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-rw-r--r--Documentation/ABI/testing/sysfs-devices-system-cpu15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 974e29f5da86..2aae06fcbed7 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -62,6 +62,21 @@ Description: CPU topology files that describe kernel limits related to
See Documentation/cputopology.txt for more information.
+What: /sys/devices/system/cpu/probe
+ /sys/devices/system/cpu/release
+Date: November 2009
+Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
+Description: Dynamic addition and removal of CPU's. This is not hotplug
+ removal, this is meant complete removal/addition of the CPU
+ from the system.
+
+ probe: writes to this file will dynamically add a CPU to the
+ system. Information written to the file to add CPU's is
+ architecture specific.
+
+ release: writes to this file dynamically remove a CPU from
+ the system. Information writtento the file to remove CPU's
+ is architecture specific.
What: /sys/devices/system/cpu/cpu#/node
Date: October 2009