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Message-ID: <20230403180608.GBZCsVkMSSClY/qgns@fat_crate.local>
Date: Mon, 3 Apr 2023 20:06:08 +0200
From: Borislav Petkov <bp@...en8.de>
To: Tianyu Lan <ltykernel@...il.com>
Cc: luto@...nel.org, tglx@...utronix.de, mingo@...hat.com,
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Subject: Re: [RFC PATCH V4 12/17] x86/sev: Add a #HV exception handler
On Mon, Apr 03, 2023 at 01:44:00PM -0400, Tianyu Lan wrote:
> From: Tianyu Lan <tiala@...rosoft.com>
>
> Add a #HV exception handler that uses IST stack.
>
> Signed-off-by: Tianyu Lan <tiala@...rosoft.com>
> ---
> Change since RFC V2:
> * Remove unnecessary line in the change log.
> ---
> arch/x86/entry/entry_64.S | 60 +++++++++++++++++++++++++++
> arch/x86/include/asm/cpu_entry_area.h | 6 +++
> arch/x86/include/asm/idtentry.h | 39 ++++++++++++++++-
> arch/x86/include/asm/page_64_types.h | 1 +
> arch/x86/include/asm/trapnr.h | 1 +
> arch/x86/include/asm/traps.h | 1 +
> arch/x86/kernel/cpu/common.c | 1 +
> arch/x86/kernel/dumpstack_64.c | 9 +++-
> arch/x86/kernel/idt.c | 1 +
> arch/x86/kernel/sev.c | 53 +++++++++++++++++++++++
> arch/x86/kernel/traps.c | 40 ++++++++++++++++++
> arch/x86/mm/cpu_entry_area.c | 2 +
> 12 files changed, 211 insertions(+), 3 deletions(-)
Same comment as here:
https://lore.kernel.org/r/20230331155714.GCZCcC2pHVZgIHr8k8@fat_crate.local
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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