Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
drivers/scsi/scsi_bsg.c scsi_bsg_map_user_buffer() -> blk_rq_map_user_iov()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 1 | rq | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->__data_len | 0 |
| PARAM_VALUE | 1 | rq->__sector | u64max |
| PARAM_VALUE | 1 | rq->bio | 0 |
| PARAM_VALUE | 1 | rq->biotail | 0 |
| PARAM_VALUE | 1 | rq->mq_hctx->type | 0-2 |
| PARAM_VALUE | 1 | rq->phys_gap_bit | 0 |
| PARAM_VALUE | 1 | rq->q | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 2 | map_data | 0 |
| PARAM_VALUE | 3 | iter | 6944560901205405696 |
| PARAM_VALUE | 3 | iter->__iov | 4096-u64max |
| PARAM_VALUE | 3 | iter->bvec | 4096-u64max |
| PARAM_VALUE | 3 | iter->folioq | 1-u64max |
| PARAM_VALUE | 4 | gfp_mask | 3264,10240 |
| DATA_SOURCE | 1 | rq | $0 |
| DATA_SOURCE | 4 | gfp_mask | $3 |
| FUZZY_MAX | 4 | gfp_mask | 10240 |
| BIT_INFO | 4 | gfp_mask | 0x800,0x2cc0 |
| HARD_MAX | 4 | gfp_mask | 10240 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | q->async_depth | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 0 | q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->q_usage_counter.percpu_count_ptr | |
| HALF_LOCKED2 | &ctx->uring_lock |
drivers/nvme/host/ioctl.c nvme_map_user_request() -> blk_rq_map_user_iov()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 0 | q->queuedata | 0,4096-ptr_max |
| PARAM_VALUE | 1 | rq | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->__data_len | 0 |
| PARAM_VALUE | 1 | rq->__sector | u64max |
| PARAM_VALUE | 1 | rq->bio | 0 |
| PARAM_VALUE | 1 | rq->biotail | 0 |
| PARAM_VALUE | 1 | rq->cmd_flags | 0,1024-u32max |
| PARAM_VALUE | 1 | rq->mq_hctx | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->mq_hctx->type | 0-2 |
| PARAM_VALUE | 1 | rq->phys_gap_bit | 0 |
| PARAM_VALUE | 1 | rq->q | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->rq_flags | 0,8-u32max |
| PARAM_VALUE | 1 | rq->timeout | 0-536870912,4294967294 |
| PARAM_VALUE | 2 | map_data | 0 |
| PARAM_VALUE | 3 | iter | 1619417322542931968 |
| PARAM_VALUE | 4 | gfp_mask | 3264 |
| BUF_SIZE | 3 | iter | 0,40 |
| BUF_SIZE | 3 | iter | 0,40 |
| DATA_SOURCE | 1 | rq | $0 |
| DATA_SOURCE | 3 | iter | $5 |
| FUZZY_MAX | 1 | rq->timeout | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | q->async_depth | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 0 | q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->q_usage_counter.percpu_count_ptr | |
| HALF_LOCKED2 | &ctx->uring_lock |
block/blk-map.c blk_rq_map_user() -> blk_rq_map_user_iov()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 0 | q->dev->power.wakeirq->status | 0-4294967295 |
| PARAM_VALUE | 1 | rq | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->__data_len | 0 |
| PARAM_VALUE | 1 | rq->__sector | u64max |
| PARAM_VALUE | 1 | rq->bio | 0 |
| PARAM_VALUE | 1 | rq->biotail | 0 |
| PARAM_VALUE | 1 | rq->mq_hctx->type | 0-2 |
| PARAM_VALUE | 1 | rq->phys_gap_bit | 0 |
| PARAM_VALUE | 1 | rq->q | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 2 | map_data | 0,4096-ptr_max |
| PARAM_VALUE | 3 | iter | 994473194779484160 |
| PARAM_VALUE | 4 | gfp_mask | 3264,10240 |
| BUF_SIZE | 1 | rq->end_io_data | (-1),5504 |
| BUF_SIZE | 2 | map_data | (-1)-0,24 |
| BUF_SIZE | 2 | map_data | (-1)-0,24 |
| BUF_SIZE | 2 | map_data->pages | s32min-(-1),1-s32max |
| DATA_SOURCE | 0 | q | $0 |
| DATA_SOURCE | 1 | rq | $1 |
| DATA_SOURCE | 2 | map_data | $2 |
| DATA_SOURCE | 4 | gfp_mask | $5 |
| FUZZY_MAX | 4 | gfp_mask | 10240 |
| BIT_INFO | 4 | gfp_mask | 0x800,0x2cc0 |
| HARD_MAX | 4 | gfp_mask | 10240 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | q->async_depth | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 0 | q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.physical_block_size | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->q_usage_counter.percpu_count_ptr | |
| HALF_LOCKED2 | &cd->lock |
block/blk-map.c blk_rq_map_user_io() -> blk_rq_map_user_iov()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 1 | rq | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->__data_len | 0 |
| PARAM_VALUE | 1 | rq->__sector | u64max |
| PARAM_VALUE | 1 | rq->bio | 0 |
| PARAM_VALUE | 1 | rq->biotail | 0 |
| PARAM_VALUE | 1 | rq->mq_hctx->type | 0-2 |
| PARAM_VALUE | 1 | rq->phys_gap_bit | 0 |
| PARAM_VALUE | 1 | rq->q | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | rq->queuelist.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 2 | map_data | 0,1526674389281034240 |
| PARAM_VALUE | 2 | map_data->offset | 0 |
| PARAM_VALUE | 2 | map_data->page_order | 0-32 |
| PARAM_VALUE | 2 | map_data->pages | 0,16,4096-ptr_max |
| PARAM_VALUE | 3 | iter | 192091742437986304 |
| PARAM_VALUE | 4 | gfp_mask | 3264 |
| BUF_SIZE | 1 | rq->end_io_data | (-1),5504 |
| BUF_SIZE | 2 | map_data | (-1)-0,24 |
| BUF_SIZE | 2 | map_data | (-1)-0,24 |
| BUF_SIZE | 2 | map_data->pages | s32min-(-1),1-s32max |
| DATA_SOURCE | 1 | rq | $0 |
| DATA_SOURCE | 2 | map_data | $1 |
| DATA_SOURCE | 4 | gfp_mask | $4 |
| BIT_INFO | 2 | map_data | 0x0,0x152fd644b4c85000 |
| BIT_INFO | 2 | map_data | 0x0,0x152fd644b4c85000 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 3 | iter->count | 0-s32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | q->async_depth | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 0 | q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 0 | q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 0 | q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->elv.icq->q->q_usage_counter.percpu_count_ptr | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->async_depth | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.discard_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_hw_discard_sectors | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.max_open_zones | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->limits.zone_write_granularity | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_hw_queues | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->nr_requests | |
| NO_OVERFLOW_SIMPLE | 1 | rq->q->q_usage_counter.percpu_count_ptr |