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Re: Xen/OpenVZ out-of-tree module builds and ABI


On Sun, Oct 10, 2010 at 09:51:33AM -0700, Russ Allbery wrote:
> Hello, kernel folks.
> We (the NVIDIA packaging team) noticed a commit from the latest Debian
> kernel packaging that said:
>      Refresh ABI reference files
>      Remove files for OpenVZ and Xen featuresets, where we are not
>      trying to keep the module ABI stable.
> (r16351) and weren't entirely sure what that meant.

it be cool if you worked on enhancing nouveau,
instead of wasting time on such dubious code.
> We maintain module builds for the NVIDIA kernel drivers (which are
> non-free) using a build package that builds versions for the current
> kernel, primarily for stable releases.  Currently, we're building modules
> for Xen and OpenVZ kernels as well as the regular kernels.
> Does this change mean that the module builds for Xen and OpenVZ kernels
> may not continue working with later versions of those kernels because the
> ABI might not be stable?  Or is this a more limited change that means
> something more restrictive than that and isn't something we need to worry
> about?

indeed makes no sense to built against.
openvz patch changes it's interfaces randomly, so no point in trying
to keep it's abi stable.
> I ask primarily because we want to be sure it makes sense to release
> pre-built modules for Xen and OpenVZ kernels with squeeze.
> Thanks!

everybody out there cares about nouveau. currently in squeeze it will
be a better nv, but this is the spot were testers and users are needed.

happy sunday evening


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