kernel HEAD && userland 7.0-REL?

Alexander Sack pisymbol at
Sat Jul 5 12:00:59 UTC 2008

On Sat, Jul 5, 2008 at 1:16 AM, Matthias Apitz <guru at> wrote:
> El día Friday, July 04, 2008 a las 08:12:58PM -0400, Alexander Sack escribió:
>> On Fri, Jul 4, 2008 at 4:40 PM, Mike Meyer
>> <mwm-keyword-freebsdhackers2.e313df at> wrote:
>> > On Fri, 4 Jul 2008 14:42:27 +0200
>> > Matthias Apitz <guru at> wrote:
>> >> I'm running a RELENG_7 kernel and a userland as 7.0-REL on one of my
>> >> laptops; I've been asked to check if a given driver problem in RELENG_7 is as
>> >> well with HEAD... can I update the kernel to HEAD and let the userland
>> >> (and all my compiled ports) as 7.0-REL; I know that this is not the
>> >> intention, but it would cost me a lot of work if I should compile as
>> >> well ~200 ports....
>> >
>> > When you say HEAD, do you mean the HEAD of 8-CURRENT or 7-STABLE?  In
>> > either case whether or not it works depends on whether something has
>> > changed in the kernel that has a required userland change.
>> >
>> > On the other hand, if you mean 7-STABLE, then the ports should work
>> > properly whether userland does or not.
>> As a note, I just recently used HEAD on a 7_STABLE box to test changes
>> recently to re for an updated PCIe revision NIC card on my Eee Box.
>> It worked fine (both runtime and my NIC which I then patched my
>> 7_STABLE tree which also worked, yea!).  In a thread I started about
>> cross platform building, it seems that historically FreeBSD has had a
>> very stable ABI allowing multiple kernels to run underneath different
>> versions of user land (this is certainly not the case for all *NIX
>> variants).
> When I said HEAD, I mean HEAD in terms of CVS; and my situation is the
> same: I want to check some problem with ath / hal on my eeePC 900, if it
> is also in HEAD or only in RELENG_7 branch;

Like I said, it should work.  I did the EXACT same thing on Thursday
to check the re driver on my Eee Box at work.


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