Messages in this thread Patch in this message |  | | From | Alex Shi <> | Subject | [PATCH] locking/rtmutex: remove useless parameter for rt_mutex_proxy_unlock | Date | Fri, 13 Nov 2020 16:58:12 +0800 |
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The parameter 'proxy_owner' isn't used, so could be removed.
Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Darren Hart <dvhart@infradead.org> Cc: Will Deacon <will@kernel.org> Cc: linux-kernel@vger.kernel.org --- kernel/futex.c | 2 +- kernel/locking/rtmutex.c | 3 +-- kernel/locking/rtmutex_common.h | 3 +-- 3 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/kernel/futex.c b/kernel/futex.c index f8614ef4ff31..347deedcfd0e 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -796,7 +796,7 @@ static void put_pi_state(struct futex_pi_state *pi_state) list_del_init(&pi_state->list); raw_spin_unlock(&owner->pi_lock); } - rt_mutex_proxy_unlock(&pi_state->pi_mutex, owner); + rt_mutex_proxy_unlock(&pi_state->pi_mutex); raw_spin_unlock_irq(&pi_state->pi_mutex.wait_lock); } diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c index 50fa521fe767..f196045f2857 100644 --- a/kernel/locking/rtmutex.c +++ b/kernel/locking/rtmutex.c @@ -1721,8 +1721,7 @@ void rt_mutex_init_proxy_locked(struct rt_mutex *lock, * possible because it belongs to the pi_state which is about to be freed * and it is not longer visible to other tasks. */ -void rt_mutex_proxy_unlock(struct rt_mutex *lock, - struct task_struct *proxy_owner) +void rt_mutex_proxy_unlock(struct rt_mutex *lock) { debug_rt_mutex_proxy_unlock(lock); rt_mutex_set_owner(lock, NULL); diff --git a/kernel/locking/rtmutex_common.h b/kernel/locking/rtmutex_common.h index d1d62f942be2..ca6fb489007b 100644 --- a/kernel/locking/rtmutex_common.h +++ b/kernel/locking/rtmutex_common.h @@ -133,8 +133,7 @@ enum rtmutex_chainwalk { extern struct task_struct *rt_mutex_next_owner(struct rt_mutex *lock); extern void rt_mutex_init_proxy_locked(struct rt_mutex *lock, struct task_struct *proxy_owner); -extern void rt_mutex_proxy_unlock(struct rt_mutex *lock, - struct task_struct *proxy_owner); +extern void rt_mutex_proxy_unlock(struct rt_mutex *lock); extern void rt_mutex_init_waiter(struct rt_mutex_waiter *waiter); extern int __rt_mutex_start_proxy_lock(struct rt_mutex *lock, struct rt_mutex_waiter *waiter, -- 2.29.GIT
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