On Thu, May 19, 2022 at 04:06:05PM -0700, Darrick J. Wong wrote: > I guess that means for XFS it's effectively max(pagesize, i_blocksize, > bdev io_opt, sb_width, and (pretend XFS can reflink the realtime volume) > the rt extent size)? I didn't see a manpage update for statx(2) but > that's mostly what I'm interested in. :) I'll send out a man page update with the next version. I don't think there will be much new information that isn't already included in this patchset, though. > Looking ahead, it looks like the ext4/f2fs implementations only seem to > be returning max(i_blocksize, bdev io_opt)? But not the pagesize? I think that's just an oversight. ext4 and f2fs should round the value up to PAGE_SIZE. - Eric