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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

kernel/dma/swiotlb.c swiotlb_alloc_tlb() -> dma_alloc_from_pool()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->cma_area->available_count 0-s64max
PARAM_VALUE 0 dev->cma_area->nranges s32min-s32max
PARAM_VALUE 0 dev->dma_io_tlb_mem 4096-ptr_max
PARAM_VALUE 0 dev->dma_io_tlb_mem->can_grow 1
PARAM_VALUE 0 dev->dma_mask 4096-ptr_max
PARAM_VALUE 0 dev->iommu->attach_deferred 0-1
PARAM_VALUE 0 dev->iommu->pci_32bit_workaround 0-1
PARAM_VALUE 0 dev->iommu_group->default_domain 0-s64max
PARAM_VALUE 0 dev->iommu_group->id s32min-s32max
PARAM_VALUE 0 dev->kobj.release.wq->dfl_pwq 0-s64max
PARAM_VALUE 0 dev->kobj.release.wq->saved_max_active s32min-s32max
PARAM_VALUE 0 dev->kobj.release.wq->saved_min_active s32min-s32max
PARAM_VALUE 0 dev->power.wakeirq->status 0-4294967295
PARAM_VALUE 1 size 0,2048-4194304
PARAM_VALUE 2 cpu_addr 4970430139446796288
PARAM_VALUE 2 *cpu_addr 0
PARAM_VALUE 3 gfp 3264,10240
PARAM_VALUE 4 attrs 16384
BUF_SIZE 0 dev (-1),1616
BUF_SIZE 0 dev (-1),1616
CAPPED_DATA 1 size 1
CAPPED_DATA 1 size 1
DATA_SOURCE 0 dev $0
DATA_SOURCE 1 size $2
DATA_SOURCE 2 cpu_addr $5
DATA_SOURCE 3 gfp $4
BIT_INFO 1 size 0x0,0x7ff800
BIT_INFO 1 size 0x0,0x7ff800
HARD_MAX 3 gfp 10240
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 size 0,2048-262144[c]
USER_DATA 1 size 0,2048-262144[c]
NO_OVERFLOW_SIMPLE 0 dev->cma_area->available_count
UNITS 0 dev unit_byte

kernel/dma/direct.c dma_direct_alloc_from_pool() -> dma_alloc_from_pool()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->cma_area->available_count 0-s64max
PARAM_VALUE 0 dev->cma_area->nranges s32min-s32max
PARAM_VALUE 0 dev->dma_io_tlb_mem->for_alloc 0
PARAM_VALUE 0 dev->dma_range_map 0,4096-ptr_max
PARAM_VALUE 0 dev->flags 4096-ptr_max
PARAM_VALUE 1 size 0,4096-u64max
PARAM_VALUE 2 cpu_addr 1871892684697571328,4653164156349648896
DATA_SOURCE 0 dev $0
DATA_SOURCE 1 size $1
DATA_SOURCE 2 cpu_addr $3
DATA_SOURCE 3 gfp $4 [m]
DATA_SOURCE 4 attrs $5
BIT_INFO 1 size 0x0,0xfffffffffffff000
BIT_INFO 1 size 0x0,0xfffffffffffff000
BIT_INFO 3 gfp 0x0,0xfffbffff
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 size 0,4096-12884905984[c]
USER_DATA 1 size 0,4096-4294967296[c]
NO_OVERFLOW_SIMPLE 0 dev->cma_area->available_count
UNITS 0 dev unit_byte
UNITS 1 size unit_byte