mirror of https://github.com/hak5/openwrt-owl.git
35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From 18f50eae474edc716b01959fad6898c8553b131c Mon Sep 17 00:00:00 2001
|
|
From: Sascha Hauer <s.hauer@pengutronix.de>
|
|
Date: Wed, 13 May 2015 10:52:33 +0200
|
|
Subject: [PATCH 14/76] thermal: Add comment explaining test for critical
|
|
temperature
|
|
|
|
The code testing if a temperature should be emulated or not is
|
|
not obvious. Add a comment explaining why this test is done.
|
|
|
|
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
|
|
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
|
|
---
|
|
drivers/thermal/thermal_core.c | 5 +++++
|
|
1 file changed, 5 insertions(+)
|
|
|
|
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
|
|
index 3e0fe55..e204deb 100644
|
|
--- a/drivers/thermal/thermal_core.c
|
|
+++ b/drivers/thermal/thermal_core.c
|
|
@@ -435,6 +435,11 @@ int thermal_zone_get_temp(struct thermal_zone_device *tz, int *temp)
|
|
}
|
|
}
|
|
|
|
+ /*
|
|
+ * Only allow emulating a temperature when the real temperature
|
|
+ * is below the critical temperature so that the emulation code
|
|
+ * cannot hide critical conditions.
|
|
+ */
|
|
if (!ret && *temp < crit_temp)
|
|
*temp = tz->emul_temperature;
|
|
}
|
|
--
|
|
1.7.10.4
|
|
|