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Defined in 1 files as a member:

Defined in 1 files as a function:

Referenced in 9 files:

Smatch caller information:

lib/test_hmm.c dmirror_device_evict_chunk() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mdevice->devmem_lock

lib/test_hmm.c dmirror_devmem_fault_alloc_and_copy() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

lib/test_hmm.c dmirror_devmem_fault_alloc_and_copy() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

lib/test_hmm.c dmirror_migrate_alloc_and_copy() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,12384898975268864,9223396226110586880-u64max
LOCK2 &mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

lib/test_hmm.c dmirror_migrate_alloc_and_copy() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
LOCK2 &mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

drivers/gpu/drm/drm_pagemap.c drm_pagemap_migrate_populate_ram_pfn() -> migrate_pfn()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/drm_pagemap.c drm_pagemap_migrate_to_devmem() -> migrate_pfn()

Type Parameter Key Value
LOCK2 &driver_migrate_lock
LOCK2 &mm->mmap_lock
LOCK2 &vm->lock
LOCK2 global &drm_unplug_srcu
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct mm_struct)->mmap_lock
TYPE_LOCK (struct xe_vm)->lock

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c svm_migrate_copy_to_ram() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &prange->migrate_mutex
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &p->svms.lock
HALF_LOCKED2 &process_info->lock
HALF_LOCKED2 &svms->lock
TYPE_LOCK (struct svm_range)->migrate_mutex

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c svm_migrate_copy_to_vram() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-4503599627370495
RX_PATH
TASK_NOT_RUNNING
LOCK2 &mm->mmap_lock
LOCK2 &prange->migrate_mutex
LOCK2 &svms->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

mm/migrate_device.c migrate_device_coherent_folio() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

mm/migrate_device.c migrate_device_coherent_folio() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

mm/migrate_device.c migrate_device_pfn_lock() -> migrate_pfn()

Type Parameter Key Value
DATA_SOURCE 0 pfn $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 pfn unit_page

mm/migrate_device.c migrate_vma_collect_huge_pmd() -> migrate_pfn()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

mm/migrate_device.c migrate_vma_collect_pmd() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
RX_PATH
TASK_NOT_RUNNING
LOCK2 ptl
HALF_LOCKED2 &mm->mmap_lock

mm/migrate_device.c migrate_vma_collect_pmd() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-1099511627775
CAPPED_DATA 0 pfn 1
CAPPED_DATA 0 pfn 1
DATA_SOURCE 0 pfn r pte_pfn
RX_PATH
TASK_NOT_RUNNING
LOCK2 ptl
HALF_LOCKED2 &mm->mmap_lock

mm/migrate_device.c migrate_vma_split_unmapped_folio() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 1-288230376151712254
RX_PATH
TASK_NOT_RUNNING
UNITS 0 pfn unit_page
HALF_LOCKED2 &drm->dmem->mutex

drivers/gpu/drm/nouveau/nouveau_dmem.c nouveau_dmem_evict_chunk() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,12384898975268864,9223396226110586880-u64max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &drm->dmem->mutex
TYPE_LOCK (struct nouveau_dmem)->mutex

drivers/gpu/drm/nouveau/nouveau_dmem.c nouveau_dmem_migrate_copy_one() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
LOCK2 &mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

drivers/gpu/drm/nouveau/nouveau_dmem.c nouveau_dmem_migrate_to_ram() -> migrate_pfn()

Type Parameter Key Value
PARAM_VALUE 0 pfn 0-12384898975264768,9223396226110586880-u64max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock