linux-kernel - Re: [PATCH v1 1/1] x86/fred: Fix int80 emulation for FRED

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Message-ID: <20240416180746.GFZh6-cmZqCF6KX5tt@fat_crate.local>
Date: Tue, 16 Apr 2024 20:07:46 +0200
From: Borislav Petkov <bp@...en8.de>
To: "H. Peter Anvin" <hpa@...or.com>
Cc: "Xin Li (Intel)" <xin@...or.com>, linux-kernel@...r.kernel.org,
	luto@...nel.org, tglx@...utronix.de, mingo@...hat.com,
	dave.hansen@...ux.intel.com, x86@...nel.org
Subject: Re: [PATCH v1 1/1] x86/fred: Fix int80 emulation for FRED

On Tue, Apr 16, 2024 at 11:05:09AM -0700, H. Peter Anvin wrote:
> The question was if you wanted a quick fix for x86/urgent. It's pretty
> obvious that a FRED fork of the int80 code is called for.

Yeah, I'm thinking the FRED fork would be even easier to send to Linus
now since no existing hw will break.

Btw, I presume that patch needs to have

Fixes: 55617fb991df ("x86/entry: Do not allow external 0x80 interrupts")

?

Thx.

-- 
Regards/Gruss,
    Boris.

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