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-rw-r--r--Documentation/ABI/testing/sysfs-devices-system-cpu11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 5dab36448b4..6943133afcb 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -176,3 +176,14 @@ Description: Disable L3 cache indices
All AMD processors with L3 caches provide this functionality.
For details, see BKDGs at
http://developer.amd.com/documentation/guides/Pages/default.aspx
+
+
+What: /sys/devices/system/cpu/cpufreq/boost
+Date: August 2012
+Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
+Description: Processor frequency boosting control
+
+ This switch controls the boost setting for the whole system.
+ Boosting allows the CPU and the firmware to run at a frequency
+ beyound it's nominal limit.
+ More details can be found in Documentation/cpu-freq/boost.txt