Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
fs/btrfs/extent_io.c memcpy_extent_buffer() -> areas_overlap()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 1-u64max |
| PARAM_VALUE | 1 | dst | 0-18446744073709551614 |
| CAPPED_DATA | 1 | dst | 1 |
| CAPPED_DATA | 1 | dst | 1 |
| DATA_SOURCE | 0 | src | $2 |
| DATA_SOURCE | 1 | dst | $1 |
| DATA_SOURCE | 2 | len | $3 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | src | |
| NO_OVERFLOW_SIMPLE | 1 | dst | |
| NO_OVERFLOW_SIMPLE | 2 | len | |
| UNITS | 0 | src | unit_byte |
| UNITS | 1 | dst | unit_byte |
| UNITS | 2 | len | unit_byte |
fs/btrfs/extent_io.c memcpy_extent_buffer() -> areas_overlap()
| Type | Parameter | Key | Value |
|---|---|---|---|
| CAPPED_DATA | 1 | dst | 1 |
| CAPPED_DATA | 2 | len | 1 |
| CAPPED_DATA | 2 | len | 1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | src | unit_byte |
| UNITS | 1 | dst | unit_byte |
| UNITS | 2 | len | unit_byte |
fs/btrfs/extent_io.c memmove_extent_buffer() -> areas_overlap()
| Type | Parameter | Key | Value |
|---|---|---|---|
| CAPPED_DATA | 2 | len | 1 |
| CAPPED_DATA | 2 | len | 1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 2 | len | |
| UNITS | 0 | src | unit_byte |
| UNITS | 1 | dst | unit_byte |
| UNITS | 2 | len | unit_byte |
| HALF_LOCKED2 | &dst->lock | ||
| HALF_LOCKED2 | &fs_info->tree_mod_log_lock |