Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
fs/ext4/mballoc.c ext4_mb_generate_buddy() -> ext4_mb_mark_free_simple()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sb | 4096-ptr_max |
| PARAM_VALUE | 2 | first | s32min-2147483646 |
| PARAM_VALUE | 3 | len | 2-s32max |
| PARAM_VALUE | 4 | grp | 4096-ptr_max |
| BUF_SIZE | 0 | sb | s32min,(-10),(-1),1-s32max |
| BUF_SIZE | 0 | sb | s32min,(-10),(-1),1-s32max |
| BUF_SIZE | 1 | buddy | (-1)-4096 |
| BUF_SIZE | 1 | buddy | (-1)-4096 |
| CAPPED_DATA | 2 | first | 1 |
| CAPPED_DATA | 3 | len | 1 |
| CAPPED_DATA | 4 | grp | 1 |
| CAPPED_DATA | 4 | grp->bb_first_free | 1 |
| DATA_SOURCE | 0 | sb | $0 |
| DATA_SOURCE | 1 | buddy | $1 |
| DATA_SOURCE | 4 | grp | $4 |
| FUZZY_MAX | 3 | len | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 0 | sb->s_blocksize | |
| UNITS | 0 | sb | unit_byte |
| UNITS | 2 | first | unit_byte |
| UNITS | 3 | len | unit_byte |
| HALF_LOCKED2 | 0 | sb |
fs/ext4/mballoc.c mb_mark_used() -> ext4_mb_mark_free_simple()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sb | 4096-ptr_max |
| PARAM_VALUE | 2 | first | s32min-(-2),0,2-2147483645 |
| PARAM_VALUE | 3 | len | s32min-(-1),1-s32max |
| PARAM_VALUE | 4 | grp | 4096-ptr_max |
| PARAM_VALUE | 4 | grp->bb_counters | 4096-ptr_max |
| CAPPED_DATA | 2 | first | 1 |
| CAPPED_DATA | 3 | len | 1 |
| CAPPED_DATA | 4 | grp | 1 |
| BIT_INFO | 2 | first | 0x0,0x7ffffffe |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | sb->s_flags | 0-u64max[c] |
| USER_DATA | 2 | first | 0,2-2147483645[c] |
| USER_DATA | 3 | len | 1-2147483646[c] |
| NO_OVERFLOW_SIMPLE | 0 | sb->s_blocksize | |
| UNITS | 0 | sb | unit_byte |
| UNITS | 2 | first | unit_byte |
| UNITS | 3 | len | unit_byte |
| HALF_LOCKED2 | sb |
fs/ext4/mballoc.c mb_mark_used() -> ext4_mb_mark_free_simple()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sb | 4096-ptr_max |
| PARAM_VALUE | 2 | first | s32min-1 |
| PARAM_VALUE | 3 | len | s32min-(-1),1-s32max |
| PARAM_VALUE | 4 | grp | 4096-ptr_max |
| PARAM_VALUE | 4 | grp->bb_counters | 4096-ptr_max |
| CAPPED_DATA | 4 | grp | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | sb->s_flags | 0-u64max[c] |
| USER_DATA | 3 | len | 1-2[c] |
| NO_OVERFLOW_SIMPLE | 0 | sb->s_blocksize | |
| UNITS | 0 | sb | unit_byte |
| UNITS | 2 | first | unit_byte |
| UNITS | 3 | len | unit_byte |
| HALF_LOCKED2 | sb |