Messages in this thread | | | From | Thomas Gleixner <> | Subject | Re: [REGRESSION] mainline boot regression on AMD Stoney Ridge Chromebooks | Date | Mon, 08 Apr 2024 10:20:34 +0200 |
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Laura!
On Fri, Apr 05 2024 at 16:59, Thomas Gleixner wrote: > On Fri, Apr 05 2024 at 15:58, Laura Nao wrote: >> On 4/5/24 15:38, Thomas Gleixner wrote: >>> >>> Can you please boot a working kernel and provide the output of: >>> >>> # rdmsr 0xc0011005 >> >> # rdmsr 0xc0011005 >> 2fabbfff2fd3fbff > > Ok. So the CPU does not advertise FEATURE_TOPOEXT which is consistent > with CPUID. > > Now I'm even more puzzled because then the patch I gave you should make > a difference. I need to run some errands now, I will provide a debug > patch later this evening.
Hmm. No real good idea yet.
Can you please checkout
c749ce393b8f ("x86/cpu: Use common topology code for AMD")
and apply the patch further up in the thread and see whether that boots. We'll take it from there.
Thanks,
tglx
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