On Thu, Nov 03, 2022 at 08:25:57AM -0700, Keith Busch wrote: > From: Keith Busch <kbusch@xxxxxxxxxx> > > Device mappers had always been getting the default 511 dma mask, but > the underlying device might have a larger alignment requirement. Since > this value is used to determine alloweable direct-io alignment, this > needs to be a stackable limit. This can also remove the just added blk_queue_dma_alignment in nvme_mpath_alloc_disk again as it is right next to the blk_set_stacking_limits call. Otherwise looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>
