CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by CONFIG_PREEMPT_RT. Both PREEMPT and PREEMPT_RT require the same functionality which today depends on CONFIG_PREEMPT.
Let DEBUG_PREEMPT depend on CONFIG_PREEMPTION. Cc: Andrew Morton <a...@linux-foundation.org> Signed-off-by: Sebastian Andrzej Siewior <bige...@linutronix.de> --- lib/Kconfig.debug | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 93d97f9b01571..5aa5c9b263afa 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1053,7 +1053,7 @@ config DEBUG_TIMEKEEPING config DEBUG_PREEMPT bool "Debug preemptible kernel" - depends on DEBUG_KERNEL && PREEMPT && TRACE_IRQFLAGS_SUPPORT + depends on DEBUG_KERNEL && PREEMPTION && TRACE_IRQFLAGS_SUPPORT default y help If you say Y here then the kernel will use a debug variant of the -- 2.23.0