Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
- arch/powerpc/kernel/iommu.c, line 291
- arch/sparc/kernel/iommu-common.c, line 181
- arch/x86/kernel/amd_gart_64.c
Smatch caller information:
arch/x86/kernel/amd_gart_64.c alloc_iommu() -> iommu_area_alloc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 4 | shift | 0-4503599627370495 |
| PARAM_VALUE | 5 | boundary_size | 1-4503599627370496 |
| DATA_SOURCE | 3 | nr | $1 |
| DATA_SOURCE | 5 | boundary_size | r dma_get_seg_boundary_nr_pages |
| DATA_SOURCE | 6 | align_mask | $2 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | nr | 1-3145730[c] |
| USER_DATA | 3 | nr | 1-1048577[c] |
| UNITS | 4 | shift | unit_page |
| LOCK2 | flags | ||
| LOCK2 | global &iommu_bitmap_lock |
arch/x86/kernel/amd_gart_64.c alloc_iommu() -> iommu_area_alloc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | shift | 0-4503599627370495 |
| PARAM_VALUE | 5 | boundary_size | 1-4503599627370496 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 1 | size | 1 |
| DATA_SOURCE | 3 | nr | $1 |
| DATA_SOURCE | 5 | boundary_size | r dma_get_seg_boundary_nr_pages |
| DATA_SOURCE | 6 | align_mask | $2 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | nr | 1-3145730[c] |
| USER_DATA | 3 | nr | 1-1048577[c] |
| UNITS | 4 | shift | unit_page |
| LOCK2 | flags | ||
| LOCK2 | global &iommu_bitmap_lock |