linux-kernel - Re: [PATCH] x86/resctrl: Fix unneeded variable warning reported by kernel test robot

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]

Date: Wed, 24 Jan 2024 13:31:01 -0800
From: Reinette Chatre <reinette.chatre@...el.com>
To: Borislav Petkov <bp@...en8.de>
CC: Babu Moger <babu.moger@....com>, <corbet@....net>, <fenghua.yu@...el.com>,
	<tglx@...utronix.de>, <mingo@...hat.com>, <dave.hansen@...ux.intel.com>,
	<x86@...nel.org>, <hpa@...or.com>, <paulmck@...nel.org>,
	<rdunlap@...radead.org>, <tj@...nel.org>, <peterz@...radead.org>,
	<yanjiewtw@...il.com>, <kim.phillips@....com>, <lukas.bulwahn@...il.com>,
	<seanjc@...gle.com>, <jmattson@...gle.com>, <leitao@...ian.org>,
	<jpoimboe@...nel.org>, <rick.p.edgecombe@...el.com>,
	<kirill.shutemov@...ux.intel.com>, <jithu.joseph@...el.com>,
	<kai.huang@...el.com>, <kan.liang@...ux.intel.com>,
	<daniel.sneddon@...ux.intel.com>, <pbonzini@...hat.com>,
	<sandipan.das@....com>, <ilpo.jarvinen@...ux.intel.com>,
	<peternewman@...gle.com>, <maciej.wieczor-retman@...el.com>,
	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<eranian@...gle.com>
Subject: Re: [PATCH] x86/resctrl: Fix unneeded variable warning reported by
 kernel test robot

Hi Boris,

On 1/24/2024 12:45 PM, Borislav Petkov wrote:
> Hi,
> 
> On Wed, Jan 24, 2024 at 12:04:31PM -0800, Reinette Chatre wrote:
>>>   54e35eb8611c ("x86/resctrl: Read supported bandwidth sources from CPUID").
>>
>> I think a "commit" prefix is required here and below.
> 
> Yeah, but if you see a 12-char sha1 followed by a title in (" "), that
> is a commit and nothing else, right?
> 
> If I say "commit" too it is kinda redundant.

I do not know the motivation for that requirement. From what I can tell the
change [1] that added that check went in as first version without discussion.
[1] starts by saying that the format is "preferred" so I assume there is
some history that I am not familiar with.

Reinette

[1] https://lore.kernel.org/all/976c6cdd680db4b55ae31b5fc2d1779da5c0dc66.camel@perches.com/