Messages in this thread | | | Subject | Re: athlon x2 + 2.6.14 + SMP = fast clock | From | Christopher Mulcahy <> | Date | Sun, 20 Nov 2005 20:48:42 -0500 |
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I am using arch amd64.
I applied this patch.
http://bugzilla.kernel.org/attachment.cgi?id=6061&action=view
It applies to 2.6.14.2 so long as you remove the static declaration of 'int disable_timer_pin_1'
It appears to have solved my problem.
Chris
On Mon, 2005-11-21 at 03:12 +0900, Akira Tsukamoto wrote: > On Tue, 08 Nov 2005 14:59:25 -0800 > john stultz <johnstul@us.ibm.com> mentioned: > > On Tue, 2005-11-08 at 20:02 -0500, Christopher Mulcahy wrote: > > > On Tue, 2005-11-08 at 13:38 -0800, john stultz wrote: > > > > On Tue, 2005-11-08 at 15:40 -0500, Christopher Mulcahy wrote: > > > > > I am running 2.6.14 SMP on an dual-core athlon x2 3800. > > > > > The system clock runs at roughly twice normal speed. > > > > > > > > Is this a new regression or did the problem occur with 2.6.13 or older > > > > kernels? > > > This is a new-machine. > > > The only other kernel it has seen is the distro-install-kernel ( 2.6.12 > > > uni-processor (ubuntu-5.10) ) ( this kernel does not have a problem, > > > but it is not SMP ) > > > > > > I will try to find time to build 2.4.13 and 2.4.12 SMP kernels with the > > > ~same config to see if they have the same problem. ( I presume I could > > > then attach these findings to the original bugzilla report? ) > > > > There are a few similar sounding bugs out there: > > If its an ATI chipset, check out > > http://bugzilla.kernel.org/show_bug.cgi?id=3927 > > > > If its an nvidia chipset, check out > > http://bugzilla.kernel.org/show_bug.cgi?id=3341 > > > My machine's clock runs about 2X from normal speed. > Could you try my patch which I just posted a hour ago? > http://marc.theaimsgroup.com/?l=linux-kernel&m=113249769027262&w=2 > > The patch will detect whether IO-APCI timer interupt is generated too fast > and try to use a legacy i8259A IRQ instead. > > It might help. It also worked on 2.4.31 kernel for me. > > > > > > > > > > > Would you mind opening a kernel bug and attaching your dmesg and config? > > > > > > > > http://bugzilla.kernel.org > > > > > > > will do. > > > > Please tag me as the owner when you do. > > > > > > > > > > Also try booting w/ "idle=poll" to see if that doesn't clear up the > > > > issue. > > > > > > > Tried that without results. > > > > Bummer. Your box may not boot, but trying noapic might help as well. > > > > thanks > > -john > > > > - > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > Please read the FAQ at http://www.tux.org/lkml/ > > >
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