On Fri, Dec 23, 2022 at 08:18:07AM -0800, Christoph Hellwig wrote: > On Tue, Dec 13, 2022 at 06:29:31PM +0100, Andrey Albershteyn wrote: > > The direct path is not supported on verity files. Attempts to use direct > > I/O path on such files should fall back to buffered I/O path. > > Just curious: why? What prevents us from running the hash function > over the user pages in direct I/O? > hmm, not sure if there are any technical obstacles (probably no), but as fs-verity subsystem doesn't deal with direct i/o, I went the same path. -- - Andrey