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- From 18f50eae474edc716b01959fad6898c8553b131c Mon Sep 17 00:00:00 2001
- From: Sascha Hauer <[email protected]>
- 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 <[email protected]>
- Reviewed-by: Mikko Perttunen <[email protected]>
- ---
- drivers/thermal/thermal_core.c | 5 +++++
- 1 file changed, 5 insertions(+)
- --- a/drivers/thermal/thermal_core.c
- +++ b/drivers/thermal/thermal_core.c
- @@ -438,6 +438,11 @@ int thermal_zone_get_temp(struct thermal
- }
- }
-
- + /*
- + * 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;
- }
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