[DRBD-user] DRBD 8.4.2 Doesn't Compile Against 3.7 Kernel

Florian Haas florian at hastexo.com
Mon Dec 3 19:17:57 CET 2012

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

On Fri, Nov 30, 2012 at 6:15 PM, Shaun Thomas <sthomas at optionshouse.com> wrote:
> Hey guys,
> We were asked to do some Ubuntu testing against an upstream 3.7 kernel, and
> it turns out the 8.4.2 included with a vanilla 3.7 kernel does not come
> anywhere near the code for 8.4.2 available for download. APIs have changed
> everywhere. I'm not sure what the most recent kernel the linbit stuff will
> compile against, but 3.7 definitely kills it.
> With all of the applied patches different between the 8.4.2 being
> distributed, and 8.4.2 in the kernel, I'm not sure how they are supposed to
> be the same thing version. There could be different bugs between them simply
> because they use different kernel API calls.
> Just a warning to anyone wanting to use 8.4.2 as a plug-in where it's not
> already included.


> Of course, this wouldn't be a problem if Ubuntu didn't insist on forcing
> 8.3.11 into every release they produce.

What makes you think so? The in-kernel DRBD was frozen at 8.3.11 for
quite a while, while development progressed out of mainline. Are you
sure you haven't simply been using Ubuntu kernels that used DRBD from


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