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Defined in 1 files as a prototype:

Defined in 3 files as a function:

Referenced in 2 files:

Smatch caller information:

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

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 start 4634392286774272008
PARAM_VALUE 2 end 4634392286774272016
DATA_SOURCE 0 vma $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 vma->vm_start
HALF_LOCKED2 &anon_vma->root->rwsem
HALF_LOCKED2 &folio->private->lock

mm/rmap.c try_to_unmap_poisoned_hugetlb_one() -> adjust_range_if_pmd_sharing_possible()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 start 5778953103685988360
PARAM_VALUE 2 end 5778953103685988368
DATA_SOURCE 0 vma $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 vma->vm_start
HALF_LOCKED2 &anon_vma->root->rwsem
HALF_LOCKED2 &folio->private->lock

mm/hugetlb.c __hugetlb_zap_begin() -> adjust_range_if_pmd_sharing_possible()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 start 3148518515219759112,8037867044813824000
PARAM_VALUE 2 end 2700389590694645760,3148518515219759120
BUF_SIZE 0 vma (-1),1-s32max
BUF_SIZE 0 vma (-1),1-s32max
BUF_SIZE 0 vma->vm_file (-1),4,24,64,168-s32max
BUF_SIZE 0 vma->vm_mm (-1),1-s32max
BUF_SIZE 0 vma->vm_ops (-1),144
BUF_SIZE 0 vma->vm_private_data (-1),1-s32max
DATA_SOURCE 0 vma $0
DATA_SOURCE 1 start $1
DATA_SOURCE 2 end $2
NOSPEC 0 vma->vm_end
NOSPEC 0 vma->vm_pgoff
NOSPEC 0 vma->vm_start
NOSPEC 1 *start
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 vma->pfnmap_track_ctx->pfn 0-13510803177078779[c]
USER_DATA 0 vma->pfnmap_track_ctx->size 0,4096-u64max[c]
USER_DATA 0 vma->shared.rb_subtree_last 0-u64max[u]
USER_DATA 0 vma->vm_end 0-u64max
USER_DATA 0 vma->vm_pgoff 0-13510803177078779[c]
USER_DATA 0 vma->vm_start 0-u64max
USER_DATA 1 *start 0-u64max
USER_DATA 2 *end 0-s32max[c]
NO_OVERFLOW_SIMPLE 0 vma->vm_file->f_mapping->host->i_size
NO_OVERFLOW_SIMPLE 0 vma->vm_policy->mode
UNITS 0 vma unit_byte
USER_PTR 1 start
USER_PTR 2 end

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

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 start 1442440342106030088
PARAM_VALUE 2 end 1442440342106030096
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $0
NOSPEC 0 vma->vm_start
NOSPEC 1 *start
NOSPEC 2 *end
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 vma->vm_start 1-u64max[c]
USER_DATA 1 *start 0-u64max
USER_DATA 2 *end 1-s32max[c]
NO_OVERFLOW_SIMPLE 0 vma->vm_end
NO_OVERFLOW_SIMPLE 0 vma->vm_file->f_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 vma->vm_start
USER_PTR 1 start
USER_PTR 2 end
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock

mm/hugetlb.c move_hugetlb_page_tables() -> adjust_range_if_pmd_sharing_possible()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 start 2350206470835306504
PARAM_VALUE 2 end 2350206470835306512
DATA_SOURCE 0 vma $0
NOCHECK_CALL
USER_DATA 1 *start 0-u64max
USER_PTR 1 start
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/hugetlb.c unmap_hugepage_range() -> adjust_range_if_pmd_sharing_possible()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 start 3118013816349769736
PARAM_VALUE 2 end 3118013816349769744
DATA_SOURCE 0 vma $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 1 *start 0-u64max[c]
USER_DATA 2 *end 0-s32max[c]
UNITS 0 vma unit_byte
USER_PTR 1 start
USER_PTR 2 end
LOCK2 &mapping->i_mmap_rwsem
HALF_LOCKED2 &vma_lock->rw_sema
HALF_LOCKED2 0 &vma->vm_private_data->rw_sema
TYPE_LOCK (struct address_space)->i_mmap_rwsem