On Sun, Jan 24, 2021 at 3:05 AM Christoph Hellwig <hch@xxxxxx> wrote: > > There is no good reason to reassign ->bi_bdev when remapping the > partition-relative block number to the device wide one, as all the > information required by the drivers comes from the gendisk anyway. > > Keeping the original ->bi_bdev alive will allow to greatly simplify > the partition-away I/O accounting. This one causes boot failures for me on my laptop... -- Jens Axboe