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Defined in 3 files as a member:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

drivers/block/zram/zram_drv.c decompress_bdev_page() -> slot_lock()

Type Parameter Key Value
DATA_SOURCE 0 zram $0
DATA_SOURCE 1 index $2
NOCHECK_CALL

drivers/block/zram/zram_drv.c mark_idle() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->disksize 1
PARAM_VALUE 0 zram->table 4096-ptr_max
PARAM_VALUE 0 zram->table_lock_map->name 0-255
PARAM_VALUE 0 zram->table_lock_map.cpu 0
PARAM_VALUE 1 index 0
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 &of->mutex
LOCK2 _T->lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/block/zram/zram_drv.c read_block_state() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->disksize 1
PARAM_VALUE 0 zram->table 4096-ptr_max
PARAM_VALUE 0 zram->table_lock_map->name 0-255
PARAM_VALUE 0 zram->table_lock_map.cpu 0
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 _T->lock

drivers/block/zram/zram_drv.c recompress_store() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->comps 4096-ptr_max
PARAM_VALUE 0 zram->disksize 1
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
DATA_SOURCE 0 zram r dev_to_zram
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 &of->mutex
LOCK2 _T->lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/block/zram/zram_drv.c release_pp_slot() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->disksize 1
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 &of->mutex
LOCK2 _T->lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/block/zram/zram_drv.c scan_slots_for_recompress() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->comps 4096-ptr_max
PARAM_VALUE 0 zram->disksize 1
PARAM_VALUE 0 zram->table 4096-ptr_max
PARAM_VALUE 0 zram->table_lock_map->name 0-255
PARAM_VALUE 0 zram->table_lock_map.cpu 0
PARAM_VALUE 1 index 0
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 &of->mutex
LOCK2 _T->lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/block/zram/zram_drv.c scan_slots_for_writeback() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->backing_dev 1-u64max
PARAM_VALUE 0 zram->disksize 1
PARAM_VALUE 0 zram->table 4096-ptr_max
PARAM_VALUE 0 zram->table_lock_map->name 0-255
PARAM_VALUE 0 zram->table_lock_map.cpu 0
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
CAPPED_DATA 0 zram->wb_batch_size 1
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 &of->mutex
LOCK2 _T->lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/block/zram/zram_drv.c write_incompressible_page() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->comps 4096-ptr_max
PARAM_VALUE 0 zram->mem_pool 4096-ptr_max
PARAM_VALUE 0 zram->mem_pool->lock.dep_map->name 0-255
DATA_SOURCE 0 zram $0
DATA_SOURCE 1 index $2
NOCHECK_CALL

drivers/block/zram/zram_drv.c write_same_filled_page() -> slot_lock()

Type Parameter Key Value
DATA_SOURCE 0 zram $0
DATA_SOURCE 1 index $2
NOCHECK_CALL

drivers/block/zram/zram_drv.c zram_bio_discard() -> slot_lock()

Type Parameter Key Value
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 index 0-2305843009213693951
USER_DATA 1 index 0-2305843009213693951
UNITS 0 zram unit_byte
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock

drivers/block/zram/zram_drv.c zram_bio_read() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram->mem_pool->lock.dep_map->name 0-255
PARAM_VALUE 0 zram->table_lock_map->name 0-255
PARAM_VALUE 0 zram->table_lock_map.cpu 0
PARAM_VALUE 1 index 0-2305843009213693951
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 index 0-2305843009213693951
USER_DATA 1 index 0-2305843009213693951
UNITS 0 zram unit_byte
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock

drivers/block/zram/zram_drv.c zram_bio_write() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 1 index 0-2305843009213693951
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 index 0-2305843009213693951
USER_DATA 1 index 0-2305843009213693951
UNITS 0 zram unit_byte
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock

drivers/block/zram/zram_drv.c zram_read_page() -> slot_lock()

Type Parameter Key Value
BUF_SIZE 0 zram s32min-(-1),1-s32max
BUF_SIZE 0 zram s32min-(-1),1-s32max
DATA_SOURCE 0 zram $0
DATA_SOURCE 1 index $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 index 0-2305843009213693951
USER_DATA 1 index 0-2305843009213693951
UNITS 0 zram unit_byte

drivers/block/zram/zram_drv.c zram_write_page() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->comps 4096-ptr_max
PARAM_VALUE 0 zram->mem_pool 4096-ptr_max
PARAM_VALUE 0 zram->mem_pool->lock.dep_map->name 0-255
BUF_SIZE 0 zram s32min-(-1),1-s32max
BUF_SIZE 0 zram s32min-(-1),1-s32max
DATA_SOURCE 0 zram $0
DATA_SOURCE 1 index $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 index 0-2305843009213693951
USER_DATA 1 index 0-2305843009213693951
UNITS 0 zram unit_byte

drivers/block/zram/zram_drv.c zram_writeback_complete() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->backing_dev 1-u64max
PARAM_VALUE 0 zram->disksize 1
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
CAPPED_DATA 0 zram->wb_batch_size 1
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 &of->mutex
LOCK2 _T->lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/block/zram/zram_drv.c zram_writeback_slots() -> slot_lock()

Type Parameter Key Value
PARAM_VALUE 0 zram 4096-ptr_max
PARAM_VALUE 0 zram->backing_dev 1-u64max
PARAM_VALUE 0 zram->disksize 1
BUF_SIZE 0 zram s32min-(-2),1-s32max
BUF_SIZE 0 zram s32min-(-2),1-s32max
CAPPED_DATA 0 zram->wb_batch_size 1
DATA_SOURCE 0 zram $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 index unit_page
LOCK2 &of->mutex
LOCK2 _T->lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex