From 9ac162521cd9796f44d263a61090634844c719a6 Mon Sep 17 00:00:00 2001
From: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Date: Sun, 15 Jul 2007 23:39:49 -0700
Subject: Use mutexes instead of semaphores in I2O driver

The I2O driver uses two semaphores as mutexes.  Use the mutex API instead of
the (binary) semaphores.

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 include/linux/i2o.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'include/linux/i2o.h')

diff --git a/include/linux/i2o.h b/include/linux/i2o.h
index 52f53e2..333a370 100644
--- a/include/linux/i2o.h
+++ b/include/linux/i2o.h
@@ -31,6 +31,7 @@
 #include <linux/slab.h>
 #include <linux/workqueue.h>	/* work_struct */
 #include <linux/mempool.h>
+#include <linux/mutex.h>
 
 #include <asm/io.h>
 #include <asm/semaphore.h>	/* Needed for MUTEX init macros */
@@ -425,7 +426,7 @@ struct i2o_device {
 
 	struct device device;
 
-	struct semaphore lock;	/* device lock */
+	struct mutex lock;	/* device lock */
 };
 
 /*
@@ -544,7 +545,7 @@ struct i2o_controller {
 	struct i2o_dma hrt;	/* HW Resource Table */
 	i2o_lct *lct;		/* Logical Config Table */
 	struct i2o_dma dlct;	/* Temp LCT */
-	struct semaphore lct_lock;	/* Lock for LCT updates */
+	struct mutex lct_lock;	/* Lock for LCT updates */
 	struct i2o_dma status_block;	/* IOP status block */
 
 	struct i2o_io base;	/* controller messaging unit */
-- 
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