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.