From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF6AFC43612 for ; Wed, 9 Jan 2019 17:48:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 913BB206B6 for ; Wed, 9 Jan 2019 17:48:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727497AbfAIRsy (ORCPT ); Wed, 9 Jan 2019 12:48:54 -0500 Received: from mga11.intel.com ([192.55.52.93]:34829 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727218AbfAIRr7 (ORCPT ); Wed, 9 Jan 2019 12:47:59 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Jan 2019 09:47:58 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,458,1539673200"; d="scan'208";a="115485618" Received: from unknown (HELO localhost.lm.intel.com) ([10.232.112.69]) by fmsmga008.fm.intel.com with ESMTP; 09 Jan 2019 09:47:57 -0800 From: Keith Busch To: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-mm@kvack.org Cc: Greg Kroah-Hartman , Rafael Wysocki , Dave Hansen , Dan Williams , Keith Busch Subject: [PATCHv3 05/13] Documentation/ABI: Add new node sysfs attributes Date: Wed, 9 Jan 2019 10:43:33 -0700 Message-Id: <20190109174341.19818-6-keith.busch@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20190109174341.19818-1-keith.busch@intel.com> References: <20190109174341.19818-1-keith.busch@intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add entries for memory initiator and target node class attributes. Signed-off-by: Keith Busch --- Documentation/ABI/stable/sysfs-devices-node | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node index 3e90e1f3bf0a..a9c47b4b0eee 100644 --- a/Documentation/ABI/stable/sysfs-devices-node +++ b/Documentation/ABI/stable/sysfs-devices-node @@ -90,4 +90,27 @@ Date: December 2009 Contact: Lee Schermerhorn Description: The node's huge page size control/query attributes. - See Documentation/admin-guide/mm/hugetlbpage.rst \ No newline at end of file + See Documentation/admin-guide/mm/hugetlbpage.rst + +What: /sys/devices/system/node/nodeX/classY/ +Date: December 2018 +Contact: Keith Busch +Description: + The node's relationship to other nodes for access class "Y". + +What: /sys/devices/system/node/nodeX/classY/initiator_nodelist +Date: December 2018 +Contact: Keith Busch +Description: + The node list of memory initiators that have class "Y" access + to this node's memory. CPUs and other memory initiators in + nodes not in the list accessing this node's memory may have + different performance. + +What: /sys/devices/system/node/nodeX/classY/target_nodelist +Date: December 2018 +Contact: Keith Busch +Description: + The node list of memory targets that this initiator node has + class "Y" access. Memory accesses from this node to nodes not + in this list may have differet performance. -- 2.14.4