Date: Thu, 27 Oct 2022 10:16:59 -0500 From: Mike Karels <mike@karels.net> To: "Chen, Alvin W" <Weike.Chen@Dell.com> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: Status of Intel Hybrid CPU support (Alder Lake/Raptor Lake) support Message-ID: <CB6714BB-F070-436A-9324-1053648A7DE6@karels.net> In-Reply-To: <PH0PR19MB49386F16177AC787CFFAD05C9E339@PH0PR19MB4938.namprd19.prod.outlook.com> References: <PH0PR19MB49386F16177AC787CFFAD05C9E339@PH0PR19MB4938.namprd19.prod.outlook.com>
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On 26 Oct 2022, at 22:29, Chen, Alvin W wrote: > Any body know the status to support P Core and E Core? > Now WA is: disable PCID. Disabling vm.pmap.pcid_enabled is the best workaround for now. There has been some progress in investigations in the background, but I don=E2=80=99t think there is a permanent solution yet. btw, I haven=E2=80=99t heard reports about Raptor Lake yet. Do you know = if it has the same problems as Alder Lake on hybrids? I would guess it does. Mike > > Regards, > Alvin Chen > Dell ThinOS | Dell - Comercial Client Group > Teams/Zoom: weike_chen@dell.com<mailto:weike_chen@dell.com> > > > > Internal Use - Confidential
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