Defined in 1 files as a function:
Referenced in 4 files:
- drivers/gpu/drm/drm_pagemap.c, line 1368
- drivers/gpu/drm/nouveau/nouveau_dmem.c
- include/drm/drm_pagemap.h, line 376
- lib/test_hmm.c
Smatch caller information:
lib/test_hmm.c dmirror_devmem_fault() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| HALF_LOCKED2 | &mm->mmap_lock |
lib/test_hmm.c dmirror_remove_free_pages() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 1-u64max |
| BUF_SIZE | 0 | folio | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | folio | s32min-(-1),1-s32max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| LOCK2 | &mdevice->devmem_lock | ||
| LOCK2 | &mdevice->lock | ||
| TYPE_LOCK | (struct dmirror_device)->devmem_lock | ||
| TYPE_LOCK | (struct dmirror_device)->lock |
lib/test_hmm.c dmirror_remove_free_pages() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 1-u64max |
| BUF_SIZE | 0 | folio | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | folio | s32min-(-1),1-s32max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| LOCK2 | &mdevice->devmem_lock | ||
| LOCK2 | &mdevice->lock | ||
| TYPE_LOCK | (struct dmirror_device)->devmem_lock | ||
| TYPE_LOCK | (struct dmirror_device)->lock |
drivers/gpu/drm/drm_gpusvm.c drm_pagemap_page_zone_device_data() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | folio | r _compound_head |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &gpusvm->notifier_lock | ||
| LOCK2 | &vm->lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct drm_gpusvm)->notifier_lock | ||
| TYPE_LOCK | (struct xe_vm)->lock |
drivers/gpu/drm/drm_pagemap.c drm_pagemap_folio_split() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping | 1-u64max |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | folio->page._refcount.counter | 0-s32max |
| PARAM_VALUE | 0 | folio->pgmap | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->pgmap->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->pgmap->ops->folio_split | 5255345146419240960,5445675113818132480,7854188800798580736 |
| PARAM_VALUE | 0 | folio->pgmap->type | 1 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | irq | ||
| HALF_LOCKED2 | rcu_read |
drivers/gpu/drm/drm_pagemap.c drm_pagemap_page_zone_device_data() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | folio | r _compound_head |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| HALF_LOCKED2 | &driver_migrate_lock | ||
| HALF_LOCKED2 | &gpusvm->notifier_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &vm->lock | ||
| HALF_LOCKED2 | global &drm_unplug_srcu |
drivers/gpu/drm/nouveau/nouveau_dmem.c nouveau_dmem_folio_split() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping | 1-u64max |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | folio->page._refcount.counter | 0-s32max |
| PARAM_VALUE | 0 | folio->pgmap | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->pgmap->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->pgmap->ops->folio_split | 5255345146419240960,5445675113818132480,7854188800798580736 |
| PARAM_VALUE | 0 | folio->pgmap->type | 1 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | irq | ||
| HALF_LOCKED2 | rcu_read |
drivers/gpu/drm/nouveau/nouveau_dmem.c nouveau_dmem_migrate_to_ram() -> folio_zone_device_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r _compound_head |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| HALF_LOCKED2 | &mm->mmap_lock |