Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/iommu/virtio-iommu.c viommu_add_req() -> __viommu_add_req()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | buf | 4339245556497821696,8377312671157596160 |
| PARAM_VALUE | 2 | len | 32,40 |
| PARAM_VALUE | 3 | writeback | 0 |
| BUF_SIZE | 1 | buf | 32,40 |
| BUF_SIZE | 1 | buf | 32,40 |
| DATA_SOURCE | 0 | viommu | $0 |
| DATA_SOURCE | 1 | buf | $1 |
| DATA_SOURCE | 2 | len | $2 |
| HARD_MAX | 2 | len | 40 |
| PREEMPT_ADD | <- disables preempt | ||
| UNITS | 2 | len | unit_byte |
| LOCK2 | flags | ||
| LOCK2 | 0 | &viommu->request_lock | |
| TYPE_LOCK | (struct viommu_dev)->request_lock |
drivers/iommu/virtio-iommu.c viommu_send_req_sync() -> __viommu_add_req()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | buf | 4096-ptr_max |
| PARAM_VALUE | 2 | len | 24,40,77-4000000 |
| PARAM_VALUE | 3 | writeback | 1 |
| BUF_SIZE | 0 | viommu | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | viommu | s32min-(-1),1-s32max |
| BUF_SIZE | 1 | buf | (-1),24,40,77-s32max |
| BUF_SIZE | 1 | buf | (-1),24,40,77-s32max |
| DATA_SOURCE | 0 | viommu | $0 |
| DATA_SOURCE | 1 | buf | $1 |
| DATA_SOURCE | 2 | len | $2 |
| BIT_INFO | 2 | len | 0x0,0x1ffffffff |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 2 | len | unit_byte |
| LOCK2 | flags | ||
| LOCK2 | 0 | &viommu->request_lock | |
| HALF_LOCKED2 | &group->mutex | ||
| HALF_LOCKED2 | &vdomain->mappings_lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct viommu_dev)->request_lock |