Re: [PATCH] ACL supports to mqueue

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On Thu, 27 Oct 2011, James Morris wrote:

> On Tue, 25 Oct 2011, Zhou Peng wrote:
> 
> > Hi, how about this patch pls?
> 
> I'm not convinced that this is a necessary feature for the mainline 
> kernel.

It also needs more review, from at least other security folk, and ideally
also from fs/vfs folk.

Why does NFSARK want this supportr?  Are its users asking for it?  (I 
couldn't find the distro, btw).



> 
> > 
> > On Fri, Oct 21, 2011 at 6:46 PM, Zhou Peng <ailvpeng25@xxxxxxxxx> wrote:
> > > * In general, it can give a more fine grained and flexible DAC to msg queue obj.
> > > * NFSARK(A distro) wants all posix ipc objects to support ACL, including mqueue.
> > > * Posix semphore and shmem both support ACL, but mqueue as one of the
> > > three basic ipc doesn't.
> > > * At least, it may save one note sentence for MQ_OVERVIEW(7)   ^_^
> > >    "Linux does not currently (2.6.26) support the use of access
> > > control lists (ACLs) for POSIX message queues."
> > >    http://www.kernel.org/doc/man-pages/online/pages/man7/mq_overview.7.html
> > >
> > > On Thu, Oct 20, 2011 at 11:33 PM, James Morris <jmorris@xxxxxxxxx> wrote:
> > > > On Thu, 20 Oct 2011, Zhou Peng wrote:
> > > >
> > > >> This patch adds ACL supports to mqueue filesystem.
> > > >> Based on Linux 3.0.4.
> > > >
> > > > Why is this necessary, and who is planning to use it?
> > > >
> > > > Are any distros likely to enable this?
> > > >
> > 
> 
> -- 
> James Morris
> <jmorris@xxxxxxxxx>

-- 
James Morris
<jmorris@xxxxxxxxx>

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