linux-kernel - RE: [PATCH v2 1/2] selftests/resctrl: Adjust effective L3 cache size with SNC enabled

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Message-ID: <SJ1PR11MB6083320F30DBCBB59574F0BDFCEC2@SJ1PR11MB6083.namprd11.prod.outlook.com>
Date: Wed, 15 May 2024 16:48:44 +0000
From: "Luck, Tony" <tony.luck@...el.com>
To: "Wieczor-Retman, Maciej" <maciej.wieczor-retman@...el.com>, "Yu, Fenghua"
	<fenghua.yu@...el.com>, "shuah@...nel.org" <shuah@...nel.org>, "Chatre,
 Reinette" <reinette.chatre@...el.com>
CC: "linux-kselftest@...r.kernel.org" <linux-kselftest@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"ilpo.jarvinen@...ux.intel.com" <ilpo.jarvinen@...ux.intel.com>
Subject: RE: [PATCH v2 1/2] selftests/resctrl: Adjust effective L3 cache size
 with SNC enabled

If/when my SNC patches go upstream the SNC check could become:

snc_ways=$(ls -d /sys/fs/resctrl/mon_data/mon_L3_00/mon_sub_L3_* 2>/dev/null | wc -l)

assuming you have /sys/fs/resctrl mounted.

-Tony