powerpc/52xx: Use DEFINE_SPINLOCK
authorJulia Lawall <julia@diku.dk>
Thu, 25 Dec 2008 04:33:34 +0000 (04:33 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Thu, 8 Jan 2009 05:25:11 +0000 (16:25 +1100)
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@diku.dk>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/platforms/52xx/mpc52xx_common.c

index ae7c34f37e1c2cca2d4b6885b61e24ddfa434386..98367a0255f34aee02c47b7d308ef7f03eaf6364 100644 (file)
@@ -42,7 +42,7 @@ static struct of_device_id mpc52xx_bus_ids[] __initdata = {
  * from interrupt context while node mapping (which calls ioremap())
  * cannot be used at such point.
  */
-static spinlock_t mpc52xx_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(mpc52xx_lock);
 static struct mpc52xx_gpt __iomem *mpc52xx_wdt;
 static struct mpc52xx_cdm __iomem *mpc52xx_cdm;