Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/iommu/dma-iommu.c __iommu_dma_alloc_noncontiguous() -> iommu_dma_alloc_iova()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | domain | 4096-9223372036854775807 |
| PARAM_VALUE | 0 | domain->ops->attach_dev | 0,4096-ptr_max |
| PARAM_VALUE | 3 | dev | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->cma_area->available_count | 0-s64max |
| PARAM_VALUE | 3 | dev->cma_area->nranges | s32min-s32max |
| PARAM_VALUE | 3 | dev->flags | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->iommu_group | 4096-ptr_max |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 3 | dev | 1 |
| DATA_SOURCE | 0 | domain | r iommu_get_dma_domain |
| DATA_SOURCE | 1 | size | r iova_align |
| DATA_SOURCE | 3 | dev | $0 |
| PARAM_COMPARE | 0 | domain | == $3->iommu_group->default_domain |
| PARAM_COMPARE | 3 | dev->iommu_group->default_domain | == $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 1 | size | 0-u64max[c] |
| USER_DATA | 1 | size | 0-u64max[c] |
| NO_OVERFLOW_SIMPLE | 3 | dev->cma_area->available_count | |
| UNITS | 1 | size | unit_byte |
| UNITS | 3 | dev | unit_byte |
drivers/iommu/dma-iommu.c __iommu_dma_map() -> iommu_dma_alloc_iova()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | domain | 4096-9223372036854775807 |
| PARAM_VALUE | 0 | domain->ops->attach_dev | 0,4096-ptr_max |
| PARAM_VALUE | 3 | dev | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->cma_area->available_count | 0-s64max |
| PARAM_VALUE | 3 | dev->cma_area->nranges | s32min-s32max |
| PARAM_VALUE | 3 | dev->dma_parms | 0,4096-ptr_max |
| PARAM_VALUE | 3 | dev->flags | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->iommu_group | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->power.wakeirq->status | 0-4294967295 |
| BUF_SIZE | 3 | dev | (-1),1616 |
| BUF_SIZE | 3 | dev | (-1),1616 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 3 | dev | 1 |
| CAPPED_DATA | 3 | dev->cma_area->nranges | 1 |
| DATA_SOURCE | 0 | domain | r iommu_get_dma_domain |
| DATA_SOURCE | 1 | size | r iova_align |
| DATA_SOURCE | 2 | dma_limit | $4 |
| DATA_SOURCE | 3 | dev | $0 |
| PARAM_COMPARE | 0 | domain | == $3->iommu_group->default_domain |
| PARAM_COMPARE | 3 | dev->iommu_group->default_domain | == $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 1 | size | 0-12884905984[c] |
| USER_DATA | 1 | size | 0,4096-4294967296[c] |
| NO_OVERFLOW_SIMPLE | 3 | dev->cma_area->available_count | |
| UNITS | 1 | size | unit_byte |
| UNITS | 3 | dev | unit_byte |
drivers/iommu/dma-iommu.c dma_iova_try_alloc() -> iommu_dma_alloc_iova()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | domain | 4096-9223372036854775807 |
| PARAM_VALUE | 2 | dma_limit | 1-u64max |
| PARAM_VALUE | 3 | dev | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->dma_mask | 0,4096-ptr_max |
| PARAM_VALUE | 3 | dev->flags | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->iommu_group | 4096-ptr_max |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 3 | dev | 1 |
| DATA_SOURCE | 0 | domain | r iommu_get_dma_domain |
| DATA_SOURCE | 3 | dev | $0 |
| PARAM_COMPARE | 0 | domain | == $3->iommu_group->default_domain |
| PARAM_COMPARE | 3 | dev->iommu_group->default_domain | == $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 3 | dev | unit_byte |
| HALF_LOCKED2 | &gpusvm->notifier_lock | ||
| HALF_LOCKED2 | &vm->lock |
drivers/iommu/dma-iommu.c iommu_dma_get_msi_page() -> iommu_dma_alloc_iova()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | domain | 4096-ptr_max |
| PARAM_VALUE | 0 | domain->cookie_type | 1-2 |
| PARAM_VALUE | 2 | dma_limit | 1-u64max |
| PARAM_VALUE | 3 | dev | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->dma_mask | 0,4096-ptr_max |
| DATA_SOURCE | 0 | domain | $2 |
| DATA_SOURCE | 1 | size | r cookie_msi_granule |
| DATA_SOURCE | 3 | dev | $0 |
| UNITS | 3 | dev | unit_byte |
| LOCK2 | _T->lock |
drivers/iommu/dma-iommu.c iommu_dma_map_sg() -> iommu_dma_alloc_iova()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | domain | 4096-9223372036854775807 |
| PARAM_VALUE | 0 | domain->ops->attach_dev | 0,4096-ptr_max |
| PARAM_VALUE | 1 | size | 1-u64max |
| PARAM_VALUE | 2 | dma_limit | 1-u64max |
| PARAM_VALUE | 3 | dev | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->cma_area->available_count | 0-s64max |
| PARAM_VALUE | 3 | dev->cma_area->nranges | s32min-s32max |
| PARAM_VALUE | 3 | dev->dma_mask | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->dma_parms | 0,4096-ptr_max |
| PARAM_VALUE | 3 | dev->flags | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->iommu_group | 4096-ptr_max |
| PARAM_VALUE | 3 | dev->power.wakeirq->status | 0-4294967295 |
| BUF_SIZE | 3 | dev | (-1),1616 |
| BUF_SIZE | 3 | dev | (-1),1616 |
| CAPPED_DATA | 3 | dev | 1 |
| DATA_SOURCE | 0 | domain | r iommu_get_dma_domain |
| DATA_SOURCE | 3 | dev | $0 |
| PARAM_COMPARE | 0 | domain | == $3->iommu_group->default_domain |
| PARAM_COMPARE | 3 | dev->iommu_group->default_domain | == $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 3 | dev->cma_area->available_count | |
| UNITS | 1 | size | unit_byte |
| UNITS | 3 | dev | unit_byte |