Defined in 1 files as a function:
Referenced in 4 files:
Smatch caller information:
mm/mm_init.c memmap_init_compound() -> prep_compound_tail()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tail | 4096-ptr_max |
| PARAM_VALUE | 0 | tail->_mapcount.counter | (-1) |
| PARAM_VALUE | 0 | tail->_refcount.counter | 0-1 |
| PARAM_VALUE | 0 | tail->flags.f | 0,1073741824-18446744073709551614 |
| PARAM_VALUE | 0 | tail->zone_device_data | 0 |
| PARAM_VALUE | 1 | head | 4096-ptr_max |
| PARAM_VALUE | 1 | head->_mapcount.counter | (-1) |
| PARAM_VALUE | 1 | head->_refcount.counter | 0-1 |
| PARAM_VALUE | 1 | head->flags.f | 0,1073741824-18446744073709551614 |
| PARAM_VALUE | 1 | head->zone_device_data | 0 |
| CAPPED_DATA | 2 | order | 1 |
| DATA_SOURCE | 1 | head | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &mdevice->devmem_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | global &list_lock |
mm/hugetlb.c hugetlb_folio_init_tail_vmemmap() -> prep_compound_tail()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tail | 4096-ptr_max |
| PARAM_VALUE | 0 | tail->_mapcount.counter | (-1) |
| PARAM_VALUE | 0 | tail->_refcount.counter | 1 |
| PARAM_VALUE | 0 | tail->flags.f | 0,1073741824-u64max |
| PARAM_VALUE | 1 | head | 4096-ptr_max |
| PARAM_VALUE | 2 | order | 9,18 |
| PARAM_COMPARE | 0 | tail | > $1 |
| PARAM_COMPARE | 1 | head | < $0 |
| NOCHECK_CALL |
mm/hugetlb.c init_compound_tail() -> prep_compound_tail()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tail | 4096-ptr_max |
| PARAM_VALUE | 0 | tail->_mapcount.counter | (-1) |
| PARAM_VALUE | 1 | head | 0 |
| DATA_SOURCE | 0 | tail | $0 |
| DATA_SOURCE | 1 | head | $1 |
| DATA_SOURCE | 2 | order | $2 |
| NOCHECK_CALL |
mm/page_alloc.c prep_compound_page() -> prep_compound_tail()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | head | 4096-ptr_max |
| PARAM_VALUE | 1 | head->flags.f | 0-18446744073709551614 |
| DATA_SOURCE | 1 | head | $0 |
| DATA_SOURCE | 2 | order | $1 |
| NOSPEC | 2 | order | |
| NOSPEC | 2 | order | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 2 | order | 1-10[c] |
| USER_DATA | 2 | order | 1-10[c] |
| UNITS | 0 | tail | unit_page |
| UNITS | 1 | head | unit_page |
| UNITS | 2 | order | unit_byte |
| HALF_LOCKED2 | &(xas->xa)->xa_lock | ||
| HALF_LOCKED2 | &dst->resize_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &src->resize_lock | ||
| HALF_LOCKED2 | irq |
mm/hugetlb_vmemmap.c init_compound_tail() -> prep_compound_tail()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tail | 4096-ptr_max |
| PARAM_VALUE | 0 | tail->_mapcount.counter | (-1) |
| PARAM_VALUE | 1 | head | 0 |
| PARAM_VALUE | 2 | order | 9,18 |
| DATA_SOURCE | 0 | tail | $0 |
| DATA_SOURCE | 1 | head | $1 |
| DATA_SOURCE | 2 | order | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |