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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 11 files:

Smatch caller information:

net/sunrpc/xprtrdma/frwr_ops.c frwr_map() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 2 sg_nents 1-s32max
PARAM_VALUE 3 sg_offset 0
PARAM_VALUE 4 page_size 4096
CAPPED_DATA 2 sg_nents 1
DATA_SOURCE 2 sg_nents r ib_dma_map_sg
TASK_NOT_RUNNING
UNITS 4 page_size unit_byte

net/sunrpc/xprtrdma/frwr_ops.c frwr_wp_create() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 1 sg 4096-ptr_max
PARAM_VALUE 2 sg_nents 1-s32max
PARAM_VALUE 3 sg_offset 0
PARAM_VALUE 4 page_size 4096
CAPPED_DATA 2 sg_nents 1
DATA_SOURCE 2 sg_nents r ib_dma_map_sg
MEM_ZERO 1 sg
UNITS 4 page_size unit_byte
HALF_LOCKED2 &pool->lock

drivers/infiniband/ulp/rtrs/rtrs-clt.c rtrs_map_sg_fr() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 0 mr 4096-ptr_max
PARAM_VALUE 0 mr->need_inval 0
PARAM_VALUE 2 sg_nents s32min-(-1),1-s32max
PARAM_VALUE 3 sg_offset 0
PARAM_VALUE 4 page_size 4096
CAPPED_DATA 2 sg_nents 1
DATA_SOURCE 2 sg_nents $1
RX_PATH
TASK_NOT_RUNNING
UNITS 1 sg unit_byte
LOCK2 rcu_read

net/rds/ib_frmr.c ib_map_mr_sg_zbva() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 1 sg 4096-ptr_max
PARAM_VALUE 1 sg->dma_flags 0,2-u32max
PARAM_VALUE 1 sg->dma_length 0
PARAM_VALUE 2 sg_nents 1-s32max
PARAM_VALUE 3 sg_offset 5766312516548599808
PARAM_VALUE 3 *sg_offset 0
PARAM_VALUE 4 page_size 4096
BUF_SIZE 1 sg 0,32-s32max
BUF_SIZE 1 sg 0,32-s32max
CAPPED_DATA 2 sg_nents 1
DATA_SOURCE 0 mr $0
DATA_SOURCE 1 sg $1
DATA_SOURCE 2 sg_nents $2
DATA_SOURCE 3 sg_offset $3
DATA_SOURCE 4 page_size $4
RX_PATH
TASK_NOT_RUNNING
USER_DATA 2 sg_nents 2-s32max[c]
UNITS 4 page_size unit_byte

drivers/nvme/host/rdma.c nvme_rdma_map_sg_fr() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 0 mr 4096-ptr_max
PARAM_VALUE 2 sg_nents 1-s32max
PARAM_VALUE 3 sg_offset 0
PARAM_VALUE 4 page_size 4096
DATA_SOURCE 0 mr r ib_mr_pool_get
DATA_SOURCE 2 sg_nents $3
RX_PATH
TASK_NOT_RUNNING
UNITS 1 sg unit_byte
UNITS 2 sg_nents unit_byte
HALF_LOCKED2 __tag_set->srcu
HALF_LOCKED2 rcu_read

drivers/infiniband/ulp/rtrs/rtrs-srv.c map_cont_bufs() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 0 mr 4096-ptr_max
PARAM_VALUE 0 mr->device 4096-ptr_max
PARAM_VALUE 0 mr->device->ops.alloc_mr 1-u64max
PARAM_VALUE 0 mr->dm 0
PARAM_VALUE 0 mr->need_inval 0
PARAM_VALUE 0 mr->pd 4096-ptr_max
PARAM_VALUE 0 mr->pd->device 4096-ptr_max
PARAM_VALUE 0 mr->res.comp.done 0
PARAM_VALUE 0 mr->res.comp.wait.lock.magic 3735899821
PARAM_VALUE 0 mr->res.comp.wait.lock.owner (-1)
PARAM_VALUE 0 mr->res.comp.wait.lock.owner_cpu u32max
PARAM_VALUE 0 mr->res.comp.wait.task_list.next 4096-ptr_max
PARAM_VALUE 0 mr->res.comp.wait.task_list.next->next 4096-ptr_max
PARAM_VALUE 0 mr->res.comp.wait.task_list.prev 4096-ptr_max
PARAM_VALUE 0 mr->res.comp.wait.task_list.prev->next 4096-ptr_max
PARAM_VALUE 0 mr->res.comp.wait.task_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 mr->res.kref.refcount.refs.counter 1
PARAM_VALUE 0 mr->res.type 4
PARAM_VALUE 0 mr->res.user 1
PARAM_VALUE 0 mr->sig_attrs 0
PARAM_VALUE 0 mr->type 0-1
PARAM_VALUE 0 mr->uobject 0
PARAM_VALUE 1 sg 0
PARAM_VALUE 2 sg_nents 1-s32max
PARAM_VALUE 3 sg_offset 0
BUF_SIZE 0 mr 280
BUF_SIZE 1 sg 0
CAPPED_DATA 2 sg_nents 1
DATA_SOURCE 0 mr r ib_alloc_mr
DATA_SOURCE 2 sg_nents r ib_dma_map_sg
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mr->attr.pbl_size
NO_OVERFLOW_SIMPLE 0 mr->buf.tbl_limit
NO_OVERFLOW_SIMPLE 0 mr->device->hw_stats_attr_index
NO_OVERFLOW_SIMPLE 0 mr->device->num_comp_vectors
NO_OVERFLOW_SIMPLE 0 mr->device->phys_port_cnt
NO_OVERFLOW_SIMPLE 0 mr->hwmr.num_pbes
NO_OVERFLOW_SIMPLE 0 mr->ibmr.device->hw_stats_attr_index
NO_OVERFLOW_SIMPLE 0 mr->ibmr.device->num_comp_vectors
NO_OVERFLOW_SIMPLE 0 mr->ibmr.device->phys_port_cnt
NO_OVERFLOW_SIMPLE 0 mr->info.pbl_info.num_pbes
NO_OVERFLOW_SIMPLE 0 mr->max_allowed_buf
NO_OVERFLOW_SIMPLE 0 mr->max_pages
NO_OVERFLOW_SIMPLE 0 mr->mem.page_cnt
NO_OVERFLOW_SIMPLE 0 mr->mr.max_segs
NO_OVERFLOW_SIMPLE 0 mr->num_buf
NO_OVERFLOW_SIMPLE 0 mr->page_cnt
NO_OVERFLOW_SIMPLE 0 mr->pdir.npages
UNITS 1 sg unit_byte
LOCK2 &srv->paths_mutex
HALF_LOCKED2 &id_priv->handler_mutex
HALF_LOCKED2 &listen_id->handler_mutex
TYPE_LOCK (struct rtrs_srv_sess)->paths_mutex

drivers/infiniband/ulp/iser/iser_memory.c iser_fast_reg_mr() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 0 mr 4096-ptr_max
PARAM_VALUE 3 sg_offset 0
PARAM_VALUE 4 page_size 4096
RX_PATH
TASK_NOT_RUNNING
UNITS 1 sg unit_byte
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &session->frwd_lock
HALF_LOCKED2 bh

drivers/infiniband/ulp/srp/ib_srp.c srp_map_finish_fr() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 0 mr 4096-ptr_max
PARAM_VALUE 2 sg_nents s32min-(-1),1-s32max
PARAM_VALUE 3 sg_offset 0,6666684501720178688
DATA_SOURCE 2 sg_nents $3
DATA_SOURCE 3 sg_offset $4
RX_PATH
TASK_NOT_RUNNING
UNITS 1 sg unit_byte
UNITS 2 sg_nents unit_byte
HALF_LOCKED2 &sdev->state_mutex

net/smc/smc_ib.c smc_ib_map_mr_sg() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 3 sg_offset 2184881598211444736
PARAM_VALUE 3 *sg_offset 0
PARAM_VALUE 4 page_size 4096
RX_PATH
TASK_NOT_RUNNING
UNITS 1 sg unit_byte
UNITS 4 page_size unit_byte
HALF_LOCKED2 &lgr->llc_conf_mutex
HALF_LOCKED2 lock

fs/smb/smbdirect/mr.c smbdirect_connection_register_mr_io() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 2 sg_nents s32min-(-1),1-s32max
PARAM_VALUE 3 sg_offset 0
PARAM_VALUE 4 page_size 4096
CAPPED_DATA 2 sg_nents 1
DATA_SOURCE 2 sg_nents r ib_dma_map_sg
MEM_ZERO 1 sg
RX_PATH
TASK_NOT_RUNNING
UNITS 1 sg unit_byte
UNITS 4 page_size unit_byte
LOCK2 &mr->mutex
TYPE_LOCK (struct smbdirect_mr_io)->mutex

drivers/infiniband/core/rw.c rdma_rw_init_one_mr() -> ib_map_mr_sg()

Type Parameter Key Value
PARAM_VALUE 0 mr 4096-ptr_max
PARAM_VALUE 2 sg_nents 0-256
PARAM_VALUE 3 *sg_offset 0-4294967294
PARAM_VALUE 4 page_size 4096
BUF_SIZE 1 sg (-1),4096
BUF_SIZE 1 sg (-1),4096
CAPPED_DATA 2 sg_nents 1
DATA_SOURCE 0 mr r ib_mr_pool_get
DATA_SOURCE 1 sg $3
RX_PATH
TASK_NOT_RUNNING
UNITS 1 sg unit_byte
UNITS 4 page_size unit_byte