Re: [Xenomai] running as user issue

["Stéphane ANCELOT" <sancelot@free.fr>]

On 31/07/2015 18:38, Philippe Gerum wrote:
> On 07/31/2015 06:09 PM, Stéphane ANCELOT wrote:
>> giving a+rwx access to /dev/shm/xeno:mysession.heap permits to run
>> xenomai_init,
> This does not make sense unless you are trying to bind to an existing
> session with incompatible user privileges.
Do you mean it is not possible to "mix" user privileges. I mean running 
a root process and another one as user ? Because this may be my problem, 
some processes are running root and gui's processes as user . Do I need 
to switch all processes to the same world ...?
>
>> but unfortunately, the heap alloc / binds do not work.
> I'm sorry, I have no clue about what you are trying to do. More details
> would probably help, like how many processes share the same session,
> what are their respective user/privileges, which Xenomai-specific
> command line switches are passed to them?
>
>> Regards,
>> S.Ancelot
>>
>> On 30/07/2015 10:59, Stéphane ANCELOT wrote:
>>> Hi,
>>>
>>> I have problems running as user.
>>>
>>> pshared mode is enabled,
>>> conf tunables are defined (session_label , and mem_pool_size overloaded)
>>> and the program is running as root.
>>>
>>> user's group 1000 has been echoed to
>>> /sys/module/xenomai/parameters/allowed_group
>>>
>>> xenomai_init() reports EACCESS, although ulimit set up to unlimited
>>> memory lock.
>>>
>>>
>>> ulimit -a
>>> core file size          (blocks, -c) 0
>>> data seg size           (kbytes, -d) unlimited
>>> scheduling priority             (-e) 0
>>> file size               (blocks, -f) unlimited
>>> pending signals                 (-i) 15346
>>> max locked memory       (kbytes, -l) unlimited
>>> max memory size         (kbytes, -m) unlimited
>>> open files                      (-n) 65536
>>> pipe size            (512 bytes, -p) 8
>>> POSIX message queues     (bytes, -q) 819200
>>> real-time priority              (-r) 0
>>> stack size              (kbytes, -s) 8192
>>> cpu time               (seconds, -t) unlimited
>>> max user processes              (-u) 15346
>>> virtual memory          (kbytes, -v) unlimited
>>> file locks                      (-x) unlimited
>>>
>>>
>>>   ./print_erreur
>>> conf tunable
>>> mem pool size=5000000
>>>     0"003.362| WARNING: [main] failed to initialize main shared heap
>>>     0"003.439| WARNING: [main] setup call copperplate failed
>>>     0"003.493| BUG in xenomai_init(): [main] initialization failed, EACCES
>>>
>>> Regards,
>>> Steph
>>>
>>>
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>>
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>