On Thu, Sep 10, 2020 at 7:48 AM Christoph Hellwig <hch@xxxxxx> wrote: > > The raid5 and raid10 drivers currently update the read-ahead size, > but not the optimal I/O size on reshape. To prepare for deriving the > read-ahead size from the optimal I/O size make sure it is updated > as well. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> Acked-by: Song Liu <song@xxxxxxxxxx>