Name
blk_fetch_request — fetch a request from a request queue
Synopsis
struct request *blk_fetch_request( | struct request_queue *q); |
Arguments
struct request_queue * q request queue to fetch a request from
Description
Return the request at the top ofq. The request is started on return and LLD can start processing it immediately.
Return
Pointer to the request at the top ofq if available. Null otherwise.
Context
queue_lock must be held.