From 8e22a1fb31b4abdcb26da6d0c8cbf09b4e73b69c Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" Date: Tue, 12 Mar 2019 19:13:13 +0100 Subject: [PATCH 0804/2944] cpuidle: governor: Add new governors to cpuidle_governors again commit 22782b3f9bb8ae21c710e2880db21bc729771e92 upstream After commit 61cb5758d3c4 ("cpuidle: Add cpuidle.governor= command line parameter") new cpuidle governors are not added to the list of available governors, so governor selection via sysfs doesn't work as expected (even though it is rarely used anyway). Fix that by making cpuidle_register_governor() add new governors to cpuidle_governors again. Fixes: 61cb5758d3c4 ("cpuidle: Add cpuidle.governor= command line parameter") Reported-by: Kees Cook Cc: 5.0+ # 5.0+ Signed-off-by: Rafael J. Wysocki Acked-by: Michael Wang --- drivers/cpuidle/governor.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/cpuidle/governor.c b/drivers/cpuidle/governor.c index 1fcad4f..349be85 100644 --- a/drivers/cpuidle/governor.c +++ b/drivers/cpuidle/governor.c @@ -90,6 +90,7 @@ int cpuidle_register_governor(struct cpuidle_governor *gov) mutex_lock(&cpuidle_lock); if (cpuidle_find_governor(gov->name) == NULL) { ret = 0; + list_add_tail(&gov->governor_list, &cpuidle_governors); if (!cpuidle_curr_governor || !strncasecmp(param_governor, gov->name, CPUIDLE_NAME_LEN) || (cpuidle_curr_governor->rating < gov->rating && -- 1.8.3.1