Name
i2o_block_prep_req_fn —
Allocates I2O block device specific struct
Synopsis
int i2o_block_prep_req_fn ( | struct request_queue * | q, |
| | struct request * | req); |
Arguments
q
request queue for the request
req
the request to prepare
Description
Allocate the necessary i2o_block_request struct and connect it to
the request. This is needed that we not loose the SG list later on.
Returns BLKPREP_OK on success or BLKPREP_DEFER on failure.