Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

mm/mprotect.c change_pmd_range() -> pgtable_split_needed()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 cp_flags 0-2,4,8-9,16,32-33,40-41
DATA_SOURCE 0 vma $1
DATA_SOURCE 1 cp_flags $6
FUZZY_MAX 1 cp_flags 32
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vma->vm_start 1-u64max[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_file->f_mapping->host->i_size
NO_OVERFLOW_SIMPLE 0 vma->vm_start
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock

mm/mprotect.c change_pud_range() -> pgtable_split_needed()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 1 cp_flags 0-2,4,8-9,16,32-33,40-41
DATA_SOURCE 0 vma $1
DATA_SOURCE 1 cp_flags $6
FUZZY_MAX 1 cp_flags 32
NOSPEC 0 vma->vm_start
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vma->vm_start 1-u64max[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_file->f_mapping->host->i_size
NO_OVERFLOW_SIMPLE 0 vma->vm_start
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock