On Oct 31, 2014 1:42 AM, "Christoph Hellwig" <h...@infradead.org> wrote:
>
> On Thu, Oct 30, 2014 at 05:01:30PM -0700, Andy Lutomirski wrote:
> > > flink()), the mode really matters. So this idiotic glibc behavior of
> > > only forwarding the third argument if O_CREAT is set seems to be a
> > > bug.
> >
> > We could bite the bullet and add a tmpfile syscall.   /me ducks
>
> I've got another use case for that:  Samba.  It wants to inherit
> all kinds of attributes (xattrs, modes, etc) during file creation,
> and right now it's doing it in a racy way.  I've come up with a patch
> to use O_TEMPFILE + flink, but it turns out that Samba may as well
> be asked to create read-only files, which we can't create using
> O_TMPFILE.

Does the patch in this thread not fix that?
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