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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/nvme/host/ioctl.c nvme_submit_user_cmd() -> nvme_map_user_request()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->__data_len 0
PARAM_VALUE 0 req->__sector u64max
PARAM_VALUE 0 req->bio 0
PARAM_VALUE 0 req->biotail 0
PARAM_VALUE 0 req->cmd_flags 0,1024-u32max
PARAM_VALUE 0 req->mq_hctx 4096-ptr_max
PARAM_VALUE 0 req->mq_hctx->type 0-2
PARAM_VALUE 0 req->phys_gap_bit 0
PARAM_VALUE 0 req->q 4096-ptr_max
PARAM_VALUE 0 req->queuelist.next->next 4096-ptr_max
PARAM_VALUE 0 req->queuelist.prev->next 4096-ptr_max
PARAM_VALUE 0 req->queuelist.prev->prev 4096-ptr_max
PARAM_VALUE 0 req->rq_flags 0,8-u32max
PARAM_VALUE 0 req->timeout 0-536870912,4294967294
PARAM_VALUE 1 ubuffer 1-u64max
PARAM_VALUE 2 bufflen 1-u32max
PARAM_VALUE 5 iter 0
PARAM_VALUE 6 flags 0-3
DATA_SOURCE 0 req r nvme_alloc_user_request
DATA_SOURCE 1 ubuffer $2
DATA_SOURCE 2 bufflen $3
DATA_SOURCE 3 meta_buffer $4
DATA_SOURCE 4 meta_len $5
DATA_SOURCE 6 flags $8
USER_DATA 1 ubuffer 1-u64max
USER_DATA 2 bufflen 1-u32max
USER_DATA 4 meta_len 0-u32max
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->async_depth
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.discard_granularity
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.max_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.max_hw_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.max_open_zones
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.zone_write_granularity
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->nr_hw_queues
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->nr_requests
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->q_usage_counter.percpu_count_ptr
NO_OVERFLOW_SIMPLE 0 req->q->async_depth
NO_OVERFLOW_SIMPLE 0 req->q->limits.discard_granularity
NO_OVERFLOW_SIMPLE 0 req->q->limits.max_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->q->limits.max_hw_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->q->limits.max_open_zones
NO_OVERFLOW_SIMPLE 0 req->q->limits.zone_write_granularity
NO_OVERFLOW_SIMPLE 0 req->q->nr_hw_queues
NO_OVERFLOW_SIMPLE 0 req->q->nr_requests
NO_OVERFLOW_SIMPLE 0 req->q->q_usage_counter.percpu_count_ptr

drivers/nvme/host/ioctl.c nvme_uring_cmd_io() -> nvme_map_user_request()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->__data_len 0
PARAM_VALUE 0 req->__sector u64max
PARAM_VALUE 0 req->bio 0
PARAM_VALUE 0 req->biotail 0
PARAM_VALUE 0 req->cmd_flags 0,1024-u32max
PARAM_VALUE 0 req->mq_hctx 4096-ptr_max
PARAM_VALUE 0 req->mq_hctx->type 0-2
PARAM_VALUE 0 req->phys_gap_bit 0
PARAM_VALUE 0 req->q 4096-ptr_max
PARAM_VALUE 0 req->queuelist.next->next 4096-ptr_max
PARAM_VALUE 0 req->queuelist.prev->next 4096-ptr_max
PARAM_VALUE 0 req->queuelist.prev->prev 4096-ptr_max
PARAM_VALUE 0 req->rq_flags 0,8-u32max
PARAM_VALUE 0 req->timeout 0-536870912,4294967294
PARAM_VALUE 2 bufflen 1-u32max
PARAM_VALUE 5 iter 0,1619417322542931968
PARAM_VALUE 6 flags 0-1
BUF_SIZE 5 iter 0,40
BUF_SIZE 5 iter 0,40
DATA_SOURCE 0 req r nvme_alloc_user_request
FUZZY_MAX 0 req->timeout 0
FUZZY_MAX 6 flags 1
BIT_INFO 5 iter 0x0,0x167953798d492000
BIT_INFO 5 iter 0x0,0x167953798d492000
HARD_MAX 6 flags 1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->async_depth
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.discard_granularity
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.max_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.max_hw_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.max_open_zones
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->limits.zone_write_granularity
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->nr_hw_queues
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->nr_requests
NO_OVERFLOW_SIMPLE 0 req->elv.icq->q->q_usage_counter.percpu_count_ptr
NO_OVERFLOW_SIMPLE 0 req->q->async_depth
NO_OVERFLOW_SIMPLE 0 req->q->limits.discard_granularity
NO_OVERFLOW_SIMPLE 0 req->q->limits.max_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->q->limits.max_hw_discard_sectors
NO_OVERFLOW_SIMPLE 0 req->q->limits.max_open_zones
NO_OVERFLOW_SIMPLE 0 req->q->limits.zone_write_granularity
NO_OVERFLOW_SIMPLE 0 req->q->nr_hw_queues
NO_OVERFLOW_SIMPLE 0 req->q->nr_requests
NO_OVERFLOW_SIMPLE 0 req->q->q_usage_counter.percpu_count_ptr
NO_OVERFLOW_SIMPLE 1 ubuffer
NO_OVERFLOW_SIMPLE 2 bufflen
HALF_LOCKED2 &ctx->uring_lock