centos man page for disk_stack_limits

DISK_STACK_LIMITS(9)						   Block Devices					      DISK_STACK_LIMITS(9)

NAME
       disk_stack_limits - adjust queue limits for stacked drivers

SYNOPSIS
       void disk_stack_limits(struct gendisk * disk, struct block_device * bdev, sector_t offset);

ARGUMENTS
       disk
	   MD/DM gendisk (top)

       bdev
	   the underlying block device (bottom)

       offset
	   offset to beginning of data within component device

DESCRIPTION
       Merges the limits for a top level gendisk and a bottom level block_device.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						      DISK_STACK_LIMITS(9)