On 26/03/11 21:00, Yannick Perret wrote:
> Hello,
>
> not sure if it was still pointed here, so:
> in RHEL6 (and so in SL6, and the later Fedora) Redhat changed the output
> of 'uname'. Now the arch is added to the kernel version.
> It means that on my SL6 I get:
> uname -r
> 2.6.32-71.18.2.el6.x86_64
> whereas on a SL5 I get:
> 2.6.18-238.12cc.el5 (do not mind the strange release version, we use a
> patched version of our own).
>
> It is a small change, but it can makes people loosing time to find out
> why some existing stuff brokes on SL6 (such as using "uname -r" to build
> kernel dependancies in SPEC files or using it to verify the installed
> kernel).
>
> It was just to share - I loose a little of my time when building some
> kernel modules.
>
> Regards,
> --
> Y.
>

Yes, it's a known issue:

https://bugzilla.redhat.com/show_bug.cgi?id=588430

Coming from el5 I too found it "unexpected" behaviour.