When building non-preempt kernel (PREEMPT_NONE), PREEMPT_COUNT is still enabled
if DEBUG_ATOMIC_SLEEP is enabled. But, it sounds not make sense to have
PREEMPT_COUNT set in non-preempt kernel.
So, make PREEMPT_COUNT depend on PREEMPT here.
Signed-off-by: Yang Shi <yang....@linaro.org>
---
lib/Kconfig.debug | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index ecb9e75..a5b6e11 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1075,7 +1075,7 @@ config DEBUG_LOCKDEP
config DEBUG_ATOMIC_SLEEP
bool "Sleep inside atomic section checking"
- select PREEMPT_COUNT
+ select PREEMPT_COUNT if PREEMPT
depends on DEBUG_KERNEL
help
If you say Y here, various routines which may sleep will become very
--
2.0.2
