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.

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