From 94251ac84357d279adde20fd7fb5c0f5146a6965 Mon Sep 17 00:00:00 2001 From: Tom Burdick Date: Tue, 4 Oct 2022 16:43:20 -0500 Subject: [PATCH] timer: APIC timer count is a lock free accessor Selects the hidden Kconfig to note that the APIC timer's cycle count accessor is a lock free path and may use the spin lock time limit check. Signed-off-by: Tom Burdick --- drivers/timer/Kconfig.apic | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/timer/Kconfig.apic b/drivers/timer/Kconfig.apic index f6cd699bf84..5e745beb945 100644 --- a/drivers/timer/Kconfig.apic +++ b/drivers/timer/Kconfig.apic @@ -8,6 +8,7 @@ menuconfig APIC_TIMER depends on X86 depends on LOAPIC select TICKLESS_CAPABLE + select SYSTEM_CLOCK_LOCK_FREE_COUNT help Use the x86 local APIC in one-shot mode as the system time source. NOTE: this probably isn't what you want except on