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Documented in 1 files:

Defined in 1 files as a function:

Referenced in 6 files:

Smatch caller information:

mm/madvise.c madvise_free_pte_range() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
RX_PATH
TASK_NOT_RUNNING
LOCK2 ptl
HALF_LOCKED2 &mm->mmap_lock

mm/huge_memory.c softleaf_has_pfn() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

fs/proc/task_mmu.c make_uffd_wp_huge_pte() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 &vma->vm_file->f_mapping->i_mmap_rwsem
TYPE_LOCK (struct address_space)->i_mmap_rwsem

fs/proc/task_mmu.c softleaf_has_pfn() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 ptl

mm/rmap.c softleaf_has_pfn() -> softleaf_is_hwpoison()

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

mm/page_vma_mapped.c softleaf_has_pfn() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry $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/mprotect.c softleaf_has_pfn() -> softleaf_is_hwpoison()

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

mm/hugetlb.c copy_hugetlb_page_range() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 &mm->mmap_lock
LOCK2 &oldmm->mmap_lock
LOCK2 src_ptl
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/hugetlb.c hugetlb_change_protection() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 &vma->vm_file->f_mapping->i_mmap_rwsem
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock
TYPE_LOCK (struct address_space)->i_mmap_rwsem

mm/hugetlb.c hugetlb_fault() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

mm/hugetlb.c softleaf_has_pfn() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 &vma->vm_file->f_mapping->i_mmap_rwsem
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock
HALF_LOCKED2 ptl
TYPE_LOCK (struct address_space)->i_mmap_rwsem

mm/ksm.c softleaf_has_pfn() -> softleaf_is_hwpoison()

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

mm/filemap.c softleaf_has_pfn() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 ptl

mm/migrate_device.c softleaf_has_pfn() -> softleaf_is_hwpoison()

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

mm/memory.c do_swap_page() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

mm/memory.c softleaf_has_pfn() -> softleaf_is_hwpoison()

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

mm/memory.c zap_nonpresent_ptes() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
RX_PATH
TASK_NOT_RUNNING
LOCK2 ptl
HALF_LOCKED2 &mm->mmap_lock

mm/memory-failure.c check_hwpoisoned_entry() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry r softleaf_from_pte
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 ptl

mm/memory-failure.c softleaf_has_pfn() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 ptl

mm/damon/ops-common.c softleaf_has_pfn() -> softleaf_is_hwpoison()

Type Parameter Key Value
DATA_SOURCE 0 entry $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 ptl

mm/migrate.c softleaf_has_pfn() -> softleaf_is_hwpoison()

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

mm/hmm.c softleaf_has_pfn() -> softleaf_is_hwpoison()

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