Re: [NFS] [PATCH 2/7] NFS: if ATTR_KILL_S*ID bits are set, then skip mode change

From: Greg Banks
Date: Fri Sep 14 2007 - 11:43:50 EST


On Fri, Sep 14, 2007 at 10:58:38AM -0400, Jeff Layton wrote:
> On Sat, 15 Sep 2007 00:40:33 +1000
> Greg Banks <gnb@xxxxxxx> wrote:
>
>
> > Ok, you convinced me.
>
> Right. When I was first looking at this, I considered some similar
> approaches, but hit roadblocks with all of them. The only real option
> seems to be to leave this to the server, but that does assume that the
> server handles this properly.
>
> Servers that don't are broken, IMO.

According to what spec? A quick trip around the machine room shows
that neither Solaris 10 nor Darwin 7.9.0 clobber setuid on write
either.

> If Irix isn't clearing these bits
> on a write then it might be good to see if they can fix that...

I think first you'd have to mount a serious argument that it's broken,
more serious than "it works differently from Linux".

Greg.
--
Greg Banks, R&D Software Engineer, SGI Australian Software Group.
Apparently, I'm Bedevere. Which MPHG character are you?
I don't speak for SGI.
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