Re: 2.6.32 help needed with reverting APIC patches.

[Justin P. Mattock]

On 03/22/2010 04:18 PM, Zbigniew Luszpinski wrote:
> > best would be todo a bisect. but if your for sure these
> > are the commits, then you probably wont need too.
> >
> > if your doing git revert xxxx
> > and the commit reverts for you then your good,
> > but if there's too much happening(big merge), then
> > a git rebase probably is the best bet(but could be wrong).
> >
> > hope this helps.
> >
> > Justin P. Mattock
>
> Yeah I imagine reverting patches from kernel 2.6.32.10 up to 2.6.20 and seeing all these conflicts in git.
> I have just done this in different way: downloaded official 2.6.32.10 and manually reinserted the removed code.
> I resolved IRQ_DELAYED_DISABLE irq.h conflict by moving it to higher bitfield position.
> The patched kernel booted OK but these reverts did not resolve the OHCI hangs in APIC mode.
> The final verdict is: idea #1 was false.
> Now I focus on #2 and #3 ideas.
>
> Call for action:
> 1. If you have any idea why ohci hangs in APIC mode let me know.
> 2. If you have Nvidia MCP78S mainboard with AMD CPU please send me ACPI dump:
> acpidump>  dump.bin
> bzip2 -9v dump.bin
> This will be good APIC code comparison to check the #3 idea.
> Do not mess the ML with attachments - send me the file(s) PM.
>
> On my mainboard almost all onboard devices are sitting on INT A according to ACPI code.
> Only USB 2.0 EHCI controller sits on INT B alone.
>
> have a nice day,
> Zbigniew Luszpinski


for number one, the only thing off the top of my
head would possibly be load time i.g. if ehci_hcd loads
after ohci is loaded there could be a conflict or vice/versa
with something else.

for number two, I don't have an AMD processor here only and intel
(iMac)

Justin P. Mattock
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