blk_queue_prep_rq9
Set a prepare_request function for queue
Usage
void blk_queue_prep_rq(struct request_queue * q, prep_rq_fn * pfn);
Arguments
q
queue
pfn
prepare_request function
Overview
It's possible for a queue to register a prepare_request callback which is invoked before the request is handed to the request_fn. The goal of the function is to prepare a request for I/O, it can be used to build a cdb from the request data for instance.
Releases
6 releases since Debian 4.0 (Etch); the text changed 5 times.