[PATCH] sem2mutex: drivers/mtd/

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Acked-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/mtd/devices/blkmtd.c b/drivers/mtd/devices/blkmtd.c
index 04f864d238db..d732532635a1 100644
--- a/drivers/mtd/devices/blkmtd.c
+++ b/drivers/mtd/devices/blkmtd.c
@@ -29,7 +29,7 @@
 #include <linux/list.h>
 #include <linux/init.h>
 #include <linux/mtd/mtd.h>
-
+#include <linux/mutex.h>
 
 #define err(format, arg...) printk(KERN_ERR "blkmtd: " format "\n" , ## arg)
 #define info(format, arg...) printk(KERN_INFO "blkmtd: " format "\n" , ## arg)
@@ -46,7 +46,7 @@ struct blkmtd_dev {
         struct list_head list;
         struct block_device *blkdev;
         struct mtd_info mtd_info;
-        struct semaphore wrbuf_mutex;
+        struct mutex wrbuf_mutex;
 };
 
 
@@ -268,7 +268,7 @@ static int write_pages(struct blkmtd_dev *dev, const u_char *buf, loff_t to,
         if(end_len)
                 pagecnt++;
 
-        down(&dev->wrbuf_mutex);
+        mutex_lock(&dev->wrbuf_mutex);
 
         DEBUG(3, "blkmtd: write: start_len = %zd len = %zd end_len = %zd pagecnt = %d\n",
               start_len, len, end_len, pagecnt);
@@ -376,7 +376,7 @@ static int write_pages(struct blkmtd_dev *dev, const u_char *buf, loff_t to,
                 blkmtd_write_out(bio);
 
         DEBUG(2, "blkmtd: write: end, retlen = %zd, err = %d\n", *retlen, err);
-        up(&dev->wrbuf_mutex);
+        mutex_unlock(&dev->wrbuf_mutex);
 
         if(retlen)
                 *retlen = thislen;
@@ -659,7 +659,7 @@ static struct blkmtd_dev *add_device(char *devname, int readonly, int erase_size
         memset(dev, 0, sizeof(struct blkmtd_dev));
         dev->blkdev = bdev;
         if(!readonly) {
-                init_MUTEX(&dev->wrbuf_mutex);
+                mutex_init(&dev->wrbuf_mutex);
         }
 
         dev->mtd_info.size = dev->blkdev->bd_inode->i_size & PAGE_MASK;