From mboxrd@z Thu Jan 1 00:00:00 1970 From: Waiman Long Subject: [PATCH-tip v7 05/15] locking/rwsem: Move rwsem internal function declarations to rwsem-xadd.h Date: Wed, 18 Oct 2017 14:30:21 -0400 Message-ID: <1508351431-22375-6-git-send-email-longman@redhat.com> References: <1508351431-22375-1-git-send-email-longman@redhat.com> Return-path: In-Reply-To: <1508351431-22375-1-git-send-email-longman@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Peter Zijlstra , Ingo Molnar Cc: linux-kernel@vger.kernel.org, x86@kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-s390@vger.kernel.org, linux-arch@vger.kernel.org, Davidlohr Bueso , Dave Chinner , Waiman Long We don't need to expose rwsem internal functions which are not supposed to be called directly from other kernel code. Signed-off-by: Waiman Long --- include/linux/rwsem.h | 7 ------- kernel/locking/rwsem-xadd.h | 7 +++++++ 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index 398c748..e75ea44 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -42,13 +42,6 @@ struct rw_semaphore { #endif }; -extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *sem); -extern struct rw_semaphore *rwsem_down_read_failed_killable(struct rw_semaphore *sem); -extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *sem); -extern struct rw_semaphore *rwsem_down_write_failed_killable(struct rw_semaphore *sem); -extern struct rw_semaphore *rwsem_wake(struct rw_semaphore *); -extern struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem); - #define RWSEM_UNLOCKED_VALUE 0 /* In all implementations count != 0 means locked */ diff --git a/kernel/locking/rwsem-xadd.h b/kernel/locking/rwsem-xadd.h index 64afa35..2a8d878 100644 --- a/kernel/locking/rwsem-xadd.h +++ b/kernel/locking/rwsem-xadd.h @@ -90,6 +90,13 @@ static inline void rwsem_set_reader_owned(struct rw_semaphore *sem) #define RWSEM_COUNT_LOCKED(c) ((c) & RWSEM_LOCK_MASK) +extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *sem); +extern struct rw_semaphore *rwsem_down_read_failed_killable(struct rw_semaphore *sem); +extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *sem); +extern struct rw_semaphore *rwsem_down_write_failed_killable(struct rw_semaphore *sem); +extern struct rw_semaphore *rwsem_wake(struct rw_semaphore *); +extern struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem); + /* * lock for reading */ -- 1.8.3.1