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SubjectRe: Realtime Preemption, 2.6.12, Beginners Guide?
K.R. Foley wrote:
> K.R. Foley wrote:
>
>> Karsten Wiese wrote:
>>
>>> Am Mittwoch, 13. Juli 2005 16:01 schrieb K.R. Foley:
>>>
>>>> Ingo Molnar wrote:
>>>>
>>>>> * Chuck Harding <charding@llnl.gov> wrote:
>>>>>
>>>>>
>>>>>
>>>>>>> CC [M] sound/oss/emu10k1/midi.o
>>>>>>> sound/oss/emu10k1/midi.c:48: error: syntax error before
>>>>>>> '__attribute__'
>>>>>>> sound/oss/emu10k1/midi.c:48: error: syntax error before ')' token
>>>>>>>
>>>>>>> Here's the offending line:
>>>>>>>
>>>>>>> 48 static DEFINE_SPINLOCK(midi_spinlock __attribute((unused)));
>>>>>>>
>>>>>>> Lee
>>>>>>>
>>>>>>
>>>>>> I got it to compile but it won't boot - it hangs right after the
>>>>>> 'Uncompressing Linux... OK, booting the kernel' - I'm using .config
>>>>>
>>>>>
>>>>>
>>>>>> from 51-27 (attached)
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> and -51-27 worked just fine? I've uploaded -29 with the -28 io-apic
>>>>> changes undone (will re-apply them once Karsten has figured out
>>>>> what's wrong).
>>>>>
>>>>> Ingo
>>>>
>>>>
>>>>
>>>> I too had the same problem booting -51-28 on my older SMP system at
>>>> home. -51-29 just booted fine.
>>>>
>>>
>>> Have I corrected the other path of ioapic early initialization, which
>>> had lacked
>>> virtual-address setup before ioapic_data[ioapic] was to be filled in
>>> -51-28?
>>> Please test attached patch on top of -51-29 or later.
>>> Also on Systems that liked -51-28.
>>>
>>> thanks, Karsten
>>>
>>>
>> Karsten,
>>
>> Just booted on my 2.6 dual Xeon w/HT and thus far all is well. I am
>> still building on the older SMP system that didn't like -51-28. Will
>> report after I try booting that one.
>>
>> <snip>
>>
>
> Just booted on my older SMP box that barfed on -51-28. It would appear
> that the init problem is resolved.
>

DOH! All of the above is on -51-30 with Karsten's patch applied.

--
kr
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