Wolfgang Grandegger wrote:
> Gilles Chanteperdrix wrote:
>> Wolfgang Grandegger wrote:
>>> Hi Jan,
>>>
>>> I'm testing RTnet on ARM and I get the following error message:
>>>
>>> # strace rtifconfig rteth0 up 172.16.0.20
>>> ...
>>> open("/dev/rtnet", O_RDWR) = 3
>>> ioctl(3, 0x40500000, 0x12858) = -1 ENOMEM (Cannot allocate
>>> memory)
>>> ...
>>> ioctl: Cannot allocate memory
>>>
>>> Before I dig deeper, are there any knwon issues with head of Xenomai-2.5?
>> /dev/rtnet is not a Xenomai device. So, if this issue is unrelated to
>> Xenomai, at first sight.
>
> Yes,
>
>> Are you sure you are using the latest release of RTnet? A structure
>> layout was fixed for ARM.
>
> I think it's a configuration issue. The RTnet tools are not linked
> properly using the Xenomai libraries. Maybe my fault. It's a long time
> ago that I developed with RTnet.
Management tools aren't linked against Xenomai, they are plain Linux apps.
You may want to check if there is a regression related to recent IOCTL
control structure refactorings. Start the bisect before 6cee71bd00.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
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