1BLK_PEEK_REQUEST(9)              Block Devices             BLK_PEEK_REQUEST(9)
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NAME

6       blk_peek_request - peek at the top of a request queue
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SYNOPSIS

9       struct request * blk_peek_request(struct request_queue * q);
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ARGUMENTS

12       q
13           request queue to peek at
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DESCRIPTION

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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RETURN

20       Pointer to the request at the top of q if available. Null otherwise.
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CONTEXT

23       queue_lock must be held.
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26Kernel Hackers Manual 2.6.         June 2019               BLK_PEEK_REQUEST(9)
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