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Subject[PATCHv2 04/12] Documentation/ABI: Add new node sysfs attributes
Date
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
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