On Tue, Dec 13, 2022 at 11:08:45AM -0800, Eric Biggers wrote: > On Tue, Dec 13, 2022 at 06:29:34PM +0100, Andrey Albershteyn wrote: > > > > Also add check that block size == PAGE_SIZE as fs-verity doesn't > > support different sizes yet. > > That's coming with > https://lore.kernel.org/linux-fsdevel/20221028224539.171818-1-ebiggers@xxxxxxxxxx/T/#u, > which I'll be resending soon and I hope to apply for 6.3. > Review and testing of that patchset, along with its associated xfstests update > (https://lore.kernel.org/fstests/20221211070704.341481-1-ebiggers@xxxxxxxxxx/T/#u), > would be greatly appreciated. > > Note, as proposed there will still be a limit of: > > merkle_tree_block_size <= fs_block_size <= page_size > > Hopefully you don't need fs_block_size > page_size or Not right this second, but large folios (and the ability to demand them) are probably the last major piece that we need to support running 64k-fsblock filesystems on x86. > merkle_tree_block_size > fs_block_size? Doubtful. --D > > - Eric