blk_queue_unprep_rq — set an unprepare_request function for queue
Synopsis
voidblk_queue_unprep_rq(
struct request_queue *q,
unprep_rq_fn *ufn);
Arguments
struct request_queue * q
queue
unprep_rq_fn * ufn
unprepare_request function
Description
It's possible for a queue to register an unprepare_request callback which is invoked before the request is finally completed. The goal of the function is to deallocate any data that was allocated in the prepare_request callback.