From 4390e60163979621f59e3a25a260289986eacb85 Mon Sep 17 00:00:00 2001
From: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Date: Fri, 10 Aug 2007 14:50:44 -0700
Subject: [SCSI] osst: Use mutex instead of semaphore

The OnStream SCSI Tape driver uses a semaphore as mutex.  Use the mutex API
instead of the (binary) semaphore.

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Reviewed-by: Satyam Sharma <satyam@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Willem Riede <wrlk@riede.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
 drivers/scsi/osst.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'drivers/scsi/osst.h')

diff --git a/drivers/scsi/osst.h b/drivers/scsi/osst.h
index 2cc7b5a1606..5aa22740b5d 100644
--- a/drivers/scsi/osst.h
+++ b/drivers/scsi/osst.h
@@ -4,6 +4,7 @@
 
 #include <asm/byteorder.h>
 #include <linux/completion.h>
+#include <linux/mutex.h>
 
 /*	FIXME - rename and use the following two types or delete them!
  *              and the types really should go to st.h anyway...
@@ -532,7 +533,7 @@ struct osst_tape {
   struct scsi_driver *driver;
   unsigned capacity;
   struct scsi_device *device;
-  struct semaphore lock;       /* for serialization */
+  struct mutex lock;           /* for serialization */
   struct completion wait;      /* for SCSI commands */
   struct osst_buffer * buffer;
 
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