And mark them inline so that we don't slow down the I/O submission path by
having to turn it into a forced out of line call.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NKeith Busch <keith.busch@intel.com>
Signed-off-by: NJens Axboe <axboe@fb.com>