linux-kernel - [PATCH 3/7] arch/powerpc/platforms/pasemi: Use DEFINE

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Date:	Thu, 25 Dec 2008 15:34:04 +0100 (CET)
From:	Julia Lawall <julia@...u.dk>
To:	olof@...om.net, linuxppc-dev@...abs.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH 3/7] arch/powerpc/platforms/pasemi: 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/arch/powerpc/platforms/pasemi/dma_lib.c b/arch/powerpc/platforms/pasemi/dma_lib.c
--- a/arch/powerpc/platforms/pasemi/dma_lib.c
+++ b/arch/powerpc/platforms/pasemi/dma_lib.c
@@ -509,7 +509,7 @@ fallback:
  */
 int pasemi_dma_init(void)
 {
-	static spinlock_t init_lock = SPIN_LOCK_UNLOCKED;
+	static DEFINE_SPINLOCK(init_lock);
 	struct pci_dev *iob_pdev;
 	struct pci_dev *pdev;
 	struct resource res;
--
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