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. July 2015 BLK_PEEK_REQUEST(9)