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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

block/blk-iolatency.c iolatency_check_latencies() -> latency_stat_init()

Type Parameter Key Value
PARAM_VALUE 0 iolat 4096-ptr_max
PARAM_VALUE 1 stat 4511888519150534656
CAPPED_DATA 0 iolat->cur_win_nsec 1
DATA_SOURCE 0 iolat $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2 &cache->background_work_lock
HALF_LOCKED2 &head->srcu
HALF_LOCKED2 &ic->endio_wait.lock
HALF_LOCKED2 &md->io_barrier
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &s->lock
HALF_LOCKED2 &sdp->sd_log_flush_lock
HALF_LOCKED2 global &bch_register_lock
HALF_LOCKED2 irq
HALF_LOCKED2 lock.complete_slot
HALF_LOCKED2 lock.pending_slot

block/blk-iolatency.c iolatency_check_latencies() -> latency_stat_init()

Type Parameter Key Value
PARAM_VALUE 0 iolat 4096-ptr_max
PARAM_VALUE 1 stat 4096-ptr_max
CAPPED_DATA 0 iolat->cur_win_nsec 1
DATA_SOURCE 0 iolat $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2 &cache->background_work_lock
HALF_LOCKED2 &head->srcu
HALF_LOCKED2 &ic->endio_wait.lock
HALF_LOCKED2 &md->io_barrier
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &s->lock
HALF_LOCKED2 &sdp->sd_log_flush_lock
HALF_LOCKED2 global &bch_register_lock
HALF_LOCKED2 irq
HALF_LOCKED2 lock.complete_slot
HALF_LOCKED2 lock.pending_slot

block/blk-iolatency.c iolatency_check_latencies() -> latency_stat_init()

Type Parameter Key Value
PARAM_VALUE 0 iolat 4096-ptr_max
PARAM_VALUE 1 stat 4096-ptr_max
CAPPED_DATA 0 iolat 1
CAPPED_DATA 0 iolat->cur_win_nsec 1
CAPPED_DATA 0 iolat->min_lat_nsec 1
DATA_SOURCE 0 iolat $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &lat_info->lock
LOCK2 flags
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2 &cache->background_work_lock
HALF_LOCKED2 &head->srcu
HALF_LOCKED2 &ic->endio_wait.lock
HALF_LOCKED2 &md->io_barrier
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &s->lock
HALF_LOCKED2 &sdp->sd_log_flush_lock
HALF_LOCKED2 global &bch_register_lock
HALF_LOCKED2 irq
HALF_LOCKED2 lock.complete_slot
HALF_LOCKED2 lock.pending_slot
TYPE_LOCK (struct child_latency_info)->lock

block/blk-iolatency.c iolatency_pd_init() -> latency_stat_init()

Type Parameter Key Value
PARAM_VALUE 0 iolat 4096-ptr_max
DATA_SOURCE 0 iolat r pd_to_lat
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &q->queue_lock
LOCK2 irq
HALF_LOCKED2 &bdev->bd_queue->rq_qos_mutex
HALF_LOCKED2 &blkg->blkcg->lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &q->blkcg_mutex
TYPE_LOCK (struct request_queue)->queue_lock

block/blk-iolatency.c iolatency_pd_init() -> latency_stat_init()

Type Parameter Key Value
PARAM_VALUE 0 iolat 4096-ptr_max
PARAM_VALUE 1 stat 4096-ptr_max
DATA_SOURCE 0 iolat r pd_to_lat
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &q->queue_lock
LOCK2 irq
HALF_LOCKED2 &bdev->bd_queue->rq_qos_mutex
HALF_LOCKED2 &blkg->blkcg->lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &q->blkcg_mutex
TYPE_LOCK (struct request_queue)->queue_lock

block/blk-iolatency.c iolatency_ssd_stat() -> latency_stat_init()

Type Parameter Key Value
PARAM_VALUE 0 iolat 4096-ptr_max
PARAM_VALUE 0 iolat->ssd 1
PARAM_VALUE 1 stat 1243231666286260224
DATA_SOURCE 0 iolat $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &blkcg->lock
LOCK2 &s->lock
LOCK2 irq
TYPE_LOCK (struct blkcg)->lock
TYPE_LOCK (struct seq_file)->lock