Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/memory.c copy_present_page() -> maybe_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| CAPPED_DATA | 1 | vma->vm_mm->mm_id | 1 |
| DATA_SOURCE | 1 | vma | $0 |
| BIT_INFO | 1 | vma->vm_flags | 0x0,0xfffffffffdffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| UNITS | 1 | vma | unit_byte |
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | dst_ptl | ||
| LOCK2 | rcu_read | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/memory.c insert_page_into_pte_locked() -> maybe_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 |
| BUF_SIZE | 1 | vma->vm_file | (-1)-s32max |
| BUF_SIZE | 1 | vma->vm_ops | (-1),144 |
| BUF_SIZE | 1 | vma->vm_private_data | (-1),1-s32max |
| CAPPED_DATA | 1 | vma | 1 |
| CAPPED_DATA | 1 | vma->vm_start | 1 |
| DATA_SOURCE | 0 | pte | r ptep_get |
| DATA_SOURCE | 1 | vma | $0 |
| NOSPEC | 1 | vma->vm_end | |
| NOSPEC | 1 | vma->vm_pgoff | |
| NOSPEC | 1 | vma->vm_start | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | vma->pfnmap_track_ctx->pfn | 0-13510803177078779[c] |
| USER_DATA | 1 | vma->pfnmap_track_ctx->size | 0,4096-u64max[c] |
| USER_DATA | 1 | vma->vm_end | 4096-u64max[c] |
| USER_DATA | 1 | vma->vm_pgoff | 0-13510803177078779[c] |
| USER_DATA | 1 | vma->vm_start | 0-18446744073709547520 |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_file->f_mapping->host->i_size | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start |
mm/memory.c insert_page_into_pte_locked() -> maybe_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 |
| BUF_SIZE | 1 | vma->vm_file | (-1)-s32max |
| BUF_SIZE | 1 | vma->vm_ops | (-1),144 |
| BUF_SIZE | 1 | vma->vm_private_data | (-1),1-s32max |
| CAPPED_DATA | 1 | vma | 1 |
| CAPPED_DATA | 1 | vma->vm_start | 1 |
| DATA_SOURCE | 1 | vma | $0 |
| NOSPEC | 1 | vma->vm_end | |
| NOSPEC | 1 | vma->vm_pgoff | |
| NOSPEC | 1 | vma->vm_start | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | vma->pfnmap_track_ctx->pfn | 0-13510803177078779[c] |
| USER_DATA | 1 | vma->pfnmap_track_ctx->size | 0,4096-u64max[c] |
| USER_DATA | 1 | vma->vm_end | 4096-u64max[c] |
| USER_DATA | 1 | vma->vm_pgoff | 0-13510803177078779[c] |
| USER_DATA | 1 | vma->vm_start | 0-18446744073709547520 |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_file->f_mapping->host->i_size | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start |
mm/memory.c insert_pfn() -> maybe_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 |
| BUF_SIZE | 1 | vma->vm_file | (-1),1-s32max |
| BUF_SIZE | 1 | vma->vm_private_data | (-1),1-s32max |
| CAPPED_DATA | 1 | vma->vm_start | 1 |
| DATA_SOURCE | 1 | vma | $0 |
| NOSPEC | 1 | vma->vm_pgoff | |
| NOSPEC | 1 | vma->vm_start | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | vma->vm_end | 4096-u64max[c] |
| USER_DATA | 1 | vma->vm_pgoff | 0-4294967294[c] |
| USER_DATA | 1 | vma->vm_start | 0-18446744073709547520 |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start |
mm/memory.c insert_pfn() -> maybe_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 |
| BUF_SIZE | 1 | vma->vm_file | (-1),1-s32max |
| BUF_SIZE | 1 | vma->vm_private_data | (-1),1-s32max |
| CAPPED_DATA | 1 | vma->vm_start | 1 |
| DATA_SOURCE | 1 | vma | $0 |
| NOSPEC | 1 | vma->vm_pgoff | |
| NOSPEC | 1 | vma->vm_start | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | vma->vm_end | 4096-u64max[c] |
| USER_DATA | 1 | vma->vm_pgoff | 0-4294967294[c] |
| USER_DATA | 1 | vma->vm_start | 0-18446744073709547520 |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start |
mm/memory.c set_pte_range() -> maybe_mkwrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| BUF_SIZE | 1 | vma | (-1),4,24,64,168-s32max |
| BUF_SIZE | 1 | vma | (-1),4,24,64,168-s32max |
| 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 | |
| LOCK2 | vmf->ptl | ||
| HALF_LOCKED2 | rcu_read |
mm/memory.c wp_page_copy() -> maybe_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 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | vma->swap_readahead_info.counter | 0-s64max[c] |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| LOCK2 | vmf->ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/memory.c wp_page_reuse() -> maybe_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 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | vma->swap_readahead_info.counter | 0-s64max[c] |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_pgoff | |
| LOCK2 | vmf->ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |