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From: Keith Busch <keith.busch@intel.com>
To: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org,
	linux-mm@kvack.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rafael Wysocki <rafael@kernel.org>,
	Dave Hansen <dave.hansen@intel.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Keith Busch <keith.busch@intel.com>
Subject: [PATCHv3 05/13] Documentation/ABI: Add new node sysfs attributes
Date: Wed,  9 Jan 2019 10:43:33 -0700	[thread overview]
Message-ID: <20190109174341.19818-6-keith.busch@intel.com> (raw)
In-Reply-To: <20190109174341.19818-1-keith.busch@intel.com>

Add entries for memory initiator and target node class attributes.

Signed-off-by: Keith Busch <keith.busch@intel.com>
---
 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 <lee.schermerhorn@hp.com>
 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 <keith.busch@intel.com>
+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 <keith.busch@intel.com>
+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 <keith.busch@intel.com>
+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


  parent reply	other threads:[~2019-01-09 17:48 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-09 17:43 [PATCHv3 00/13] Heterogeneuos memory node attributes Keith Busch
2019-01-09 17:43 ` [PATCHv3 01/13] acpi: Create subtable parsing infrastructure Keith Busch
2019-01-09 17:43 ` [PATCHv3 02/13] acpi: Add HMAT to generic parsing tables Keith Busch
2019-01-10 15:36   ` Rafael J. Wysocki
2019-01-09 17:43 ` [PATCHv3 03/13] acpi/hmat: Parse and report heterogeneous memory Keith Busch
2019-01-10 15:42   ` Rafael J. Wysocki
2019-01-15 17:07     ` Keith Busch
2019-01-15 18:36       ` Rafael J. Wysocki
2019-01-09 17:43 ` [PATCHv3 04/13] node: Link memory nodes to their compute nodes Keith Busch
2019-01-09 17:43 ` Keith Busch [this message]
2019-01-09 17:43 ` [PATCHv3 06/13] acpi/hmat: Register processor domain to its memory Keith Busch
2019-01-09 17:43 ` [PATCHv3 07/13] node: Add heterogenous memory access attributes Keith Busch
2019-01-10 12:37   ` Aneesh Kumar K.V
2019-01-10 17:30     ` Keith Busch
     [not found]       ` <20190111113238.000068b0@huawei.com>
2019-01-11 15:58         ` Keith Busch
2019-01-11 16:25           ` Dan Williams
2019-01-09 17:43 ` [PATCHv3 08/13] Documentation/ABI: Add node performance attributes Keith Busch
2019-01-13 23:10   ` Pavel Machek
2019-01-14 15:53     ` Keith Busch
2019-01-09 17:43 ` [PATCHv3 09/13] acpi/hmat: Register " Keith Busch
2019-01-09 17:43 ` [PATCHv3 10/13] node: Add memory caching attributes Keith Busch
2019-01-09 17:43 ` [PATCHv3 11/13] Documentation/ABI: Add node cache attributes Keith Busch
2019-01-09 17:43 ` [PATCHv3 12/13] acpi/hmat: Register memory side " Keith Busch
2019-01-09 17:43 ` [PATCHv3 13/13] doc/mm: New documentation for memory performance Keith Busch
2019-01-13 11:42   ` Mike Rapoport
2019-01-14 15:53     ` Keith Busch

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