[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <SJ1PR11MB60839EB5CC3D172D864DF7A7FCEEA@SJ1PR11MB6083.namprd11.prod.outlook.com>
Date: Thu, 7 Sep 2023 16:19:37 +0000
From: "Luck, Tony" <tony.luck@...el.com>
To: "Shaopeng Tan (Fujitsu)" <tan.shaopeng@...itsu.com>,
"Yu, Fenghua" <fenghua.yu@...el.com>,
"Chatre, Reinette" <reinette.chatre@...el.com>,
Peter Newman <peternewman@...gle.com>,
Jonathan Corbet <corbet@....net>,
Shuah Khan <skhan@...uxfoundation.org>,
"x86@...nel.org" <x86@...nel.org>
CC: James Morse <james.morse@....com>,
Jamie Iles <quic_jiles@...cinc.com>,
Babu Moger <babu.moger@....com>,
Randy Dunlap <rdunlap@...radead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
"patches@...ts.linux.dev" <patches@...ts.linux.dev>
Subject: RE: [PATCH v5 8/8] selftests/resctrl: Adjust effective L3 cache size
when SNC enabled
> > + if (4 * node_cpus >= cache_cpus)
> > + return 4;
> > + else if (2 * node_cpus >= cache_cpus)
> > + return 2;
>
>
> If "4 * node_cpus >= cache_cpus " is not true,
> "2 * node_cpus >= cache_cpus" will never be true.
> Is it the following code?
>
> + if (2 * node_cpus >= cache_cpus)
> + return 2;
> + else if (4 * node_cpus >= cache_cpus)
> + return 4;
Shaopeng TAN,
Good catch. Your solution is the correct one.
Will fix in next post.
-Tony
Powered by blists - more mailing lists