Messages in this thread | | | Subject | Re: [PATCH v4] xen: avoid crash in disable_hotplug_cpu | From | Juergen Gross <> | Date | Tue, 11 Sep 2018 12:51:20 +0200 |
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On 11/09/18 12:48, Olaf Hering wrote: > Am Tue, 11 Sep 2018 09:52:58 +0200 > schrieb Olaf Hering <olaf@aepfle.de>: > >> As Jürgen suggested in another mail, Xen should probably disable hotplugging >> for cpu#0 in the generic setup code. Then cpu_is_hotpluggable(cpu) would >> do the right thing. > > The relevant code is all private to arch/x86/kernel/topology.c. > There is no way to set .hotpluggable prior to register_cpu. > I guess you need to work that out with the x86 maintainers.
Okay, I'll do that.
Juergen
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