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Defined in 1 files as a function:

Referenced in 5 files:

Smatch caller information:

drivers/infiniband/hw/mlx5/qp.c mlx5_ib_create_qp() -> ib_copy_from_udata()

Type Parameter Key Value
PARAM_VALUE 0 dest 4096-ptr_max
PARAM_VALUE 1 udata 4096-ptr_max
PARAM_VALUE 1 udata->inlen 48-524280,18446744073709551361-u64max
PARAM_VALUE 1 udata->outlen 0-524280,18446744073709551361-u64max
PARAM_VALUE 2 len 48-56,152
BUF_SIZE 0 dest 56,152
BUF_SIZE 0 dest 56,152
BUF_SIZE 1 udata 0,32
BUF_SIZE 1 udata 0,32
DATA_SOURCE 0 dest r _kzalloc_noprof
DATA_SOURCE 1 udata $2
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 udata->inlen 48-524280,18446744073709551361-u64max
USER_DATA 1 udata->outlen 0-524280,18446744073709551361-u64max
UNITS 2 len unit_byte

drivers/infiniband/hw/efa/efa_verbs.c efa_alloc_ucontext() -> ib_copy_from_udata()

Type Parameter Key Value
PARAM_VALUE 0 dest 8355632961389441024
PARAM_VALUE 1 udata 4096-ptr_max
PARAM_VALUE 1 udata->inlen 0-524280,18446744073709551361-u64max
PARAM_VALUE 1 udata->outlen 0-524280,18446744073709551361-u64max
PARAM_VALUE 2 len 0-8
BUF_SIZE 0 dest 8
CAPPED_DATA 2 len 1
DATA_SOURCE 1 udata $1
USER_DATA 1 udata->inlen 0-524280,18446744073709551361-u64max
USER_DATA 1 udata->outlen 0-524280,18446744073709551361-u64max
USER_DATA 2 len 0-8[c]
UNITS 2 len unit_byte
LOCK2 &file->hw_destroy_rwsem
LOCK2 &file->ucontext_lock
TYPE_LOCK (struct ib_uverbs_file)->hw_destroy_rwsem
TYPE_LOCK (struct ib_uverbs_file)->ucontext_lock

drivers/infiniband/hw/mlx5/main.c mlx5_ib_alloc_ucontext() -> ib_copy_from_udata()

Type Parameter Key Value
PARAM_VALUE 0 dest 8920535545888612352
PARAM_VALUE 1 udata 4096-ptr_max
PARAM_VALUE 1 udata->inlen 8,16-524280,18446744073709551361-u64max
PARAM_VALUE 1 udata->outlen 0-524280,18446744073709551361-u64max
PARAM_VALUE 2 len 8,16-32
BUF_SIZE 0 dest 32
CAPPED_DATA 2 len 1
DATA_SOURCE 1 udata $1
USER_DATA 1 udata->inlen 16-524280,18446744073709551361-u64max
USER_DATA 1 udata->outlen 0-524280,18446744073709551361-u64max
USER_DATA 2 len 16-31[c]
UNITS 2 len unit_byte
LOCK2 &file->hw_destroy_rwsem
LOCK2 &file->ucontext_lock
TYPE_LOCK (struct ib_uverbs_file)->hw_destroy_rwsem
TYPE_LOCK (struct ib_uverbs_file)->ucontext_lock

drivers/infiniband/sw/rdmavt/srq.c rvt_modify_srq() -> ib_copy_from_udata()

Type Parameter Key Value
PARAM_VALUE 0 dest 5673960672405745664
PARAM_VALUE 1 udata 4096-ptr_max
PARAM_VALUE 1 udata->inlen 8-524280,18446744073709551361-u64max
PARAM_VALUE 1 udata->outlen 0-524280,18446744073709551361-u64max
PARAM_VALUE 2 len 8
BUF_SIZE 0 dest 8
DATA_SOURCE 1 udata $3
USER_DATA 1 udata->inlen 8-524280,18446744073709551361-u64max
USER_DATA 1 udata->outlen 0-524280,18446744073709551361-u64max
UNITS 2 len unit_byte
HALF_LOCKED2 &file->device->disassociate_srcu

drivers/infiniband/hw/mlx5/fs.c mlx5_ib_create_flow() -> ib_copy_from_udata()

Type Parameter Key Value
PARAM_VALUE 0 dest 7987228634444070912
PARAM_VALUE 1 udata 4096-ptr_max
PARAM_VALUE 1 udata->inlen 8-524280,18446744073709551361-u64max
PARAM_VALUE 1 udata->outlen 0-524280,18446744073709551361-u64max
PARAM_VALUE 2 len 8
BUF_SIZE 0 dest 8
DATA_SOURCE 1 udata $2
FUZZY_MAX 1 udata->inlen 8
PARAM_COMPARE 2 len <= $1->inlen
PARAM_COMPARE 2 len <= $1->inlen
USER_DATA 1 udata->inlen 8-524280,18446744073709551361-u64max
USER_DATA 1 udata->outlen 0-524280,18446744073709551361-u64max
UNITS 2 len unit_byte
HALF_LOCKED2 &file->device->disassociate_srcu

drivers/infiniband/hw/mlx5/fs.c mlx5_ib_create_flow() -> ib_copy_from_udata()

Type Parameter Key Value
PARAM_VALUE 0 dest 4096-ptr_max
PARAM_VALUE 1 udata 4096-ptr_max
PARAM_VALUE 1 udata->inlen 8-524280,18446744073709551361-u64max
PARAM_VALUE 1 udata->outlen 0-524280,18446744073709551361-u64max
PARAM_VALUE 2 len 8-24
BUF_SIZE 0 dest 8-24
CAPPED_DATA 1 udata->inlen 1
CAPPED_DATA 2 len 1
CAPPED_DATA 2 len 1
DATA_SOURCE 0 dest r _kzalloc_noprof
DATA_SOURCE 1 udata $2
FUZZY_MAX 1 udata->inlen 24
FUZZY_MAX 2 len 24
NOSPEC 1 udata->inlen
NOSPEC 2 len
NOSPEC 2 len
HARD_MAX 2 len 24
USER_DATA 1 udata->inlen 8-524280,18446744073709551361-u64max[c]
USER_DATA 1 udata->outlen 0-524280,18446744073709551361-u64max
USER_DATA 2 len 8-24[c]
UNITS 2 len unit_byte
HALF_LOCKED2 &file->device->disassociate_srcu