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SubjectRe: Realtime Preemption, 2.6.12, Beginners Guide?
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.

--
kr
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