centos man page for blk_rq_count_integrity_sg

BLK_RQ_COUNT_INTEGRI(9) 					   Block Devices					   BLK_RQ_COUNT_INTEGRI(9)

NAME
       blk_rq_count_integrity_sg - Count number of integrity scatterlist elements

SYNOPSIS
       int blk_rq_count_integrity_sg(struct request_queue * q, struct bio * bio);

ARGUMENTS
       q
	   request queue

       bio
	   bio with integrity metadata attached

DESCRIPTION
       Returns the number of elements required in a scatterlist corresponding to the integrity metadata in a bio.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   BLK_RQ_COUNT_INTEGRI(9)