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Documented in 1 files:

Defined in 1 files as a function:

Referenced in 6 files:

Smatch caller information:

drivers/infiniband/ulp/ipoib/ipoib_cm.c ipoib_cm_alloc_rx_skb() -> ib_dma_map_page()

Type Parameter Key Value
PARAM_VALUE 0 dev->dma_device->dma_io_tlb_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 dev->dma_device->dma_io_tlb_pools.next 4096-ptr_max
PARAM_VALUE 0 dev->dma_device->dma_io_tlb_pools.next->prev 4096-ptr_max
PARAM_VALUE 0 dev->dma_device->dma_io_tlb_pools.next->prev->prev 4096-ptr_max
PARAM_VALUE 0 dev->dma_device->dma_uses_io_tlb 1
PARAM_VALUE 0 dev->dma_device->iommu->pci_32bit_workaround 0-1
PARAM_VALUE 1 page 4096-ptr_max
PARAM_VALUE 1 page->_refcount.counter 1
PARAM_VALUE 2 offset 0
PARAM_VALUE 3 size 4096
PARAM_VALUE 4 direction 2
DATA_SOURCE 1 page r alloc_pages_noprof
RX_PATH
TASK_NOT_RUNNING
UNITS 3 size unit_byte
HALF_LOCKED2 &pool->lock

net/sunrpc/xprtrdma/rpc_rdma.c rpcrdma_prepare_pagelist() -> ib_dma_map_page()

Type Parameter Key Value
PARAM_VALUE 2 offset 0-4095
PARAM_VALUE 3 size 1-4096
PARAM_VALUE 4 direction 1
CAPPED_DATA 3 size 1
FUZZY_MAX 2 offset 0
TASK_NOT_RUNNING
UNITS 3 size unit_byte

net/sunrpc/xprtrdma/rpc_rdma.c rpcrdma_prepare_tail_iov() -> ib_dma_map_page()

Type Parameter Key Value
PARAM_VALUE 2 offset 0-4098
PARAM_VALUE 4 direction 1
DATA_SOURCE 2 offset $2
DATA_SOURCE 3 size $3
TASK_NOT_RUNNING
UNITS 3 size unit_byte

fs/smb/smbdirect/connection.c smbdirect_map_sges_single_page() -> ib_dma_map_page()

Type Parameter Key Value
PARAM_VALUE 3 size 0-1000000000
PARAM_VALUE 4 direction 1
CAPPED_DATA 3 size 1
CAPPED_DATA 3 size 1
DATA_SOURCE 1 page $1
DATA_SOURCE 2 offset $2
DATA_SOURCE 3 size $3
RX_PATH
TASK_NOT_RUNNING
USER_DATA 3 size 1-1000000000[c]
UNITS 1 page unit_page
UNITS 2 offset unit_byte
UNITS 3 size unit_byte
HALF_LOCKED2 &conn->srv_mutex
HALF_LOCKED2 &server->_srv_mutex

drivers/infiniband/ulp/ipoib/ipoib_ib.c ipoib_dma_map_tx() -> ib_dma_map_page()

Type Parameter Key Value
PARAM_VALUE 2 offset 0-u32max
PARAM_VALUE 3 size 0-u32max
PARAM_VALUE 4 direction 1
DATA_SOURCE 0 dev $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dev->tx_global_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

drivers/nvme/target/rdma.c nvmet_rdma_alloc_inline_pages() -> ib_dma_map_page()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->ops.size_ib_pd 0-4000000
PARAM_VALUE 1 page 4096-ptr_max
PARAM_VALUE 1 page->_refcount.counter 1
PARAM_VALUE 2 offset 0
PARAM_VALUE 3 size 4096
PARAM_VALUE 4 direction 2
DATA_SOURCE 1 page r alloc_pages_noprof
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 dev->hw_stats_attr_index
NO_OVERFLOW_SIMPLE 0 dev->num_comp_vectors
NO_OVERFLOW_SIMPLE 0 dev->phys_port_cnt
UNITS 3 size unit_byte
HALF_LOCKED2 &id_priv->handler_mutex
HALF_LOCKED2 &listen_id->handler_mutex
HALF_LOCKED2 global &device_list_mutex

net/sunrpc/xprtrdma/svc_rdma_sendto.c svc_rdma_page_dma_map() -> ib_dma_map_page()

Type Parameter Key Value
PARAM_VALUE 2 offset 0-4095
PARAM_VALUE 4 direction 1
DATA_SOURCE 1 page $1
DATA_SOURCE 2 offset $2
DATA_SOURCE 3 size $3
TASK_NOT_RUNNING
UNITS 3 size unit_byte