From patchwork Wed Jan 9 17:43:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Keith Busch X-Patchwork-Id: 10754635 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7DB7013B4 for ; Wed, 9 Jan 2019 17:48:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6D63528972 for ; Wed, 9 Jan 2019 17:48:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6134D28D6D; Wed, 9 Jan 2019 17:48:01 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F16B328972 for ; Wed, 9 Jan 2019 17:48:00 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id EF9978E00A2; Wed, 9 Jan 2019 12:47:59 -0500 (EST) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id E846D8E0038; Wed, 9 Jan 2019 12:47:59 -0500 (EST) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id CFF598E00A2; Wed, 9 Jan 2019 12:47:59 -0500 (EST) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from mail-pl1-f198.google.com (mail-pl1-f198.google.com [209.85.214.198]) by kanga.kvack.org (Postfix) with ESMTP id 8C97C8E0038 for ; Wed, 9 Jan 2019 12:47:59 -0500 (EST) Received: by mail-pl1-f198.google.com with SMTP id c14so4552196pls.21 for ; Wed, 09 Jan 2019 09:47:59 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-original-authentication-results:x-gm-message-state:from:to:cc :subject:date:message-id:in-reply-to:references; bh=a4EoclMwVDF3lBeKs4444RhLdcW6NN/PLzr4cZY+WqQ=; b=kW655aAwpTl0QMWd0hMGSQeEX0T7ixyq+IjWMg95ZVYbAKo+Vl6LgtzQ5QdGUymSJ/ ZHwzUp50PkFBidlo3f3miSOyvgsXDE10LZD08qwxEoGu/mXAlE2rji8l+qdQpUpRPKDo onMNNNBEK7Sp+K6R+nPhisVzNGN95HWqgWBY+t72I5smjdStqRNopXaO2S9xxUXgGeJ9 44DSsUVwzwvhLCzHvL9Lp/yLL6CWVURX9jAq5XJyy/Au6V68VHeNkI1oQLCOlJsKCmJD iTsaWkJ6DTNgHQdY9nbJbjlWfFy067nkRgIJbKNusREmEZLJM8DZcdxq/4AfZL6ecJ/n rLuw== X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of keith.busch@intel.com designates 134.134.136.100 as permitted sender) smtp.mailfrom=keith.busch@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Gm-Message-State: AJcUukdCjoa+ikimndACQdTAZrSt3MmynaaAdcsmC79uCAeDBwn5Nyq9 GMC7sKThVPSdiaQnDrZLqrF/0RYiNF2bqBRZZmaMU17R7+esj5Fk3/cNA2VU6oza5Ho8hI45mnn ndW+V6b7XZ0cTQk9MPnP2yYNkPGz4a2OWUhAYtgb1GpCx2Os6PSGQJgOPeGHpemGN6A== X-Received: by 2002:a62:da5a:: with SMTP id w26mr6899461pfl.106.1547056079240; Wed, 09 Jan 2019 09:47:59 -0800 (PST) X-Google-Smtp-Source: ALg8bN5IpGpUNTh30WzALxHWAcdp/vxvesT4qzyxmfG28gOOxrKwdq/X7DtArRF4zqN+/2HltAAB X-Received: by 2002:a62:da5a:: with SMTP id w26mr6899433pfl.106.1547056078540; Wed, 09 Jan 2019 09:47:58 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1547056078; cv=none; d=google.com; s=arc-20160816; b=cRl0HoSYlFcLu2HU6PD7DkkChCy7t305zzX0FjEcQlbszJCPNBpyVaPPdNDNFeV5B5 ppcvwRZ11TwuohdgflGLxGl3sGAQjMFtnlOFM5TUgHZzVqRn+w3OccVj6uhcIwtrNyva f+Th2DPGCWkdefrA9oJa9dMqHvl5097HLe82kuGbCnfyo2fCs3p2L97d4+OEjpLavpe3 Edc/ZMqai+aE1+DzORoaD3+Bd4Catvkg7NAJJYznZYJAYo0njpkQgkNaQRacv5UqLIoT xdTKTJXI+17DZEnr8uycV9ZjsgAlCuWXP7nl/kXozFQiR9V7ZeoqoyaFp5tKVCt9+YKv hSOw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=references:in-reply-to:message-id:date:subject:cc:to:from; bh=a4EoclMwVDF3lBeKs4444RhLdcW6NN/PLzr4cZY+WqQ=; b=MFTaAZiRx5K8mEQUPOH/J8OzycyEVwsbgksAcAQiMSZcQooh3sh/vkzX6YCzCmVo9t 0l2DfSl9kjl8YF4JnnEo1aRj84I3lts+Fy3Vw0SeeScL2nKwdEvGsveOS6gGVSkjtd/n STOYAa/x4iGR1rhgi4jqTH+wHVcKlsBxpHGzx/VTlKdtH6tNEtGkWBKaplVdFoMJtLEj zf3M55Q9HPQmMw1Sl0x9TRnBq9FPcxx20CyJfUJ4SsXgBbQgyjIdC55V2ppsG+9+0vd9 /terKRSO+1BVLalWoKVu86aerGHiSVYn2cZp6W9XJpFPtv/kZ62LetoHvQgcSR+9l7e8 fA/w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of keith.busch@intel.com designates 134.134.136.100 as permitted sender) smtp.mailfrom=keith.busch@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from mga07.intel.com (mga07.intel.com. [134.134.136.100]) by mx.google.com with ESMTPS id c10si25675731pla.173.2019.01.09.09.47.58 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 09 Jan 2019 09:47:58 -0800 (PST) Received-SPF: pass (google.com: domain of keith.busch@intel.com designates 134.134.136.100 as permitted sender) client-ip=134.134.136.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of keith.busch@intel.com designates 134.134.136.100 as permitted sender) smtp.mailfrom=keith.busch@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga105.jf.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> X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: X-Virus-Scanned: ClamAV using ClamSMTP 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.