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Subject: Re: [PATCH 1/2] locking/rtmutex: Remove unused
 rt_mutex_cmpxchg_relaxed()
Cc:     Ingo Molnar <mingo@redhat.com>, Will Deacon <will@kernel.org>,
        linux-kernel@vger.kernel.org
References: <1587135032-188866-1-git-send-email-alex.shi@linux.alibaba.com>
To:     Thomas Gleixner <tglx@linutronix.de>,
        Davidlohr Bueso <dave@stgolabs.net>
From:   Alex Shi <alex.shi@linux.alibaba.com>
Message-ID: <42e577e3-1509-ebb6-dd93-662575af3dac@linux.alibaba.com>
Date:   Sun, 26 Apr 2020 20:05:21 +0800
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This 2 small patches may missed for a few time.

Is it ok to be merged?

Thanks
Alex

?? 2020/4/17 ????10:50, Alex Shi д??:
> This macro isn't interested by anyone, so remove it.
> 
> Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Davidlohr Bueso <dave@stgolabs.net>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: Will Deacon <will@kernel.org>
> Cc: linux-kernel@vger.kernel.org
> ---
>  kernel/locking/rtmutex.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
> index c9f090d64f00..cfdd5b93264d 100644
> --- a/kernel/locking/rtmutex.c
> +++ b/kernel/locking/rtmutex.c
> @@ -141,7 +141,6 @@ static void fixup_rt_mutex_waiters(struct rt_mutex *lock)
>   * set up.
>   */
>  #ifndef CONFIG_DEBUG_RT_MUTEXES
> -# define rt_mutex_cmpxchg_relaxed(l,c,n) (cmpxchg_relaxed(&l->owner, c, n) == c)
>  # define rt_mutex_cmpxchg_acquire(l,c,n) (cmpxchg_acquire(&l->owner, c, n) == c)
>  # define rt_mutex_cmpxchg_release(l,c,n) (cmpxchg_release(&l->owner, c, n) == c)
>  
> @@ -202,7 +201,6 @@ static inline bool unlock_rt_mutex_safe(struct rt_mutex *lock,
>  }
>  
>  #else
> -# define rt_mutex_cmpxchg_relaxed(l,c,n)	(0)
>  # define rt_mutex_cmpxchg_acquire(l,c,n)	(0)
>  # define rt_mutex_cmpxchg_release(l,c,n)	(0)
>  
>