From 456a997498cb5217a61fba0f1929be7d182b5338 Mon Sep 17 00:00:00 2001 From: Lv Zheng Date: Wed, 12 Jul 2017 11:09:17 +0800 Subject: Revert "ACPI / EC: Enable event freeze mode..." to fix a regression commit 9c40f956ce9b331493347d1b3cb7e384f7dc0581 upstream. On Lenovo ThinkPad X1 Carbon - the 5th Generation, enabling an earlier EC event freezing timing causes acpitz-virtual-0 to report a stuck 48C temparature. And with EC firmware revisioned as 1.14, without reverting back to old EC event freezing timing, the fan still blows up after a system resume. This reverts the culprit change so that the regression can be fixed without upgrading the EC firmware. Fixes: d30283057ecd (ACPI / EC: Enable event freeze mode to improve event handling) Link: https://bugzilla.kernel.org/show_bug.cgi?id=191181#c168 Tested-by: Damjan Georgievski Signed-off-by: Lv Zheng Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- drivers/acpi/ec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 3f01f6523a81..79152dbc5528 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -147,7 +147,7 @@ static unsigned int ec_storm_threshold __read_mostly = 8; module_param(ec_storm_threshold, uint, 0644); MODULE_PARM_DESC(ec_storm_threshold, "Maxim false GPE numbers not considered as GPE storm"); -static bool ec_freeze_events __read_mostly = true; +static bool ec_freeze_events __read_mostly = false; module_param(ec_freeze_events, bool, 0644); MODULE_PARM_DESC(ec_freeze_events, "Disabling event handling during suspend/resume"); -- cgit v1.2.3