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 2.6. July 2015 BLK_QUEUE_FIND_TAG(9)