From f859422075165e32c00c8d75d63f300015cc07ae Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" Date: Tue, 6 Feb 2018 18:55:12 +0100 Subject: [PATCH] x86: PM: Make APM idle driver initialize polling state MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Update the APM driver overlooked by commit 1b39e3f813b4 (cpuidle: Make drivers initialize polling state) to initialize the polling state like the other cpuidle drivers modified by that commit to prevent cpuidle from crashing. Fixes: 1b39e3f813b4 (cpuidle: Make drivers initialize polling state) Reported-by: Ville Syrjälä Tested-by: Ville Syrjälä Cc: 4.14+ # 4.14+ Signed-off-by: Rafael J. Wysocki --- arch/x86/kernel/apm_32.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index e4b0d92b3ae0..2a7fd56e67b3 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -2389,6 +2389,7 @@ static int __init apm_init(void) if (HZ != 100) idle_period = (idle_period * HZ) / 100; if (idle_threshold < 100) { + cpuidle_poll_state_init(&apm_idle_driver); if (!cpuidle_register_driver(&apm_idle_driver)) if (cpuidle_register_device(&apm_cpuidle_device)) cpuidle_unregister_driver(&apm_idle_driver); -- GitLab