On Oct 27, 2013, at 12:56 PM, Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote: > On Sun, Oct 27, 2013 at 12:31:46PM +0000, Myklebust, Trond wrote: >> The NFSv4 working group has no authority to do so. POSIX would be the right address. > > The complete lack of clue, authority or even defined semantics didn't > stop them from defining their ACL model. User extended attributes are > harmless compared to that, even if everyone has subtly different > flavours. > The user xattrs are in principle harmless. What about "trusted.*"? BTW: caching any xattrs is a problem. There is no close-to-open model that you can use and neither is there locking. This is already causing a problem for labeled nfs... Trond-- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html