Defined in 2 files as a function:
- include/linux/mm.h, line 1635 (as a function)
- tools/testing/vma/include/dup.h, line 1182 (as a function)
Referenced in 4 files:
Smatch caller information:
mm/madvise.c madvise_remove() -> vma_is_shared_maywrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| BIT_INFO | 0 | vma->vm_flags | 0x0,0xffffffffffffdfff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &madv_behavior->mm->mmap_lock |
mm/mmap.c dup_mmap() -> vma_is_shared_maywrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->flags.__vma_flags | 4096-ptr_max |
| CAPPED_DATA | 0 | vma->vm_mm->mm_id | 1 |
| DATA_SOURCE | 0 | vma | r vm_area_dup |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_start | |
| UNITS | 0 | vma | unit_byte |
| LOCK2 | &mapping->i_mmap_rwsem | ||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| TYPE_LOCK | (struct address_space)->i_mmap_rwsem | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/vma.c __remove_shared_vm_struct() -> vma_is_shared_maywrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | vma | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mapping->i_mmap_rwsem | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/vma.c __vma_link_file() -> vma_is_shared_maywrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| BUF_SIZE | 0 | vma | (-1)-s32max |
| BUF_SIZE | 0 | vma | (-1)-s32max |
| DATA_SOURCE | 0 | vma | $0 |
| NOSPEC | 0 | vma->vm_pgoff | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | vma->vm_end | 0-u64max |
| USER_DATA | 0 | vma->vm_pgoff | 0-4503599627370495[c] |
| USER_DATA | 0 | vma->vm_start | 0-18446744073709547520 |
| HALF_LOCKED2 | &mapping->i_mmap_rwsem | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &vp->mapping->i_mmap_rwsem | ||
| TYPE_LOCK | (struct address_space)->i_mmap_rwsem |
mm/filemap.c generic_file_readonly_mmap() -> vma_is_shared_maywrite()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| BUF_SIZE | 0 | vma | (-1),1-s32max |
| BUF_SIZE | 0 | vma | (-1),1-s32max |
| BUF_SIZE | 0 | vma->vm_file | (-1)-s32max |
| BUF_SIZE | 0 | vma->vm_private_data | (-1),1-s32max |
| DATA_SOURCE | 0 | vma | $1 |
| NOSPEC | 0 | vma->vm_pgoff | |
| NOSPEC | 0 | vma->vm_start | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | vma->vm_end | 4096-u64max[c] |
| USER_DATA | 0 | vma->vm_pgoff | 0-4503599627370495[c] |
| USER_DATA | 0 | vma->vm_start | 0-18446744073709547520 |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_pgoff | |
| HALF_LOCKED2 | &ipcp->lock |