscan.c node_stat_add_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
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
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
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/vmscan.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING

mm/gup.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
HALF_LOCKED2		flags

mm/damon/ops-common.c node_stat_sub_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
LOCK2		&ctx->walk_control_lock
TYPE_LOCK		(struct damon_ctx)->walk_control_lock

fs/nfs/write.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	1-u64max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING

mm/mempolicy.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
LOCK2		ptl
HALF_LOCKED2		&mm->mmap_lock

mm/migrate.c folio_zone() -> folio_pgdat()

Type	Parameter	Key	Value
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	folio->index

mm/migrate.c migrate_folio_done() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING

mm/migrate.c node_stat_add_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
HALF_LOCKED2		&dev->mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		global &mf_mutex
HALF_LOCKED2		global &pcp_batch_high_lock

mm/migrate.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/hugetlb_vmemmap.c folio_zone() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING

mm/mlock.c folio_matches_lruvec() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

mm/mlock.c folio_zone() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
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
USER_DATA	0	folio->index	0-4503599627370495[c]
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]
NO_OVERFLOW_SIMPLE	0	folio->mapping->host->i_size
HALF_LOCKED2	0	&folio->private->lock

mm/khugepaged.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&vma->anon_vma->root->rwsem
HALF_LOCKED2		pte_ptl
TYPE_LOCK		(struct mm_struct)->mmap_lock

mm/khugepaged.c node_stat_sub_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
DATA_SOURCE	0	folio	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	folio	unit_page
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&vma->anon_vma->root->rwsem
TYPE_LOCK		(struct mm_struct)->mmap_lock

mm/swap_state.c node_stat_mod_folio() -> folio_pgdat()

Type	Parameter	Key	Value
PARAM_VALUE	0	folio	4096-ptr_max
CAPPED_DATA	0	folio	1
DATA_SOURCE	0	folio	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	folio->index	0-4503599627370495[c]
USER_DATA	0	folio->mapping->writeback_index	0-524287[c]