linux-kernel - Re: [PATCH v2 2/2] x86/CPU/AMD: Print the reason for the last reset

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: <5788aca2-2565-4c7d-9760-6a08509eb014@kernel.org>
Date: Tue, 8 Apr 2025 13:34:30 -0500
From: Mario Limonciello <superm1@...nel.org>
To: Dave Hansen <dave.hansen@...el.com>, Borislav Petkov <bp@...en8.de>
Cc: Jonathan Corbet <corbet@....net>, Thomas Gleixner <tglx@...utronix.de>,
 Ingo Molnar <mingo@...hat.com>, Dave Hansen <dave.hansen@...ux.intel.com>,
 "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
 "H . Peter Anvin" <hpa@...or.com>,
 "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
 open list <linux-kernel@...r.kernel.org>,
 Yazen Ghannam <yazen.ghannam@....com>,
 Mario Limonciello <mario.limonciello@....com>
Subject: Re: [PATCH v2 2/2] x86/CPU/AMD: Print the reason for the last reset

On 4/8/2025 1:28 PM, Dave Hansen wrote:
> On 4/8/25 11:19, Mario Limonciello wrote:
>> I think it's still valuable to have it in documentation for anyone who
>> wants to read more about this.  As we get issues that come out of the
>> woodwork I could see people punching the string into a search engine and
>> then being spit at debugging.rst and we can adjust documentation to tell
>> them what to do with it when it's not clear.
> 
> How would that work when the documentation:
> 
>> +31, Internal, SW sync flood event
> 
> and the string don't match:
> 
>> +	if (value & BIT(31))
>> +		return "software sync flood event";
> 
> ?

Good catch.

If we're in agreement in the value of having the strings in the kernel 
and then also in this table I'll make sure both sets of strings are the 
same.