Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 6 files:
- drivers/md/dm-cache-metadata.c, line 256
- drivers/md/dm-era-target.c, line 328
- drivers/md/dm-thin-metadata.c, line 451
- drivers/md/persistent-data/dm-block-manager.c, line 536
- drivers/md/persistent-data/dm-space-map-common.c, line 632
- drivers/md/persistent-data/dm-transaction-manager.c, line 342
Smatch caller information:
drivers/md/dm-thin-metadata.c superblock_lock() -> dm_bm_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | b | 0 |
| PARAM_VALUE | 2 | v | 3847297590590435328 |
| PARAM_VALUE | 3 | result | 5207136036844404736,6874051697128333312 |
| DATA_SOURCE | 3 | result | $1 |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->dm_io->bios.bio_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->dm_io->bios.bvec_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->dm_io->pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->slab_buffer->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->slab_cache->object_size | |
| LOCK2 | &pmd->root_lock | ||
| TYPE_LOCK | (struct dm_pool_metadata)->root_lock |
drivers/md/dm-era-target.c superblock_lock() -> dm_bm_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | b | 0 |
| PARAM_VALUE | 2 | v | 8435209014162055168 |
| PARAM_VALUE | 3 | result | 8790135914726293504 |
| DATA_SOURCE | 3 | result | $1 |
| HALF_LOCKED2 | &md->suspend_lock | ||
| HALF_LOCKED2 | &pool->lock |
drivers/md/persistent-data/dm-transaction-manager.c dm_tm_shadow_block() -> dm_bm_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | v | 1298142665579040768,3847297590590435328,4440803228264046592,6408893679208828928,7847992674347552768,8435209014162055168 |
| PARAM_VALUE | 3 | result | 4096-ptr_max |
| CAPPED_DATA | 1 | b | 1 |
| CAPPED_DATA | 1 | b | 1 |
| DATA_SOURCE | 1 | b | $1 |
| DATA_SOURCE | 2 | v | $2 |
| DATA_SOURCE | 3 | result | $3 |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->block_size | |
| HALF_LOCKED2 | &md->io_barrier | ||
| HALF_LOCKED2 | &pmd->root_lock |
drivers/md/dm-cache-metadata.c superblock_lock() -> dm_bm_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | bm | 4096-ptr_max |
| PARAM_VALUE | 0 | bm->read_only | 0 |
| PARAM_VALUE | 1 | b | 0 |
| PARAM_VALUE | 2 | v | 6702332378605551616 |
| PARAM_VALUE | 3 | result | 315054704625549312,6897946537626517504,6976395316232073216 |
| DATA_SOURCE | 3 | result | $1 |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->dm_io->bios.bio_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->dm_io->bios.bvec_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->dm_io->bios.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime | |
| NO_OVERFLOW_SIMPLE | 0 | bm->bufio->slab_cache->object_size | |
| HALF_LOCKED2 | &cmd->root_lock |
drivers/md/persistent-data/dm-space-map-common.c ensure_bitmap() -> dm_bm_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | v | 6408893679208828928 |
| PARAM_VALUE | 3 | result | 964077697217155088,1784078450339483664 |
| PARAM_VALUE | 3 | *result | 0 |