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Re: pre-release 2.6.11-0.1 debian/powerpc kernel.



Michael Schmitz <schmitz@zirkon.biophys.uni-duesseldorf.de> writes:
>> > PLL fails to lock properly ... Happens occasionally.
>> >
>> > Boot again; the problem might be gone already. If it isn't:
>> > Close the lid (forcing the pb to sleep) then reopen the lid. The
>> > flickering should be gone now. If it isn't, there's something broken
>> > beyond the usual.
>>
>> Well, it still is a kernel/X/whatever bug, not a hardware one, right ?
>
> Debatable. Might be triggered by hardware being slightly off spec. BenH
> had me test a variety of things, with the final solution (presumably
> what's in 2.6.11 now) getting the timing right about 99% of the time.
>
> Part of the solution was to activate the UseFBDev X option, at that time.
> Forgot to mention that; Ben was going to get a proper fix into X - I
> didn't check that.

That fix has been in Xorg HEAD for a while; some distros (at least Gentoo and
Ubuntu) have backported it to their 6.8 releases.

cheers,

John

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