Fold __send_duplicate_bios into its only caller to prepare for
refactoring.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NMike Snitzer <snitzer@redhat.com>
Link: https://lore.kernel.org/r/20220202160109.108149-5-hch@lst.deSigned-off-by: NJens Axboe <axboe@kernel.dk>