On Thu, May 05, 2022 at 09:04:48AM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong <djwong@xxxxxxxxxx> > > If someone creates a realtime volume exactly *one* extent in length, the > sizing calculation for the incore rt space usage bitmap will be zero > because the integer division here rounds down. Use howmany() to round > up. Note that there can't be that many single-extent rt volumes since > repair will corrupt them into zero-extent rt volumes, and we haven't > gotten any reports. Looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>