ttm_pool_free identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/gpu/drm/ttm/ttm_pool.c, line 970

Defined in 1 files as a prototype:

include/drm/ttm/ttm_pool.h, line 82 (as a prototype)

Defined in 1 files as a function:

drivers/gpu/drm/ttm/ttm_pool.c, line 978 (as a function)

Referenced in 10 files:

Smatch caller information:

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c amdgpu_ttm_tt_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->sg	0
PARAM_VALUE	1	tt->sg->orig_nents	0-s32max
PARAM_VALUE	1	tt->sg->sgl	0
BUF_SIZE	0	pool	(-1),5296
BUF_SIZE	0	pool	(-1),5296
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
CAPPED_DATA	1	tt->num_pages	1
DATA_SOURCE	1	tt	$1
BIT_INFO	1	tt->page_flags	0x0,0xfffffffb
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
USER_DATA	1	tt->num_pages	0-s32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents

drivers/gpu/drm/nouveau/nouveau_bo.c nouveau_ttm_tt_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt->sg	(-1),16
DATA_SOURCE	1	tt	$1
BIT_INFO	1	tt->page_flags	0x0,0xfffffffb
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
USER_DATA	1	tt->num_pages	0-u32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents

drivers/gpu/drm/i915/gem/i915_gem_ttm.c i915_ttm_tt_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt->sg	(-1),16
DATA_SOURCE	1	tt	$1
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	tt->num_pages	0-u32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents

drivers/gpu/drm/xe/xe_bo.c xe_ttm_tt_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt->sg	(-1),16
DATA_SOURCE	1	tt	$1
BIT_INFO	1	tt->page_flags	0x0,0xffffffff
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	tt->num_pages	0-u32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_alloc_basic() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	0
PARAM_VALUE	0	pool->dev	0,(-22),(-12)
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0
PARAM_VALUE	1	tt->dma_address	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
DATA_SOURCE	0	pool	r kunit_kzalloc
DATA_SOURCE	1	tt	r ttm_tt_kunit_init
MEM_ZERO	0	pool
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_alloc_basic_dma_addr() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	256
PARAM_VALUE	0	pool->dev	0,(-22),(-12)
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0
PARAM_VALUE	1	tt->dma_address	4096-ptr_max
PARAM_VALUE	1	tt->num_pages	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	16,4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
DATA_SOURCE	0	pool	r kunit_kzalloc
DATA_SOURCE	1	tt	r kunit_kzalloc
MEM_ZERO	0	pool
MEM_ZERO	1	tt
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_alloc_caching_mismatch() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	256
PARAM_VALUE	0	pool->caching	4096-ptr_max
PARAM_VALUE	0	pool->dev	0,4096-u64max
PARAM_VALUE	0	pool->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0
PARAM_VALUE	1	tt->dma_address	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	16,4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
CAPPED_DATA	0	pool->dev->cma_area->nranges	1
DATA_SOURCE	0	pool	r ttm_pool_pre_populated
DATA_SOURCE	1	tt	r ttm_tt_kunit_init
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_alloc_order_caching_match() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	256
PARAM_VALUE	0	pool->caching	4096-ptr_max
PARAM_VALUE	0	pool->dev	0,4096-u64max
PARAM_VALUE	0	pool->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0
PARAM_VALUE	1	tt->dma_address	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	16,4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
CAPPED_DATA	0	pool->dev->cma_area->nranges	1
DATA_SOURCE	0	pool	r ttm_pool_pre_populated
DATA_SOURCE	1	tt	r ttm_tt_kunit_init
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_alloc_order_mismatch() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	256
PARAM_VALUE	0	pool->caching	4096-ptr_max
PARAM_VALUE	0	pool->dev	0,4096-u64max
PARAM_VALUE	0	pool->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0
PARAM_VALUE	1	tt->dma_address	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	16,4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
CAPPED_DATA	0	pool->dev->cma_area->nranges	1
DATA_SOURCE	0	pool	r ttm_pool_pre_populated
DATA_SOURCE	1	tt	r ttm_tt_kunit_init
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_free_dma_alloc() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	256
PARAM_VALUE	0	pool->dev	0,(-22),(-12)
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0
PARAM_VALUE	1	tt->dma_address	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	16,4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
DATA_SOURCE	0	pool	r kunit_kzalloc
DATA_SOURCE	1	tt	r ttm_tt_kunit_init
MEM_ZERO	0	pool
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_free_no_dma_alloc() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	0
PARAM_VALUE	0	pool->dev	0,(-22),(-12)
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0
PARAM_VALUE	1	tt->dma_address	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	16,4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
DATA_SOURCE	0	pool	r kunit_kzalloc
DATA_SOURCE	1	tt	r ttm_tt_kunit_init
MEM_ZERO	0	pool
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/ttm/tests/ttm_pool_test.c ttm_pool_pre_populated() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	0	pool->alloc_flags	256
PARAM_VALUE	0	pool->dev	0,(-22),(-12)
PARAM_VALUE	0	pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	pool->nid	(-1)
PARAM_VALUE	1	tt	4096-ptr_max
PARAM_VALUE	1	tt->backup	0
PARAM_VALUE	1	tt->caching	0,2
PARAM_VALUE	1	tt->dma_address	0
PARAM_VALUE	1	tt->page_flags	0
PARAM_VALUE	1	tt->pages	16,4096-ptr_max
PARAM_VALUE	1	tt->restore	0
PARAM_VALUE	1	tt->swap_storage	0
BUF_SIZE	0	pool	5296
BUF_SIZE	1	tt	64
DATA_SOURCE	0	pool	r kunit_kzalloc
DATA_SOURCE	1	tt	r ttm_tt_kunit_init
MEM_ZERO	0	pool
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents

drivers/gpu/drm/radeon/radeon_ttm.c radeon_ttm_tt_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt->sg	(-1),16
DATA_SOURCE	1	tt	$1
BIT_INFO	1	tt->page_flags	0x0,0xfffffffb
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
USER_DATA	1	tt->num_pages	0-u32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents

drivers/gpu/drm/loongson/lsdc_ttm.c lsdc_ttm_tt_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt->sg	(-1),16
DATA_SOURCE	1	tt	$1
BIT_INFO	1	tt->page_flags	0x0,0xfffffffb
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
USER_DATA	1	tt->num_pages	0-u32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents

drivers/gpu/drm/ttm/ttm_tt.c ttm_tt_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt->sg	(-1),16
DATA_SOURCE	1	tt	$1
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	tt->num_pages	0-u32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents

drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c vmw_ttm_unpopulate() -> ttm_pool_free()

Type	Parameter	Key	Value
PARAM_VALUE	0	pool	4096-ptr_max
PARAM_VALUE	1	tt	4096-ptr_max
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt	(-1),64
BUF_SIZE	1	tt->sg	(-1),16
DATA_SOURCE	1	tt	$1
BIT_INFO	1	tt->page_flags	0x0,0xfffffffb
NOSPEC	1	tt->num_pages
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	tt->num_pages	0-u32max[c]
USER_DATA	1	tt->sg->nents	2-s32max[c]
NO_OVERFLOW_SIMPLE	1	tt->cached_rsgt.size
NO_OVERFLOW_SIMPLE	1	tt->dma_ttm.sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->gobj->size
NO_OVERFLOW_SIMPLE	1	tt->num_pages
NO_OVERFLOW_SIMPLE	1	tt->restore->snapshot_alloc.remaining_pages
NO_OVERFLOW_SIMPLE	1	tt->sg->orig_nents
NO_OVERFLOW_SIMPLE	1	tt->ttm.num_pages
NO_OVERFLOW_SIMPLE	1	tt->ttm.sg->orig_nents