linux-kernel - Re: [PATCH] x86/lam: Disable ADDRESS

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Message-ID: <3c65826f-d313-4455-842b-da9fc4a271a5@intel.com>
Date: Fri, 19 Jan 2024 15:36:22 -0800
From: Sohil Mehta <sohil.mehta@...el.com>
To: Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
CC: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>,
	<x86@...nel.org>, "H. Peter Anvin" <hpa@...or.com>,
	<linux-kernel@...r.kernel.org>, <kirill.shutemov@...ux.intel.com>,
	<daniel.sneddon@...ux.intel.com>, <antonio.gomez.iglesias@...ux.intel.com>,
	<rick.p.edgecombe@...el.com>, <alexander.shishkin@...el.com>
Subject: Re: [PATCH] x86/lam: Disable ADDRESS_MASKING in most cases

On 1/19/2024 8:21 AM, Pawan Gupta wrote:

> The goal is to compile test it whenever possible. As
> SPECULATION_MITIGATIONS are ON by default, it wont get tested for most
> configuration.

Sure, that would help increase the compile coverage. I wasn't sure how
much of a difference it would make. Anyways, the restriction is expected
to be short lived until LASS is available.

Please feel free to add:
Reviewed-by: Sohil Mehta <sohil.mehta@...el.com>