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| author | Eduardo Valentin <eduardo.valentin@ti.com> | 2013-03-26 21:38:34 +0000 |
|---|---|---|
| committer | Zhang Rui <rui.zhang@intel.com> | 2013-04-02 21:34:42 +0800 |
| commit | 8837295a73f3500b32e18f9862c7bdde0b958648 (patch) | |
| tree | f0749e2a6ad90dabf901480cbc740aa9c47a4a1f /Documentation/thermal | |
| parent | bffd1f8ac87a798515a8aed5f64047b182e049f5 (diff) | |
| download | op-kernel-dev-8837295a73f3500b32e18f9862c7bdde0b958648.zip op-kernel-dev-8837295a73f3500b32e18f9862c7bdde0b958648.tar.gz | |
thermal: add a warning for temperature emulation feature
Because this feature is for debuging purposes, it is highly
recommended to do not enable this on production systems.
This patch adds warnings for system integrators, so that
people are aware of this potential security issue.
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Diffstat (limited to 'Documentation/thermal')
| -rw-r--r-- | Documentation/thermal/sysfs-api.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt index 6859661..277530a5 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 * ***************************** |
