Defined in 2 files as a prototype:
- arch/arm64/include/asm/hugetlb.h, line 64 (as a prototype)
- arch/powerpc/include/asm/book3s/64/hugetlb.h, line 57 (as a prototype)
Defined in 3 files as a macro:
- arch/arm64/include/asm/hugetlb.h, line 63 (as a macro)
- arch/powerpc/include/asm/book3s/64/hugetlb.h, line 56 (as a macro)
- include/linux/hugetlb.h, line 1065 (as a macro)
Defined in 3 files as a function:
- arch/arm64/mm/hugetlbpage.c, line 533 (as a function)
- arch/powerpc/mm/book3s64/hugetlbpage.c, line 153 (as a function)
- include/linux/hugetlb.h, line 1066 (as a function)
Referenced in 3 files:
Smatch caller information:
fs/proc/task_mmu.c make_uffd_wp_huge_pte() -> huge_ptep_modify_prot_commit()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 2 | ptep | 4096-ptr_max |
| CAPPED_DATA | 0 | vma | 1 |
| CAPPED_DATA | 2 | ptep | 1 |
| DATA_SOURCE | 0 | vma | $0 |
| DATA_SOURCE | 1 | addr | $1 |
| DATA_SOURCE | 2 | ptep | $2 |
| DATA_SOURCE | 3 | old_pte | r huge_ptep_modify_prot_start |
| DATA_SOURCE | 4 | pte | r huge_pte_mkuffd |
| NOSPEC | 1 | addr | |
| NOSPEC | 1 | addr | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 1 | addr | 0-18446744073709551614[c] |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_pgoff | |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_start | |
| LOCK2 | 0 | &vma->vm_file->f_mapping->i_mmap_rwsem | |
| TYPE_LOCK | (struct address_space)->i_mmap_rwsem |
mm/hugetlb.c hugetlb_change_protection() -> huge_ptep_modify_prot_commit()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->flags.__vma_flags | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->list.next | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->list.prev | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_private_data->rw_sema.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | vma->vm_private_data->rw_sema.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | vma->vm_private_data->rw_sema.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | vma->vm_private_data->rw_sema.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_private_data->rw_sema.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | addr | 0-18446744073709551614 |
| PARAM_VALUE | 2 | ptep | 4096-ptr_max |
| CAPPED_DATA | 0 | vma | 1 |
| CAPPED_DATA | 1 | addr | 1 |
| CAPPED_DATA | 1 | addr | 1 |
| CAPPED_DATA | 2 | ptep | 1 |
| DATA_SOURCE | 0 | vma | $0 |
| DATA_SOURCE | 1 | addr | $1 [m] |
| DATA_SOURCE | 3 | old_pte | r huge_ptep_modify_prot_start |
| NOSPEC | 0 | vma->vm_start | |
| NOSPEC | 1 | addr | |
| NOSPEC | 1 | addr | |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | vma->vm_start | 1-u64max[c] |
| USER_DATA | 1 | addr | 0-18446744073709551614 |
| 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 | |
| UNITS | 1 | addr | unit_byte |
| LOCK2 | 0 | &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 |