I2O_BLOCK_PREP_REQ_F(9) Message-based devices I2O_BLOCK_PREP_REQ_F(9)
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 lose the SG list later on.
Returns BLKPREP_OK on success or BLKPREP_DEFER on failure.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 I2O_BLOCK_PREP_REQ_F(9)
