linux-kernel - Re: [PATCH v2] x86/bugs: Restructure ITS mitigation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250520164826.GMaCyyWodIiRMuBtw3@fat_crate.local>
Date: Tue, 20 May 2025 18:48:26 +0200
From: Borislav Petkov <bp@...en8.de>
To: Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
Cc: David Kaplan <david.kaplan@....com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Josh Poimboeuf <jpoimboe@...nel.org>,
	Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] x86/bugs: Restructure ITS mitigation

On Tue, May 20, 2025 at 09:32:21AM -0700, Pawan Gupta wrote:
> Index 1 (which is now ITS_MITIGATION_AUTO) is missing. I understand AUTO is
> a temporary state, and it may not be necessary to define a string for it.
> But, assigning an empty string, or an error message would make this obvious
> for a future reader.

Yeah, this AUTO gets overwritten and the other AUTOs don't have strings too.

We can fix that after the MW if you think it is important but from what
I looked, all the AUTO settings get overwritten as AUTO means, user didn't
make any decision here so it is left to the kernel to make it.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette