Re: kms in defconfig

[Dave Airlie <airlied@gmail.com>]

On Wed, Apr 29, 2009 at 3:36 PM, Andrew Morton
<akpm@linux-foundation.org> wrote:
> On Mon, 27 Apr 2009 18:56:27 +1000 Dave Airlie <airlied@gmail.com> wrote:
>
>> > KMS is the sane design for graphics and i'd go as far as to consider
>> > user-space mode setting an outright _bug_. It look a long time to
>> > fix but now lets look forward and fix all the bugs in KMS, ASAP ...
>>
>> Its mainly for things like Andrews Vaio, people will not expect a new kernel
>> to take out any current userspace, its a pain, but we assume distros + people
>> who compile their own kernels will know what userspace exists on their
>> machines and other will get the least surprise.
>
> My Vaio thanks you.
>
> What is the expected user-visible failure mode when someone enables KMS
> on naive userspace?  iow, how can bug report screeners recognise when this has
> happened?
>
>

Generally X doesn't start, or X starts but dies soon after, so its
fairly easy to nail down from
xorg log file and dmesg.

Dave.