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Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 7 files:

Smatch caller information:

drivers/dma-buf/dma-buf-mapping.c dma_buf_free_sgt() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 2 size 0-u32max
PARAM_VALUE 4 attrs 1024
DATA_SOURCE 3 dir $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 dev unit_byte
UNITS 1 addr unit_byte
UNITS 2 size unit_byte
HALF_LOCKED2 &bo->lock
HALF_LOCKED2 attach->dmabuf->resv
HALF_LOCKED2 bo->base.base.resv
HALF_LOCKED2 dmabuf->resv
HALF_LOCKED2 resv

drivers/dma-buf/dma-buf-mapping.c dma_buf_phys_vec_to_sgt() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->flags 4096-ptr_max
PARAM_VALUE 0 dev->iommu_group->default_domain 0-s64max
PARAM_VALUE 2 size 0-u32max
PARAM_VALUE 4 attrs 1024
DATA_SOURCE 3 dir $5
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 dev unit_byte
UNITS 1 addr unit_byte
UNITS 2 size unit_byte
HALF_LOCKED2 &bo->lock
HALF_LOCKED2 &dbc->ch_lock
HALF_LOCKED2 &qdev->dev_lock
HALF_LOCKED2 &usr->qddev_lock
HALF_LOCKED2 attach->dmabuf->resv
HALF_LOCKED2 bo->base.base.resv
HALF_LOCKED2 dmabuf->resv
HALF_LOCKED2 resv

drivers/nvme/host/pci.c nvme_free_prps() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 2 size 0-u32max
PARAM_VALUE 3 dir 1-2
PARAM_VALUE 4 attrs 0,1024
DATA_SOURCE 4 attrs $1
FUZZY_MAX 3 dir 2
FUZZY_MAX 4 attrs 0
BIT_INFO 4 attrs 0x0,0x400
HARD_MAX 3 dir 2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 addr unit_byte
UNITS 2 size unit_byte

drivers/nvme/host/pci.c nvme_free_sgls() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 3 dir 1-2
PARAM_VALUE 4 attrs 0,1024
DATA_SOURCE 4 attrs $3
FUZZY_MAX 3 dir 2
FUZZY_MAX 4 attrs 0
BIT_INFO 4 attrs 0x0,0x400
HARD_MAX 3 dir 2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 addr unit_byte
UNITS 2 size unit_byte

drivers/nvme/host/pci.c nvme_free_sgls() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 2 size 0-u32max
PARAM_VALUE 3 dir 1-2
PARAM_VALUE 4 attrs 0,1024
DATA_SOURCE 4 attrs $3
FUZZY_MAX 3 dir 2
FUZZY_MAX 4 attrs 0
BIT_INFO 4 attrs 0x0,0x400
HARD_MAX 3 dir 2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 addr unit_byte
UNITS 2 size unit_byte

drivers/nvme/host/pci.c nvme_unmap_iter() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 3 dir 1-2
PARAM_VALUE 4 attrs 0,1024
FUZZY_MAX 3 dir 2
FUZZY_MAX 4 attrs 0
BIT_INFO 4 attrs 0x0,0x400
HARD_MAX 3 dir 2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 addr unit_byte
UNITS 2 size unit_byte
HALF_LOCKED2 __tag_set->srcu
HALF_LOCKED2 rcu_read

drivers/nvme/host/pci.c nvme_unmap_metadata() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 3 dir 1-2
PARAM_VALUE 4 attrs 0,1024
FUZZY_MAX 3 dir 2
FUZZY_MAX 4 attrs 0
BIT_INFO 4 attrs 0x0,0x400
HARD_MAX 3 dir 2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 addr unit_byte
UNITS 2 size unit_byte

net/core/tso.c tso_dma_map_cleanup() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 2 size 1-u32max
PARAM_VALUE 3 dir 1
PARAM_VALUE 4 attrs 0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 addr unit_byte
UNITS 2 size unit_byte
HALF_LOCKED2 &dev->tx_global_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

net/core/tso.c tso_dma_map_cleanup() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 2 size 0-u32max
PARAM_VALUE 3 dir 1
PARAM_VALUE 4 attrs 0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &dev->tx_global_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

kernel/dma/mapping.c dma_unmap_page_attrs() -> dma_unmap_phys()

Type Parameter Key Value
DATA_SOURCE 0 dev $0
DATA_SOURCE 1 addr $1
DATA_SOURCE 2 size $2
DATA_SOURCE 3 dir $3
DATA_SOURCE 4 attrs $4
BIT_INFO 4 attrs 0x0,0xfffffffffffffbff
BIT_INFO 4 attrs 0x0,0xfffffffffffffbff
NOCHECK_CALL

kernel/dma/mapping.c dma_unmap_resource() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 0 dev->cma_area->nranges s32min-s32max
PARAM_VALUE 4 attrs 1024,1056
BUF_SIZE 0 dev (-1),1616
BUF_SIZE 0 dev (-1),1616
DATA_SOURCE 0 dev $0
DATA_SOURCE 1 addr $1
DATA_SOURCE 2 size $2
DATA_SOURCE 3 dir $3
BIT_INFO 4 attrs 0x400,0x43f
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 addr 0-u64max
HOST_DATA 2 size 0-u32max
USER_DATA 2 size 0-u32max
UNITS 0 dev unit_byte
UNITS 1 addr unit_byte
HALF_LOCKED2 &_dev->mutex
HALF_LOCKED2 &mem->spi->controller->bus_lock_mutex
HALF_LOCKED2 &mem->spi->controller->io_mutex
HALF_LOCKED2 _T->lock

mm/hmm.c hmm_dma_unmap_pfn() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->dma_mask 4096-ptr_max
PARAM_VALUE 0 dev->flags 4096-ptr_max
PARAM_VALUE 3 dir 0
PARAM_VALUE 4 attrs 4096,5120
DATA_SOURCE 0 dev $0
FUZZY_MAX 4 attrs 4096
BIT_INFO 4 attrs 0x1000,0x1400
BIT_INFO 4 attrs 0x1000,0x1400
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 dev unit_byte
LOCK2 &umem_odp->umem_mutex
TYPE_LOCK (struct ib_umem_odp)->umem_mutex

drivers/infiniband/core/rw.c ib_dma_unmap_bvec() -> dma_unmap_phys()

Type Parameter Key Value
PARAM_VALUE 3 dir 1-2
PARAM_VALUE 4 attrs 0
DATA_SOURCE 1 addr $1
DATA_SOURCE 2 size $2
DATA_SOURCE 3 dir $3
FUZZY_MAX 3 dir 1
HARD_MAX 3 dir 2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 dev unit_byte
UNITS 1 addr unit_byte
UNITS 2 size unit_byte