softleaf_from_pmd identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

include/linux/leafops.h, line 85

Defined in 2 files as a function:

Referenced in 10 files:

Smatch caller information:

mm/madvise.c pmd_is_device_private_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/madvise.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/huge_memory.c __split_huge_pmd_locked() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	r pmdp_huge_clear_flush
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&vma->vm_private_data->rw_sema

mm/huge_memory.c __split_huge_pmd_locked() -> softleaf_from_pmd()

Type	Parameter	Key	Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&vma->vm_private_data->rw_sema

mm/huge_memory.c __split_huge_pmd_locked() -> softleaf_from_pmd()

Type	Parameter	Key	Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&vma->vm_private_data->rw_sema

mm/huge_memory.c change_non_present_huge_pmd() -> softleaf_from_pmd()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/huge_memory.c copy_huge_non_present_pmd() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$7
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2		&mm->mmap_lock
LOCK2		&oldmm->mmap_lock
LOCK2		src_ptl
TYPE_LOCK		(struct mm_struct)->mmap_lock

mm/huge_memory.c do_huge_pmd_device_private() -> softleaf_from_pmd()

Type	Key	Value
PREEMPT_ADD		<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2	&mm->mmap_lock
HALF_LOCKED2	&pool->lock

mm/huge_memory.c pmd_is_device_private_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		rcu_read

mm/huge_memory.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&ctx->map_changing_lock
HALF_LOCKED2		rcu_read

mm/huge_memory.c pmd_is_valid_softleaf() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&oldmm->mmap_lock
HALF_LOCKED2		ptl
HALF_LOCKED2		src_ptl

mm/huge_memory.c pmd_to_softleaf_folio() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
LOCK2		ptl
HALF_LOCKED2		&mm->mmap_lock

mm/huge_memory.c remove_migration_pmd() -> softleaf_from_pmd()

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

mm/huge_memory.c set_pmd_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	r pmdp_huge_get_and_clear
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

fs/proc/task_mmu.c pagemap_pmd_range_thp() -> softleaf_from_pmd()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

fs/proc/task_mmu.c pagemap_thp_category() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$3
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

fs/proc/task_mmu.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

fs/proc/task_mmu.c smaps_pmd_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/page_table_check.c page_table_check_pmd_flags() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		ptl
HALF_LOCKED2		vmf->ptl

mm/rmap.c try_to_migrate_one() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	r pmdp_get
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&anon_vma->root->rwsem
HALF_LOCKED2		&folio->private->lock
HALF_LOCKED2		&resv_map->rw_sema
HALF_LOCKED2		&vma->vm_private_data->rw_sema

mm/page_vma_mapped.c page_vma_mapped_walk() -> softleaf_from_pmd()

Type	Key	Value
PREEMPT_ADD		<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2	&mm->mmap_lock
HALF_LOCKED2	global &ksm_thread_mutex
HALF_LOCKED2	global &mf_mutex
HALF_LOCKED2	rcu_read

mm/page_vma_mapped.c page_vma_mapped_walk() -> softleaf_from_pmd()

Type	Key	Value
PREEMPT_ADD		<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2	&mm->mmap_lock
HALF_LOCKED2	global &ksm_thread_mutex
HALF_LOCKED2	global &mf_mutex
HALF_LOCKED2	rcu_read

mm/page_vma_mapped.c pmd_is_device_private_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		global &ksm_thread_mutex
HALF_LOCKED2		global &mf_mutex
HALF_LOCKED2		rcu_read

mm/page_vma_mapped.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		global &ksm_thread_mutex
HALF_LOCKED2		global &mf_mutex
HALF_LOCKED2		rcu_read

mm/migrate_device.c migrate_vma_collect_huge_pmd() -> softleaf_from_pmd()

Type	Key	Value
PREEMPT_ADD		<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2	&mm->mmap_lock

mm/memory.c pmd_is_device_private_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&pool->lock

mm/memory.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&pool->lock

mm/damon/ops-common.c damon_pmdp_mkold() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	r pmdp_get
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		ptl

mm/mempolicy.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/debug_vm_pgtable.c pmd_is_valid_softleaf() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0

mm/migrate.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&ctx->map_changing_lock
HALF_LOCKED2		ptl

mm/migrate.c pmd_migration_entry_wait() -> softleaf_from_pmd()

Type	Key	Value
PREEMPT_ADD		<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2	&ctx->map_changing_lock

mm/hmm.c hmm_vma_handle_absent_pmd() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$4
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/hmm.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mm->mmap_lock

mm/khugepaged.c pmd_is_migration_entry() -> softleaf_from_pmd()

Type	Parameter	Key	Value
DATA_SOURCE	0	pmd	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&mapping->i_mmap_rwsem
HALF_LOCKED2		&mm->mmap_lock