linux-kernel - [PATCH 6/7] drivers/staging/meilhaus: Use DEFINE

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Message-ID: <Pine.LNX.4.64.0812251534450.22039@ask.diku.dk>
Date:	Thu, 25 Dec 2008 15:35:05 +0100 (CET)
From:	Julia Lawall <julia@...u.dk>
To:	mail@...idkiliani.de, gregkh@...e.de, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: [PATCH 6/7] drivers/staging/meilhaus: Use DEFINE_SPINLOCK

From: Julia Lawall <julia@...u.dk>

SPIN_LOCK_UNLOCKED is deprecated.  The following makes the change suggested
in Documentation/spinlocks.txt

The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)

// <smpl>
@@
declarer name DEFINE_SPINLOCK;
identifier xxx_lock;
@@

- spinlock_t xxx_lock = SPIN_LOCK_UNLOCKED;
+ DEFINE_SPINLOCK(xxx_lock);
// </smpl>

Signed-off-by: Julia Lawall <julia@...u.dk>

---
diff -u -p a/drivers/staging/meilhaus/memain.c b/drivers/staging/meilhaus/memain.c
--- a/drivers/staging/meilhaus/memain.c
+++ b/drivers/staging/meilhaus/memain.c
@@ -79,7 +79,7 @@ MODULE_PARM(major, "i");
 
 static struct file *me_filep = NULL;
 static int me_count = 0;
-static spinlock_t me_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(me_lock);
 static DECLARE_RWSEM(me_rwsem);
 
 /* Board instances are kept in a global list */
--
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