linux-kernel - Re: [PATCH -V6 00/26] New ACL format for better NFSv4 acl interoperability

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Date:	Wed, 7 Sep 2011 16:18:13 -0400
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Cc:	Steven Whitehouse <swhiteho@...hat.com>, agruen@...nel.org,
	akpm@...ux-foundation.org, dhowells@...hat.com,
	linux-fsdevel@...r.kernel.org, linux-nfs@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH -V6 00/26]  New ACL format for better NFSv4 acl
 interoperability

On Tue, Sep 06, 2011 at 07:28:51PM +0530, Aneesh Kumar K.V wrote:
> On Tue, 06 Sep 2011 10:41:06 +0100, Steven Whitehouse <swhiteho@...hat.com> wrote:
> > Hi,
> > 
> > On Mon, 2011-09-05 at 22:55 +0530, Aneesh Kumar K.V wrote:
> > > Hi,
> > > 
> > > The following set of patches implements VFS and ext4 changes needed to implement
> > > a new acl model for linux. Rich ACLs are an implementation of NFSv4 ACLs,
> > > extended by file masks to fit into the standard POSIX file permission model.
> > > They are designed to work seamlessly locally as well as across the NFSv4 and
> > > CIFS/SMB2 network file system protocols.
> > > 
> > > A user-space utility for displaying and changing richacls is available at [4]
> > > (a number of examples can be found at http://acl.bestbits.at/richacl/examples.html).
> > > 
> > > [4] git://git.kernel.org/pub/scm/fs/acl/kvaneesh/richacl.git master
> > > 
> > > To test richacl on ext4 use -o richacl mount option. This mount option may later be
> > > dropped in favour of a feature flag.
> > > 
> > > More details regarding richacl can be found at
> > > http://acl.bestbits.at/richacl/
> > > 
> > > Changes from v5:
> > > a) rebase to v3.1-rc4-131-g9e79e3e
> > > 
> > > NOTE: The kernel changes will be pushed to
> > > git://git.kernel.org/pub/scm/linux/kernel/git/kvaneesh/linux-richacl.git richacl
> > > when kernel.org is back
> > > 
> > > -aneesh
> > > 
> > 
> > This looks like a really nice patch set. One question though is whether
> > there are any test suites which can be used to gain confidence in the
> > implementation? Obviously there is a fair amount of change here which
> > has security implications, so it would be good to have some test results
> > to go along with the patches,
> 
> You can find the tests at 
> 
> http://git.kernel.org/?p=fs/acl/kvaneesh/richacl.git;a=tree;f=test;h=3bedf00ac69c79ae7a433996e729d4afb366b229;hb=HEAD

Do you have a copy of that anywhere else?  gitweb on kernel.org seems to
be out at the moment.

--b.
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