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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/md/dm-pcache/cache_req.c cache_write() -> cache_copy_from_req_bio()

Type Parameter Key Value
PARAM_VALUE 0 cache 4096-ptr_max
PARAM_VALUE 1 key 4096-ptr_max
PARAM_VALUE 1 key->cache_pos.cache_seg 4096-ptr_max
PARAM_VALUE 1 key->cache_tree 4096-ptr_max
PARAM_VALUE 1 key->len 1-4194304
PARAM_VALUE 2 pcache_req 4096-ptr_max
PARAM_VALUE 2 pcache_req->bio 4096-ptr_max
PARAM_VALUE 2 pcache_req->list_node.next 4096-ptr_max
PARAM_VALUE 2 pcache_req->list_node.next->next 4096-ptr_max
PARAM_VALUE 2 pcache_req->list_node.prev 4096-ptr_max
PARAM_VALUE 2 pcache_req->list_node.prev->next 4096-ptr_max
PARAM_VALUE 2 pcache_req->list_node.prev->prev 4096-ptr_max
PARAM_VALUE 2 pcache_req->ret 0
PARAM_VALUE 3 bio_off 0-4294967294
BUF_SIZE 1 key->cache_tree (-1),224
BUF_SIZE 2 pcache_req->bio (-1),144
BUF_SIZE 2 pcache_req->pcache (-1),16,40-s32max
CAPPED_DATA 3 bio_off 1
DATA_SOURCE 0 cache $0
DATA_SOURCE 1 key r cache_key_alloc
DATA_SOURCE 2 pcache_req $1
NOSPEC 1 key->len
NOSPEC 2 pcache_req->bio->bi_iter.bi_sector
NOSPEC 2 pcache_req->bio->bi_iter.bi_size
NOSPEC 2 pcache_req->data_len
NOSPEC 3 bio_off
NOSPEC 3 bio_off
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 key->len 1-4194304[c]
HOST_DATA 1 key->off 4194304[c]
HOST_DATA 2 pcache_req->bio->bi_iter.bi_sector 0
HOST_DATA 2 pcache_req->bio->bi_iter.bi_size 0[c]
HOST_DATA 2 pcache_req->bio->bi_max_vecs 0-4,16,64,128,256[c]
HOST_DATA 2 pcache_req->data_len 0[c]
HOST_DATA 2 pcache_req->off 0[c]
HOST_DATA 3 bio_off 4194304[c]
USER_DATA 1 key->len 1-4194304[c]
USER_DATA 1 key->off 4194304[c]
USER_DATA 2 pcache_req->bio->bi_ioprio 0-u16max
USER_DATA 2 pcache_req->bio->bi_iter.bi_sector 0
USER_DATA 2 pcache_req->bio->bi_iter.bi_size 0
USER_DATA 2 pcache_req->bio->bi_max_vecs 0-4,16,64,128,256[c]
USER_DATA 2 pcache_req->data_len 0
USER_DATA 2 pcache_req->off 0[c]
USER_DATA 3 bio_off 4194304[c][u]
NO_OVERFLOW_SIMPLE 1 key->cache_tree->key_pool.min_nr
NO_OVERFLOW_SIMPLE 1 key->cache_tree->n_subtrees
UNITS 3 bio_off unit_byte
HALF_LOCKED2 &md->io_barrier

drivers/md/dm-pcache/cache_req.c miss_read_end_req() -> cache_copy_from_req_bio()

Type Parameter Key Value
PARAM_VALUE 0 cache 4096-ptr_max
PARAM_VALUE 0 cache->last_cache_seg 0-64
PARAM_VALUE 0 cache->seg_map_lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 key 4096-ptr_max
PARAM_VALUE 1 key->cache_pos.cache_seg 4096-ptr_max
PARAM_VALUE 1 key->cache_subtree 4096-ptr_max
PARAM_VALUE 1 key->cache_subtree->tree_lock.rlock.dep_map->name 0-255
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 3 bio_off unit_byte
LOCK2 &cache_subtree->tree_lock
TYPE_LOCK (struct pcache_cache_subtree)->tree_lock