1BLK_PEEK_REQUEST(9) Block Devices BLK_PEEK_REQUEST(9)
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6 blk_peek_request - peek at the top of a request queue
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9 struct request * blk_peek_request(struct request_queue * q);
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12 q
13 request queue to peek at
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16 Return the request at the top of q. The returned request should be
17 started using blk_start_request before LLD starts processing it.
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20 Pointer to the request at the top of q if available. Null otherwise.
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23 queue_lock must be held.
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26Kernel Hackers Manual 3.10 June 2019 BLK_PEEK_REQUEST(9)