linux-kernel - Re: [PATCH 02/18] xstat: Add a pair of system calls to make extended file stats available [ver #6]

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Date:	Mon, 16 Aug 2010 14:08:29 -0400
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Jeremy Allison <jra@...ba.org>
Cc:	Jeff Layton <jlayton@...hat.com>, Neil Brown <neilb@...e.de>,
	utz lehmann <lkml123@...4n2c.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Volker.Lendecke@...net.de, David Howells <dhowells@...hat.com>,
	Jan Engelhardt <jengelh@...ozas.de>,
	linux-cifs@...r.kernel.org, linux-nfs@...r.kernel.org,
	samba-technical@...ts.samba.org, linux-kernel@...r.kernel.org,
	viro@...iv.linux.org.uk, linux-fsde@...per.es
Subject: Re: [PATCH 02/18] xstat: Add a pair of system calls to make
 extended  file stats available [ver #6]

On Fri, Aug 13, 2010 at 10:54:10AM -0700, Jeremy Allison wrote:
> On Fri, Aug 13, 2010 at 08:54:32AM -0400, J. Bruce Fields wrote:
> > On Sun, Aug 08, 2010 at 06:05:01AM -0700, Jeremy Allison wrote:
> > > We don't need to ape Windows in everything.
> > > The coming ACL disaster will show that (we will go from an ACL
> > > model that is slightly too complex to use, to one that is impossibly
> > > complex to use :-).
> > 
> > Care to elaborate?
> 
> POSIX ACLs -> RichACLs (NT-style). Not criticising Andreas here,
> people are asking for this. But Windows ACLs are a nightmare
> beyond human comprehension :-). In the "too complex to be
> usable" camp.
> 
> > And what would native ACL support mean for Samba?
> 
> RichACLs'll do it, but I feel sorry for the admins :-).

I was curious whether you can support that with any data (or even just
anecdotes) about real-world sysadmins.

The NT-style ACLs give me a headache, honestly.  But that may just be
because I've been involved with the implementation.  Admins may have the
luxury of using only the subset that they're comfortable with.

--b.
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