Messages in this thread | | | Date | Tue, 21 Feb 2023 09:44:53 +0100 | From | Oleksandr Natalenko <> | Subject | Re: [PATCH v9 0/8] Parallel CPU bringup for x86_64 |
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On 21.02.2023 09:35, David Woodhouse wrote: > On Tue, 2023-02-21 at 09:25 +0100, Oleksandr Natalenko wrote: >> >> >> Right, sorry. Here it is: http://ix.io/4oLq > > $ echo `grep ^00000001 4oLq | cut -c36-37` > 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 01 03 05 07 09 0b 0d 0f > 11 13 15 17 19 1b 1d 1f > > Well they look sane enough. All even APIC IDs and then all the odd ones > is a topology that isn't massively surprising. > > Does it match what you get *before* suspend/resume?
Yes, the output is completely the same after a fresh boot and after a suspend/resume cycle.
> Obviously we could stick our fingers in our ears and go "la la la" and > just disable it for non-X2APIC, for AMD without X2APIC, or perhaps > disable it on *resume* but still use it at boot. But I'd really like to > understand what's going on and not do voodoo. Thanks for helping!
-- Oleksandr Natalenko (post-factum)
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