Messages in this thread | | | Date | Tue, 17 Jan 2006 15:00:50 +0100 | From | Ingo Molnar <> | Subject | Re: 2.6.15-mm4 failure on power5 |
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* Michael Ellerman <michael@ellerman.id.au> wrote:
> On Tue, 17 Jan 2006 08:52, Dave C Boutcher wrote: > > 2.6.15-mm4 won't boot on my power5 either. I tracked it down to the > > following mutex patch from Ingo: kernel-kernel-cpuc-to-mutexes.patch > > > > If I revert just that patch, mm4 boots fine. Its really not obvious to > > me at all why that patch is breaking things though... > > My POWER5 (gr) LPAR seems to boot ok (3 times so far) with that patch, > guess it's something subtle. That's with CONFIG_DEBUG_MUTEXES=y. And > it's just booted once with CONFIG_DEBUG_MUTEXES=n. > > And now it's booted the full mm4 patch set without blinking.
so it booted fine with CONFIG_DEBUG_MUTEXES=n but with that patch not applied?
the patch will likely work around the bug, so DEBUG_MUTEXES=y/n should make no difference with that patch applied.
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