Defined in 2 files as a prototype:
- arch/riscv/include/asm/pgtable.h, line 856 (as a prototype)
- arch/x86/include/asm/pgtable.h, line 584 (as a prototype)
Defined in 2 files as a macro:
- arch/riscv/include/asm/pgtable.h, line 857 (as a macro)
- arch/x86/include/asm/pgtable.h, line 585 (as a macro)
Defined in 3 files as a function:
- arch/riscv/mm/pgtable.c, line 176 (as a function)
- arch/x86/mm/pgtable.c, line 801 (as a function)
- include/linux/pgtable.h, line 1039 (as a function)
Referenced in 4 files:
- include/linux/pgtable.h, line 1038
- mm/debug_vm_pgtable.c
- mm/huge_memory.c
- mm/migrate_device.c, line 857
Smatch caller information:
mm/huge_memory.c change_huge_pmd() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| DATA_SOURCE | 1 | vma | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | vma->vm_start | 1-u64max[c] |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_file->f_mapping->host->i_size | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &dst_mm->mmap_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/huge_memory.c do_huge_pmd_numa_page() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| DATA_SOURCE | 0 | pmd | r pmd_mkyoung |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock |
mm/huge_memory.c do_huge_pmd_uffd_rwp() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| DATA_SOURCE | 0 | pmd | r pmd_mkyoung |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock |
mm/huge_memory.c maybe_pmd_mkwrite() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| BUF_SIZE | 1 | vma | (-1),1-s32max |
| BUF_SIZE | 1 | vma | (-1),1-s32max |
| DATA_SOURCE | 0 | pmd | $0 |
| DATA_SOURCE | 1 | vma | $1 |
| BIT_INFO | 1 | vma->vm_flags | 0x2,0xffffffffffffffff |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | vmf->ptl |
mm/huge_memory.c move_pages_huge_pmd() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| CAPPED_DATA | 1 | vma->vm_userfaultfd_ctx.ctx | 1 |
| DATA_SOURCE | 1 | vma | $4 |
| BIT_INFO | 1 | vma->vm_flags | 0x0,0xfffffffffffffff7 |
| LOCK2 | &ctx->map_changing_lock | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |
mm/huge_memory.c remove_migration_pmd() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | vma | unit_byte |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |
mm/migrate_device.c migrate_vma_insert_huge_pmd_page() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| CAPPED_DATA | 1 | vma | 1 |
| CAPPED_DATA | 1 | vma->vm_start | 1 |
| BIT_INFO | 1 | vma->vm_flags | 0x2,0xffffffffffffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_policy->mode | |
| HALF_LOCKED2 | &drm->dmem->mutex |
mm/debug_vm_pgtable.c pmd_advanced_tests() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| DATA_SOURCE | 0 | pmd | r pmd_mkclean |
| PREEMPT_ADD |
mm/debug_vm_pgtable.c pmd_basic_tests() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
mm/debug_vm_pgtable.c pmd_basic_tests() -> pmd_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| DATA_SOURCE | 0 | pmd | r pfn_pmd |