On Mon, Apr 25, 2016 at 07:35:36PM +0200, Michael Kerrisk (man-pages) wrote: > > I'd rather update the man page - EOPNOTSUPP is a much more descriptive > > error code for this case. I'll send you a patch. > > Unless I'm misunderstanding something here, you're proposing something > very inconsistent. The standard error for unknown flag bits is EINVAL. > This is so for dozens of systems calls (check the man pages; you might > find a rare exception, but that's the point, they are exceptions). It > seems to me here that it's really the implementation that needs > fixing, not the man page! For new filesystem calls we try to use EOPNOTSUPP as much as possible, e.g. fallocate. -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
