Comment # 64 on bug 1182666 from Stefan Dirsch

(In reply to B from comment #57)
> (In reply to Stefan Dirsch from comment #56)
> > No, that's just a package update. First the files of the new package are
> > installed, then the files of the old package which are not part
> > of the new package are uninstalled. At last the %triggerpostun of
> > nvidia-gfxG05-kmp-default is running. At that point there is
> > kernel/ subdir. Check this out.
> > 
> > https://docs.fedoraproject.org/en-US/packaging-guidelines/Scriptlets/
> > #ordering
> 
> Yes, I read the link but I'm saying is that I observed it differently.
> When you run zypper dup the summary for package updates usually says "The
> following X packages are going to be upgraded: ..." but with the
> kernel-default 5.11.4-1.2 -> 5.11.4.-1.3 it was:
> "The following packages will be removed: kernel-default-5.11.4-1.2" 
> "The following packages will be installed: kernel-default-5.11.4-1.3"
> 
> So in this specific situation that ordering doesn't apply, a package gets
> removed, a new one installed and that's how those Nvidia modules in
> /lib/modules/$kernel/updates/ get deleted.

Puh. If this is true, it would mean zypper would handle package updates
different than RPM. I verified with rpm -vv that things are done in the right
order during kernel-default Update and nvidia modules weren't removed
afterwards when updating kernel-default 5.11.4-1.2 -> 5.11.4.-1.3.