BLK_PEEK_REQUEST(9) Block Devices BLK_PEEK_REQUEST(9)
NAME blk_peek_request - peek at the top of a request queue
SYNOPSIS struct request * blk_peek_request(struct request_queue * q);
ARGUMENTS q request queue to peek at
DESCRIPTION Return the request at the top of q. The returned request should be started using blk_start_request before LLD starts processing it.
RETURN Pointer to the request at the top of q if available. Null otherwise.
CONTEXT queue_lock must be held.
COPYRIGHT Kernel Hackers Manual 2.6. November 2013 BLK_PEEK_REQUEST(9)