BLK_GET_BACKING_DEV_(9) Block Devices BLK_GET_BACKING_DEV_(9)
NAME blk_get_backing_dev_info - get the address of a queue´s backing_dev_info
SYNOPSIS struct backing_dev_info * blk_get_backing_dev_info(struct block_device * bdev);
ARGUMENTS bdev device
DESCRIPTION Locates the passed device´s request queue and returns the address of its backing_dev_info
Will return NULL if the request queue cannot be located.
COPYRIGHT Kernel Hackers Manual 2.6. September 2014 BLK_GET_BACKING_DEV_(9)