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Message-ID: <4273451f-5edb-4d39-86b9-022456bba950@linux.microsoft.com> Date: Thu, 8 May 2025 08:09:22 -0700 From: Roman Kisel <romank@...ux.microsoft.com> To: Michael Kelley <mhklinux@...look.com> Cc: "apais@...rosoft.com" <apais@...rosoft.com>, "benhill@...rosoft.com" <benhill@...rosoft.com>, "bperkins@...rosoft.com" <bperkins@...rosoft.com>, "sunilmut@...rosoft.com" <sunilmut@...rosoft.com>, "ardb@...nel.org" <ardb@...nel.org>, "bp@...en8.de" <bp@...en8.de>, "brgerst@...il.com" <brgerst@...il.com>, "dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>, "decui@...rosoft.com" <decui@...rosoft.com>, "dimitri.sivanich@....com" <dimitri.sivanich@....com>, "gautham.shenoy@....com" <gautham.shenoy@....com>, "haiyangz@...rosoft.com" <haiyangz@...rosoft.com>, "hpa@...or.com" <hpa@...or.com>, "imran.f.khan@...cle.com" <imran.f.khan@...cle.com>, "jacob.jun.pan@...ux.intel.com" <jacob.jun.pan@...ux.intel.com>, "jpoimboe@...nel.org" <jpoimboe@...nel.org>, "justin.ernst@....com" <justin.ernst@....com>, "kprateek.nayak@....com" <kprateek.nayak@....com>, "kyle.meyer@....com" <kyle.meyer@....com>, "kys@...rosoft.com" <kys@...rosoft.com>, "lenb@...nel.org" <lenb@...nel.org>, "mingo@...hat.com" <mingo@...hat.com>, "nikunj@....com" <nikunj@....com>, "papaluri@....com" <papaluri@....com>, "patryk.wlazlyn@...ux.intel.com" <patryk.wlazlyn@...ux.intel.com>, "peterz@...radead.org" <peterz@...radead.org>, "rafael@...nel.org" <rafael@...nel.org>, "russ.anderson@....com" <russ.anderson@....com>, "sohil.mehta@...el.com" <sohil.mehta@...el.com>, "steve.wahl@....com" <steve.wahl@....com>, "tglx@...utronix.de" <tglx@...utronix.de>, "thomas.lendacky@....com" <thomas.lendacky@....com>, "tiala@...rosoft.com" <tiala@...rosoft.com>, "wei.liu@...nel.org" <wei.liu@...nel.org>, "yuehaibing@...wei.com" <yuehaibing@...wei.com>, "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>, "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "x86@...nel.org" <x86@...nel.org> Subject: Re: [PATCH hyperv-next 0/2] arch/x86, x86/hyperv: Few fixes for the AP startup On 5/7/2025 9:22 PM, Michael Kelley wrote: > From: Roman Kisel <romank@...ux.microsoft.com> Sent: Wednesday, May 7, 2025 11:22 AM [...]> > I think this works. It's unfortunate that Patch 1 adds 11 lines of code/comments that > Patch 2 then deletes, which seems like undesirable churn. I was expecting adding the > "cpu" parameter to come first, which then makes fixing the hv_snp_boot_ap() problem > more straightforward. But looking more closely, hv_snp_boot_ap() already has a > parameter erroneously named "cpu", so adding the correct "cpu" parameter isn't > transparent. Hence the order you've chosen is probably the best resolution for a > messy situation. :-) Thanks, Michael :) Looked as a good trade-off, went ahead with it. Will be happy to address any concerns of that folks might have! > > Michael > >> >> arch/x86/coco/sev/core.c | 13 ++----- >> arch/x86/hyperv/hv_init.c | 33 +++++++++++++++++ >> arch/x86/hyperv/hv_vtl.c | 54 ++++------------------------ >> arch/x86/hyperv/ivm.c | 11 ++++-- >> arch/x86/include/asm/apic.h | 8 ++--- >> arch/x86/include/asm/mshyperv.h | 7 ++-- >> arch/x86/kernel/acpi/madt_wakeup.c | 2 +- >> arch/x86/kernel/apic/apic_noop.c | 8 ++++- >> arch/x86/kernel/apic/apic_numachip.c | 2 +- >> arch/x86/kernel/apic/x2apic_uv_x.c | 2 +- >> arch/x86/kernel/smpboot.c | 10 +++--- >> include/hyperv/hvgdk_mini.h | 2 +- >> 12 files changed, 76 insertions(+), 76 deletions(-) >> >> >> base-commit: 9b0844d87b1407681b78130429f798beb366f43f >> -- >> 2.43.0 > -- Thank you, Roman
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