centos man page for blk_queue_find_tag

BLK_QUEUE_FIND_TAG(9)						   Block Devices					     BLK_QUEUE_FIND_TAG(9)

NAME
       blk_queue_find_tag - find a request by its tag and queue

SYNOPSIS
       struct request * blk_queue_find_tag(struct request_queue * q, int tag);

ARGUMENTS
       q
	   The request queue for the device

       tag
	   The tag of the request

NOTES
       Should be used when a device returns a tag and you want to match it with a request.

       no locks need be held.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						     BLK_QUEUE_FIND_TAG(9)