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Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

mm/hugetlb.c alloc_and_dissolve_hugetlb_folio() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 0,3469904130518499328-18446744073709547519
BUF_SIZE 0 h (-1),66112
BUF_SIZE 0 h (-1),66112
DATA_SOURCE 0 h r folio_hstate
RX_PATH
TASK_NOT_RUNNING

mm/hugetlb.c alloc_hugetlb_folio() -> htlb_alloc_mask()

Type Parameter Key Value
DATA_SOURCE 0 h r hstate_vma
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock

mm/hugetlb.c alloc_hugetlb_folio_vma() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 4096-ptr_max
DATA_SOURCE 0 h $0
LOCK2 &state.ctx->map_changing_lock
HALF_LOCKED2 &ctx->map_changing_lock
TYPE_LOCK (struct userfaultfd_ctx)->map_changing_lock

mm/hugetlb.c alloc_pool_huge_folio() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 4096-ptr_max
PARAM_VALUE 0 h->order 9,18
BUF_SIZE 0 h (-1),66112
BUF_SIZE 0 h (-1),66112
DATA_SOURCE 0 h $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 0 &h->resize_lock

mm/hugetlb.c allowed_mems_nr() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 4096-ptr_max
DATA_SOURCE 0 h $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &hugetlb_lock
LOCK2 irq

mm/hugetlb.c gather_surplus_pages() -> htlb_alloc_mask()

Type Parameter Key Value
DATA_SOURCE 0 h $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &hugetlb_lock
LOCK2 irq

mm/hugetlb.c gather_surplus_pages() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 4096-ptr_max
PARAM_VALUE 0 h->order 9,18
DATA_SOURCE 0 h $0
RX_PATH
TASK_NOT_RUNNING

mm/hugetlb.c hugetlb_alloc_folio() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 4096-ptr_max
DATA_SOURCE 0 h $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock

mm/hugetlb.c hugetlb_hstate_alloc_pages_onenode() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 3469904130518499328-18446744073709547519
PARAM_VALUE 0 h->order 9,18
BUF_SIZE 0 h (-1),66112
BUF_SIZE 0 h (-1),66112
CAPPED_DATA 0 h->next_nid_to_alloc 1
DATA_SOURCE 0 h $0
HALF_LOCKED2 irq

mm/mempolicy.c alloc_migration_target_by_mpol() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 0,3469904130518499328-18446744073709547519
BUF_SIZE 0 h (-1),66112
BUF_SIZE 0 h (-1),66112
CAPPED_DATA 0 h 1
DATA_SOURCE 0 h r folio_hstate
RX_PATH
TASK_NOT_RUNNING

mm/migrate.c htlb_modify_alloc_mask() -> htlb_alloc_mask()

Type Parameter Key Value
PARAM_VALUE 0 h 0,3469904130518499328-18446744073709547519
BUF_SIZE 0 h (-1),66112
BUF_SIZE 0 h (-1),66112
CAPPED_DATA 0 h 1
DATA_SOURCE 0 h $0
RX_PATH
TASK_NOT_RUNNING

mm/memfd.c memfd_alloc_folio() -> htlb_alloc_mask()

Type Parameter Key Value
DATA_SOURCE 0 h r hstate_file
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 _T->lock