linux-kernel - [PATCH 10/11] ipc,msg: drop msg

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Message-Id: <1371604716-3439-11-git-send-email-davidlohr.bueso@hp.com>
Date:	Tue, 18 Jun 2013 18:18:35 -0700
From:	Davidlohr Bueso <davidlohr.bueso@...com>
To:	akpm@...ux-foundation.org, riel@...hat.com,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Cc:	Davidlohr Bueso <davidlohr.bueso@...com>
Subject: [PATCH 10/11] ipc,msg: drop msg_unlock

There is only one user left, drop this function and just call
ipc_unlock_object() and rcu_read_unlock().

Signed-off-by: Davidlohr Bueso <davidlohr.bueso@...com>
---
 ipc/msg.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/ipc/msg.c b/ipc/msg.c
index 80d8aa7..091fa2b 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -70,8 +70,6 @@ struct msg_sender {
 
 #define msg_ids(ns)	((ns)->ids[IPC_MSG_IDS])
 
-#define msg_unlock(msq)		ipc_unlock(&(msq)->q_perm)
-
 static void freeque(struct ipc_namespace *, struct kern_ipc_perm *);
 static int newque(struct ipc_namespace *, struct ipc_params *);
 #ifdef CONFIG_PROC_FS
@@ -270,7 +268,8 @@ static void freeque(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp)
 	expunge_all(msq, -EIDRM);
 	ss_wakeup(&msq->q_senders, 1);
 	msg_rmid(ns, msq);
-	msg_unlock(msq);
+	ipc_unlock_object(&msq->q_perm);
+	rcu_read_unlock();
 
 	list_for_each_entry_safe(msg, t, &msq->q_messages, m_list) {
 		atomic_dec(&ns->msg_hdrs);
-- 
1.7.11.7

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