Defined in 2 files as a function:
- drivers/md/dm-raid1.c, line 471 (as a function)
- drivers/scsi/scsi_debug.c, line 4760 (as a function)
Referenced in 2 files:
Smatch caller information:
drivers/scsi/scsi_debug.c resp_comp_write() -> map_region()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sip | 4096-ptr_max |
| PARAM_VALUE | 1 | lba | 0-255 |
| PARAM_VALUE | 2 | len | 1-255 |
| CAPPED_DATA | 1 | lba | 1 |
| CAPPED_DATA | 1 | lba | 1 |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 0 | sip | r devip2sip |
| DATA_SOURCE | 1 | lba | r get_unaligned_be64 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &sdev->state_mutex |
drivers/scsi/scsi_debug.c resp_write_dt0() -> map_region()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sip | 0-1025,1027-1029,1031-u64max |
| PARAM_VALUE | 1 | lba | 0-2097151 |
| PARAM_VALUE | 2 | len | 0-256 |
| CAPPED_DATA | 1 | lba | 1 |
| CAPPED_DATA | 1 | lba | 1 |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 0 | sip | r devip2sip |
| FUZZY_MAX | 2 | len | 256 |
| BIT_INFO | 1 | lba | 0x0,0xffffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &sdev->state_mutex |
drivers/scsi/scsi_debug.c resp_write_same() -> map_region()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sip | 4096-ptr_max |
| PARAM_VALUE | 1 | lba | 0-255 |
| PARAM_VALUE | 2 | len | 0-255 |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 0 | sip | r devip2sip |
| DATA_SOURCE | 1 | lba | $1 |
| DATA_SOURCE | 2 | len | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &sdev->state_mutex |
drivers/scsi/scsi_debug.c resp_write_scat() -> map_region()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sip | 0-1025,1027-1029,1031-u64max |
| PARAM_VALUE | 1 | lba | 0-255 |
| PARAM_VALUE | 2 | len | 1-255 |
| CAPPED_DATA | 1 | lba | 1 |
| CAPPED_DATA | 1 | lba | 1 |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 0 | sip | r devip2sip |
| DATA_SOURCE | 1 | lba | r get_unaligned_be64 |
| DATA_SOURCE | 2 | len | r get_unaligned_be32 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &sdev->state_mutex |
drivers/scsi/scsi_debug.c sdebug_add_store() -> map_region()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sip | 4096-ptr_max |
| PARAM_VALUE | 0 | sip->map_storep | 1-u64max |
| PARAM_VALUE | 1 | lba | 0 |
| PARAM_VALUE | 2 | len | 2 |
| BUF_SIZE | 0 | sip | 240 |
| BUF_SIZE | 0 | sip->dif_storep | 0-s32max,18446744071562067968-u64max |
| BUF_SIZE | 0 | sip->map_storep | 8 |
| BUF_SIZE | 0 | sip->storep | 0-u64max |
| CAPPED_DATA | 0 | sip | 1 |
| DATA_SOURCE | 0 | sip | r _kzalloc_noprof |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &of->mutex |
drivers/md/dm-raid1.c do_write() -> map_region()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sip | 8656814975957663744-u64max |
| PARAM_VALUE | 2 | len | 4096-ptr_max |
| DATA_SOURCE | 2 | len | $1 |
| NOCHECK_CALL | |||
| UNITS | 2 | len | unit_jiffy |
| HALF_LOCKED2 | &pool->lock |
drivers/md/dm-raid1.c read_async_bio() -> map_region()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sip | 1255496640692637696 |
| PARAM_VALUE | 1 | lba | 4096-ptr_max |
| PARAM_VALUE | 1 | lba->ms | 4096-ptr_max |
| PARAM_VALUE | 2 | len | 4096-ptr_max |
| DATA_SOURCE | 1 | lba | $0 |
| DATA_SOURCE | 2 | len | $1 |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &pool->lock |