Thank you James for your viewing.
* 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
> --
> James Morris
> <jmorris@xxxxxxxxx>
>
--
Zhou Peng
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