[Intel-gfx] Major 2.6.38 / 2.6.39 / 3.0 regression ignored?

[Alex Deucher]

On Fri, Jul 22, 2011 at 5:31 PM, Kirill Smelkov <kirr at mns.spb.ru> wrote:
> On Sat, Jul 23, 2011 at 01:08:14AM +0400, Kirill Smelkov wrote:
>> On Fri, Jul 22, 2011 at 01:50:04PM -0700, Keith Packard wrote:
>
>> > You're right, of course -- UMS is a huge wart on the kernel driver at
>> > this point, keeping it working while also adding new functionality
>> > continues to cause challenges. We tend to expect that most people will
>> > run reasonably contemporaneous kernel and user space code, and so three
>> > years after the switch, it continues to surprise us when someone
>> > actually tries UMS.
>>
>> We are planning upgrade to KMS too. The kernel is upgraded more often
>> compared to userspace, because of already mentioned (thanks!) "no
>> regression" rule. Userspace is more complex and more work in my context,
>> so it is lagging, but eventually we'll get there.
>
> Also wanted to say, that if whole X could be built, like the kernel, from one
> repo without multirepo-setup tool, with 100% reliable working
> incremental rebuild, etc... it would be a bit easier to upgrade X too.
>
> Sorry for being a bit offtopic, could not resist. I was keeping that
> though in my head for ~ 2 years already, and now had a chance to mention it.

You don't have to rebuild all of X to use KMS.  In most cases, you
just need to update the ddx for your card.

Alex