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