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-rw-r--r--Documentation/thermal/sysfs-api.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt
index 6859661c9d31..277530a5786c 100644
--- a/Documentation/thermal/sysfs-api.txt
+++ b/Documentation/thermal/sysfs-api.txt
@@ -265,6 +265,10 @@ emul_temp
Unit: millidegree Celsius
WO, Optional
+ WARNING: Be careful while enabling this option on production systems,
+ because userland can easily disable the thermal policy by simply
+ flooding this sysfs node with low temperature values.
+
*****************************
* Cooling device attributes *
*****************************