Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / Documentation / ABI / stable / sysfs-devices-node

diff --git a/kernel/Documentation/ABI/stable/sysfs-devices-node b/kernel/Documentation/ABI/stable/sysfs-devices-node
new file mode 100644 (file)
index 0000000..5b2d0f0
--- /dev/null
+++ b/kernel/Documentation/ABI/stable/sysfs-devices-node
@@ -0,0 +1,93 @@
+What:          /sys/devices/system/node/possible
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               Nodes that could be possibly become online at some point.
+
+What:          /sys/devices/system/node/online
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               Nodes that are online.
+
+What:          /sys/devices/system/node/has_normal_memory
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               Nodes that have regular memory.
+
+What:          /sys/devices/system/node/has_cpu
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               Nodes that have one or more CPUs.
+
+What:          /sys/devices/system/node/has_high_memory
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               Nodes that have regular or high memory.
+               Depends on CONFIG_HIGHMEM.
+
+What:          /sys/devices/system/node/nodeX
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               When CONFIG_NUMA is enabled, this is a directory containing
+               information on node X such as what CPUs are local to the
+               node. Each file is detailed next.
+
+What:          /sys/devices/system/node/nodeX/cpumap
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               The node's cpumap.
+
+What:          /sys/devices/system/node/nodeX/cpulist
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               The CPUs associated to the node.
+
+What:          /sys/devices/system/node/nodeX/meminfo
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               Provides information about the node's distribution and memory
+               utilization. Similar to /proc/meminfo, see Documentation/filesystems/proc.txt
+
+What:          /sys/devices/system/node/nodeX/numastat
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               The node's hit/miss statistics, in units of pages.
+               See Documentation/numastat.txt
+
+What:          /sys/devices/system/node/nodeX/distance
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               Distance between the node and all the other nodes
+               in the system.
+
+What:          /sys/devices/system/node/nodeX/vmstat
+Date:          October 2002
+Contact:       Linux Memory Management list <linux-mm@kvack.org>
+Description:
+               The node's zoned virtual memory statistics.
+               This is a superset of numastat.
+
+What:          /sys/devices/system/node/nodeX/compact
+Date:          February 2010
+Contact:       Mel Gorman <mel@csn.ul.ie>
+Description:
+               When this file is written to, all memory within that node
+               will be compacted. When it completes, memory will be freed
+               into blocks which have as many contiguous pages as possible
+
+What:          /sys/devices/system/node/nodeX/hugepages/hugepages-<size>/
+Date:          December 2009
+Contact:       Lee Schermerhorn <lee.schermerhorn@hp.com>
+Description:
+               The node's huge page size control/query attributes.
+               See Documentation/vm/hugetlbpage.txt
\ No newline at end of file