thermal: add a warning for temperature emulation feature

[GitHub/LineageOS/android_kernel_samsung_universal7580.git] / Documentation / thermal / sysfs-api.txt

diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt
index 6859661c9d31be090a78e5a2c35a9a5fdad7ca80..277530a5786c7a232c644e8c969692a8605bf5fe 100644 (file)
--- 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 *
 *****************************