svm_migrate_vram_to_ram identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/gpu/drm/amd/amdkfd/kfd_migrate.c, line 782

Defined in 1 files as a prototype:

drivers/gpu/drm/amd/amdkfd/kfd_migrate.h, line 46 (as a prototype)

Defined in 1 files as a function:

drivers/gpu/drm/amd/amdkfd/kfd_migrate.c, line 796 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c svm_migrate_to_ram() -> svm_migrate_vram_to_ram()

Type	Parameter	Key	Value
PARAM_VALUE	0	prange	4096-ptr_max
PARAM_VALUE	0	prange->actual_loc	1-u32max
PARAM_VALUE	0	prange->migrate_mutex.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	prange->migrate_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	prange->migrate_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	prange->start	0-4503599627370495
PARAM_VALUE	4	trigger	2
PARAM_VALUE	5	fault_page	4096-ptr_max
PARAM_VALUE	5	fault_page->zone_device_data	4096-ptr_max
CAPPED_DATA	0	prange->start	1
CAPPED_DATA	0	&prange->migrate_mutex	1
CAPPED_DATA	2	start_mgr	1
CAPPED_DATA	2	start_mgr	1
CAPPED_DATA	3	last_mgr	1
CAPPED_DATA	3	last_mgr	1
DATA_SOURCE	0	prange	r svm_range_from_addr
RX_PATH
TASK_NOT_RUNNING
USER_DATA	2	start_mgr	1-u64max[c]
UNITS	1	mm	unit_byte
UNITS	5	fault_page	unit_page
LOCK2		&p->svms.lock
LOCK2	0	&prange->migrate_mutex
HALF_LOCKED2		&mm->mmap_lock
TYPE_LOCK		(struct svm_range)->migrate_mutex
TYPE_LOCK		(struct svm_range_list)->lock

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c svm_migrate_vram_to_vram() -> svm_migrate_vram_to_ram()

Type	Parameter	Key	Value
PARAM_VALUE	0	prange	4096-ptr_max
PARAM_VALUE	0	prange->actual_loc	1-u32max
PARAM_VALUE	0	prange->migrate_mutex.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	prange->migrate_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	prange->migrate_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	prange->migrate_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	prange->notifier.ops->invalidate	0,4096-ptr_max
PARAM_VALUE	0	prange->notifier.ops->invalidate_finish	0,2193403108630056960
PARAM_VALUE	0	prange->notifier.ops->invalidate_start	0,7606346720449052672
PARAM_VALUE	1	mm	4096-ptr_max
PARAM_VALUE	1	mm->mmap_lock.dep_map->name	0-255
PARAM_VALUE	1	mm->mmap_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mm->mmap_lock.first_waiter->type	0-1
PARAM_VALUE	4	trigger	0-1
PARAM_VALUE	5	fault_page	0
DATA_SOURCE	0	prange	$0
DATA_SOURCE	1	mm	$4
DATA_SOURCE	4	trigger	$5
HARD_MAX	4	trigger	1
RX_PATH
TASK_NOT_RUNNING
UNITS	1	mm	unit_byte
LOCK2		&svms->lock
LOCK2	0	&prange->migrate_mutex
LOCK2	1	&mm->mmap_lock
HALF_LOCKED2		&process_info->lock
TYPE_LOCK		(struct mm_struct)->mmap_lock
TYPE_LOCK		(struct svm_range)->migrate_mutex
TYPE_LOCK		(struct svm_range_list)->lock

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_evict_svm_bo() -> svm_migrate_vram_to_ram()

Type	Parameter	Key	Value
PARAM_VALUE	0	prange	4096-ptr_max
PARAM_VALUE	0	prange->svm_bo_list.next->prev	4096-ptr_max
PARAM_VALUE	0	prange->svm_bo_list.prev->next	4096-ptr_max
PARAM_VALUE	1	mm	4096-ptr_max
PARAM_VALUE	1	mm->mm_users.counter	0-s32max
PARAM_VALUE	4	trigger	3
PARAM_VALUE	5	fault_page	0
CAPPED_DATA	0	&prange->migrate_mutex	1
RX_PATH
TASK_NOT_RUNNING
LOCK2	0	&prange->migrate_mutex
LOCK2	1	&mm->mmap_lock
TYPE_LOCK		(struct mm_struct)->mmap_lock
TYPE_LOCK		(struct svm_range)->migrate_mutex

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_restore_pages() -> svm_migrate_vram_to_ram()

Type	Parameter	Key	Value
PARAM_VALUE	0	prange	4096-ptr_max
PARAM_VALUE	0	prange->actual_loc	1-u32max
PARAM_VALUE	0	prange->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	prange->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	prange->lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	prange->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	prange->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	prange->lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	prange->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	prange->migrate_mutex.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	prange->migrate_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	prange->migrate_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	prange->notifier.ops->invalidate	0,4096-ptr_max
PARAM_VALUE	0	prange->notifier.ops->invalidate_finish	0,2193403108630056960
PARAM_VALUE	0	prange->notifier.ops->invalidate_start	0,7606346720449052672
PARAM_VALUE	0	prange->svm_bo->evicting	0-1
PARAM_VALUE	0	prange->svm_bo->eviction_fence->mm->mmap_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	prange->svm_bo->eviction_fence->mm->mmap_lock.first_waiter->type	0-1
PARAM_VALUE	0	prange->svm_bo_list.next->prev	4096-ptr_max
PARAM_VALUE	0	prange->svms	4096-ptr_max
PARAM_VALUE	0	prange->svms->deferred_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	mm	4096-ptr_max
PARAM_VALUE	1	mm->mmap_lock.dep_map->name	0-255
PARAM_VALUE	1	mm->mmap_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mm->mmap_lock.first_waiter->list.next	2212933610777083904,2624917664208203776
PARAM_VALUE	1	mm->mmap_lock.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	1	mm->mmap_lock.first_waiter->type	0-1
PARAM_VALUE	4	trigger	1
PARAM_VALUE	5	fault_page	0
BUF_SIZE	0	prange	(-1),1176
BUF_SIZE	0	prange	(-1),1176
CAPPED_DATA	0	prange->preferred_loc	1
CAPPED_DATA	0	&prange->migrate_mutex	1
CAPPED_DATA	3	last_mgr	1
CAPPED_DATA	3	last_mgr	1
DATA_SOURCE	1	mm	r get_task_mm
RX_PATH
TASK_NOT_RUNNING
UNITS	2	start_mgr	unit_page
LOCK2		&svms->lock
LOCK2	0	&prange->migrate_mutex
LOCK2	1	&mm->mmap_lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct mm_struct)->mmap_lock
TYPE_LOCK		(struct svm_range)->migrate_mutex
TYPE_LOCK		(struct svm_range_list)->lock

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_restore_pages() -> svm_migrate_vram_to_ram()

Type	Parameter	Key	Value
PARAM_VALUE	0	prange	4096-ptr_max
PARAM_VALUE	0	prange->actual_loc	1-u32max
PARAM_VALUE	0	prange->migrate_mutex.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	prange->migrate_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	prange->migrate_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	prange->notifier.ops->invalidate	0,4096-ptr_max
PARAM_VALUE	0	prange->notifier.ops->invalidate_finish	0,2193403108630056960
PARAM_VALUE	0	prange->notifier.ops->invalidate_start	0,7606346720449052672
PARAM_VALUE	0	prange->svms	4096-ptr_max
PARAM_VALUE	0	prange->svms->deferred_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	mm	4096-ptr_max
PARAM_VALUE	1	mm->mmap_lock.dep_map->name	0-255
PARAM_VALUE	1	mm->mmap_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mm->mmap_lock.first_waiter->list.next	2212933610777083904,2624917664208203776
PARAM_VALUE	1	mm->mmap_lock.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	1	mm->mmap_lock.first_waiter->type	0-1
PARAM_VALUE	4	trigger	1
PARAM_VALUE	5	fault_page	0
BUF_SIZE	0	prange	(-1),1176
BUF_SIZE	0	prange	(-1),1176
CAPPED_DATA	0	&prange->migrate_mutex	1
CAPPED_DATA	3	last_mgr	1
CAPPED_DATA	3	last_mgr	1
DATA_SOURCE	1	mm	r get_task_mm
RX_PATH
TASK_NOT_RUNNING
LOCK2		&svms->lock
LOCK2	0	&prange->migrate_mutex
LOCK2	1	&mm->mmap_lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct mm_struct)->mmap_lock
TYPE_LOCK		(struct svm_range)->migrate_mutex
TYPE_LOCK		(struct svm_range_list)->lock

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_trigger_migration() -> svm_migrate_vram_to_ram()

Type	Parameter	Key	Value
PARAM_VALUE	0	prange	4096-ptr_max
PARAM_VALUE	0	prange->actual_loc	1-u32max
PARAM_VALUE	0	prange->migrate_mutex.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	prange->migrate_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	prange->migrate_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	prange->migrate_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	prange->notifier.ops->invalidate	0,4096-ptr_max
PARAM_VALUE	0	prange->notifier.ops->invalidate_finish	0,2193403108630056960
PARAM_VALUE	0	prange->notifier.ops->invalidate_start	0,7606346720449052672
PARAM_VALUE	0	prange->prefetch_loc	0-4294967294
PARAM_VALUE	0	prange->svm_bo->evicting	0-1
PARAM_VALUE	1	mm	4096-ptr_max
PARAM_VALUE	1	mm->mmap_lock.dep_map->name	0-255
PARAM_VALUE	1	mm->mmap_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mm->mmap_lock.first_waiter->type	0-1
PARAM_VALUE	1	mm->mmap_lock.osq.tail.counter	0-s32max
PARAM_VALUE	4	trigger	0
PARAM_VALUE	5	fault_page	0
DATA_SOURCE	0	prange	$1
DATA_SOURCE	1	mm	$0
UNITS	1	mm	unit_byte
LOCK2		&process_info->lock
LOCK2		&svms->lock
LOCK2	0	&prange->migrate_mutex
LOCK2	1	&mm->mmap_lock
HALF_LOCKED2		&p->mutex
TYPE_LOCK		(struct amdkfd_process_info)->lock
TYPE_LOCK		(struct mm_struct)->mmap_lock
TYPE_LOCK		(struct svm_range)->migrate_mutex
TYPE_LOCK		(struct svm_range_list)->lock