linux-kernel - [PATCH 1/5] ipc,msg: use current->state helpers

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Date:	Tue, 13 May 2014 13:27:33 -0700
From:	Davidlohr Bueso <davidlohr@...com>
To:	manfred@...orfullife.com, akpm@...ux-foundation.org
Cc:	davidlohr@...com, aswin@...com, linux-kernel@...r.kernel.org
Subject: [PATCH 1/5] ipc,msg: use current->state helpers

Call __set_current_state() instead of assigning
the new state directly.

Signed-off-by: Davidlohr Bueso <davidlohr@...com>
---
 ipc/msg.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ipc/msg.c b/ipc/msg.c
index 7ed1ef3..5a8489b 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -227,7 +227,7 @@ static int newque(struct ipc_namespace *ns, struct ipc_params *params)
 static inline void ss_add(struct msg_queue *msq, struct msg_sender *mss)
 {
 	mss->tsk = current;
-	current->state = TASK_INTERRUPTIBLE;
+	__set_current_state(TASK_INTERRUPTIBLE);
 	list_add_tail(&mss->list, &msq->q_senders);
 }
 
@@ -976,7 +976,7 @@ long do_msgrcv(int msqid, void __user *buf, size_t bufsz, long msgtyp, int msgfl
 		else
 			msr_d.r_maxsize = bufsz;
 		msr_d.r_msg = ERR_PTR(-EAGAIN);
-		current->state = TASK_INTERRUPTIBLE;
+		__set_current_state(TASK_INTERRUPTIBLE);
 
 		ipc_unlock_object(&msq->q_perm);
 		rcu_read_unlock();
-- 
1.8.1.4

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