BLK_QUEUE_UNPREP_RQ(9) Block Devices BLK_QUEUE_UNPREP_RQ(9)NAMEblk_queue_unprep_rq - set an unprepare_request function for queue
SYNOPSIS
void blk_queue_unprep_rq(struct request_queue * q, unprep_rq_fn * ufn);
ARGUMENTS
q
queue
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.
COPYRIGHTKernel Hackers Manual 3.8. June 2014 BLK_QUEUE_UNPREP_RQ(9)