On 02/16/2013 08:22 AM, Michael Haberler wrote:
> I'm working to debian-package linuxcnc with Xenomai userland RT
> threads.
>
> AFAICT building requires only the userland support package, but for
> instance not the kernel headers. The way I read
> http://www.xenomai.org/documentation/xenomai-2.6/html/README.INSTALL/#_feature_conflict_resolution
> it is safe to rely on runtime detection of feature compatibility.
>
> goof prevention question: Is it safe to wrap such a package without
> explicit references to some kernel version?
Yes, the only thing which defines the kernel/user ABI, is the branch you
are using, so, for instance, you can keep a kernel patched with 2.6.1,
and upgrade user-space to 2.6.2.1. And you will get a runtime error if
you try running a kernel patched with 2.5.6 with a 2.6.2.1 user-space.
--
Gilles.
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