Re: [PATCH] locking/rtmutex: Add the missing 'ES' of macro CONFIG_DEBUG_RT_MUTEXES

From: Will Deacon
Date: Mon Aug 09 2021 - 10:46:16 EST


On Sat, Jul 31, 2021 at 08:30:11PM +0800, Zhen Lei wrote:
> The build option name is defined as DEBUG_RT_MUTEXES in lib/Kconfig.debug,
> commit f41dcc18698e ("locking/rtmutex: Move debug functions as inlines
> into common header") can also corroborate this.
>
> Fixes: f7efc4799f81 ("locking/rtmutex: Inline chainwalk depth check")
> Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
> ---
> kernel/locking/rtmutex.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
> index b5d9bb5202c6..ad0db322ed3b 100644
> --- a/kernel/locking/rtmutex.c
> +++ b/kernel/locking/rtmutex.c
> @@ -343,7 +343,7 @@ static __always_inline bool
> rt_mutex_cond_detect_deadlock(struct rt_mutex_waiter *waiter,
> enum rtmutex_chainwalk chwalk)
> {
> - if (IS_ENABLED(CONFIG_DEBUG_RT_MUTEX))
> + if (IS_ENABLED(CONFIG_DEBUG_RT_MUTEXES))
> return waiter != NULL;
> return chwalk == RT_MUTEX_FULL_CHAINWALK;

Oops, yes. How did you find this?

Acked-by: Will Deacon <will@xxxxxxxxxx>

Will