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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: [PATCHv2 04/12] Documentation/ABI: Add new node sysfs attributes
Date: Mon, 10 Dec 2018 18:03:02 -0700	[thread overview]
Message-ID: <20181211010310.8551-5-keith.busch@intel.com> (raw)
In-Reply-To: <20181211010310.8551-1-keith.busch@intel.com>

Add the entries for primary cpu and memory node attributes.

Signed-off-by: Keith Busch <keith.busch@intel.com>
---
 Documentation/ABI/stable/sysfs-devices-node | 34 ++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node
index 3e90e1f3bf0a..8430d5b261f6 100644
--- a/Documentation/ABI/stable/sysfs-devices-node
+++ b/Documentation/ABI/stable/sysfs-devices-node
@@ -90,4 +90,36 @@ 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/primary_cpu_nodelist
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		The node list of CPUs that have primary access to this node's
+		memory. CPUs not in the list accessing this node's memory may
+		encounter a performance penalty.
+
+What:		/sys/devices/system/node/nodeX/primary_cpu_nodemask
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		The node map for CPUs that have primary access to this node's
+		memory. CPUs not in the list accessing this node's memory may
+		encounter a performance penalty.
+
+What:		/sys/devices/system/node/nodeX/primary_mem_nodelist
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		The list of memory nodes that this node has primary access.
+		Memory accesses from this node to nodes not in this list may
+		encounter a performance penalty.
+
+What:		/sys/devices/system/node/nodeX/primary_mem_nodemask
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+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.
-- 
2.14.4

  parent reply	other threads:[~2018-12-11  1:03 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-11  1:02 [PATCHv2 00/12] Heterogeneous memory node attributes Keith Busch
2018-12-11  1:02 ` [PATCHv2 01/12] acpi: Create subtable parsing infrastructure Keith Busch
2018-12-11  9:44   ` Rafael J. Wysocki
2018-12-19 23:19     ` Schmauss, Erik
2018-12-19 23:19       ` Schmauss, Erik
2018-12-19 23:59       ` Dan Williams
2018-12-20  1:15         ` Schmauss, Erik
2018-12-20  1:15           ` Schmauss, Erik
2018-12-20  8:57           ` Rafael J. Wysocki
2018-12-20 19:00             ` Schmauss, Erik
2018-12-20 19:00               ` Schmauss, Erik
2018-12-13  9:05   ` kbuild test robot
2018-12-13  9:05     ` kbuild test robot
2018-12-13  9:05     ` kbuild test robot
2018-12-19 22:10   ` kbuild test robot
2018-12-19 22:10     ` kbuild test robot
2018-12-19 22:10     ` kbuild test robot
2018-12-11  1:03 ` [PATCHv2 02/12] acpi/hmat: Parse and report heterogeneous memory Keith Busch
2018-12-11  6:03   ` Dan Williams
2018-12-11 16:55     ` Keith Busch
2018-12-11 20:29       ` Dan Williams
2018-12-11 20:44         ` Keith Busch
2018-12-11 22:50           ` Dan Williams
2018-12-11  1:03 ` [PATCHv2 03/12] node: Link memory nodes to their compute nodes Keith Busch
2018-12-11  1:03 ` Keith Busch [this message]
2018-12-11  1:03 ` [PATCHv2 05/12] acpi/hmat: Register processor domain to its memory Keith Busch
2018-12-11  1:03 ` [PATCHv2 06/12] node: Add heterogenous memory performance Keith Busch
2018-12-11  1:03 ` [PATCHv2 07/12] Documentation/ABI: Add node performance attributes Keith Busch
2018-12-11  1:03 ` [PATCHv2 08/12] acpi/hmat: Register " Keith Busch
2018-12-11  1:03 ` [PATCHv2 09/12] node: Add memory caching attributes Keith Busch
2018-12-11  1:03 ` [PATCHv2 10/12] Documentation/ABI: Add node cache attributes Keith Busch
2018-12-11  1:03 ` [PATCHv2 11/12] acpi/hmat: Register memory side " Keith Busch
2018-12-11  1:03 ` [PATCHv2 12/12] doc/mm: New documentation for memory performance Keith Busch
2018-12-11  6:45   ` Mike Rapoport
2018-12-12  4:53   ` Aneesh Kumar K.V
2018-12-12 14:45     ` Keith Busch

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