centos man page for blk_free_tags

BLK_FREE_TAGS(9)						   Block Devices						  BLK_FREE_TAGS(9)

NAME
       blk_free_tags - release a given set of tag maintenance info

SYNOPSIS
       void blk_free_tags(struct blk_queue_tag * bqt);

ARGUMENTS
       bqt
	   the tag map to free

DESCRIPTION
       For externally managed bqt frees the map. Callers of this function must guarantee to have released all the queues that might have been
       using this tag map.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							  BLK_FREE_TAGS(9)