[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Re: [Xen-ia64-devel] [PATCH 0/3] IA64: add cpufreq support
On Thu, Oct 09, 2008 at 11:54:56AM +0900, Isaku Yamahata wrote: > > > - From the boot message, ondemand governor fails to load. > > > I'm not sure this error is expected because of my hardware. > > > I guess this error case haven't been tested and that it caused > > > the above panic. > > > > >From the boot message, the BIOS _PSS information is totally messed up. > > >E.g. 1048575us latency is wrong which cause ondemand driver fail to load, > > >also 1048575MHz freq is obviously not correct. There are several possible > > >reasons of this: > > - BIOS itself is not correct > > - Dom0 ACPICA parsing logic is not correct. > > > > If the native linux (e.g RHEL5) works, then I tend to believe this is dut > > to the second reason. The dom0 kernel is bit old and bunch of ACPICA fixes > > in mainline kernel are not included in dom0. In my case, I also find the > > _PSS parsing result in my Hitachi itanium 2 box is not correct. This issue > > is fixed after I pulling two patch from mainline kernel (changeset 677 and > > 678 in http://xenbits.xensource.com/linux-2.6.18-xen.hg) > > > > Anyway, this is a separate issue. we will try to find other ia64 box to see > > if this issue can be reproduced and then fixed. > > > > BTW, is it possible to check in these patch first? > > Yes, I'll try them. I checked the ia64 linux repo. It already includes the changeset as 678:3057b932abea and 677:28419b05401c so that I tested them with those patches. thanks, -- yamahata _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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