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[192.55.52.43]) by mx.google.com with ESMTPS id i1si11402278pfj.276.2018.12.10.17.05.50 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 10 Dec 2018 17:05:50 -0800 (PST) Received-SPF: pass (google.com: domain of keith.busch@intel.com designates 192.55.52.43 as permitted sender) client-ip=192.55.52.43; Authentication-Results: mx.google.com; spf=pass (google.com: domain of keith.busch@intel.com designates 192.55.52.43 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 orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Dec 2018 17:05:50 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,340,1539673200"; d="scan'208";a="117705195" Received: from unknown (HELO localhost.lm.intel.com) ([10.232.112.69]) by orsmga001.jf.intel.com with ESMTP; 10 Dec 2018 17:05:49 -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: [PATCHv2 07/12] Documentation/ABI: Add node performance attributes Date: Mon, 10 Dec 2018 18:03:05 -0700 Message-Id: <20181211010310.8551-8-keith.busch@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20181211010310.8551-1-keith.busch@intel.com> References: <20181211010310.8551-1-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 descriptions for primary memory initiator performance access attributes. Signed-off-by: Keith Busch --- Documentation/ABI/stable/sysfs-devices-node | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node index 8430d5b261f6..6cdb0643f9fd 100644 --- a/Documentation/ABI/stable/sysfs-devices-node +++ b/Documentation/ABI/stable/sysfs-devices-node @@ -123,3 +123,31 @@ Description: The map of memory nodes that this node has primary access. Memory accesses from this node to nodes not in this map may encounter a performance penalty. + +What: /sys/devices/system/node/nodeX/primary_initiator_access/read_bandwidth +Date: December 2018 +Contact: Keith Busch +Description: + Read bandwidth in MB/s available to memory initiators found in + primary_cpu_nodemask. + +What: /sys/devices/system/node/nodeX/primary_initiator_access/read_latency +Date: December 2018 +Contact: Keith Busch +Description: + Read latency in nanosecondss available to memory initiators + found in primary_cpu_nodemask. + +What: /sys/devices/system/node/nodeX/primary_initiator_access/write_bandwidth +Date: December 2018 +Contact: Keith Busch +Description: + Write bandwidth in MB/s available to memory initiators found in + primary_cpu_nodemask. + +What: /sys/devices/system/node/nodeX/primary_initiator_access/write_latency +Date: December 2018 +Contact: Keith Busch +Description: + Write latency in nanosecondss available to memory initiators + found in primary_cpu_nodemask.