From babf5d16f00a63674a3d3f381ba1544cc0c262e2 Mon Sep 17 00:00:00 2001
From: Jes Sorensen <jes@sgi.com>
Date: Thu, 23 Mar 2006 03:00:25 -0800
Subject: [PATCH] --- yaml --- r: 23041 b: refs/heads/master c:
 1657f824e880a9bd239a3436b820d1a2986f763d h: refs/heads/master i:   23039:
 54509ae5d15bb48f20658f569eb330bc5cc85e27 v: v3

---
 [refs]                        |  2 +-
 trunk/drivers/block/pktcdvd.c | 27 ++++++++++++++-------------
 2 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/[refs] b/[refs]
index d55ffd176185..1d5b2b4d1b07 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 97d1f15b7ef52c1e9c28dc48b454024bb53a5fd2
+refs/heads/master: 1657f824e880a9bd239a3436b820d1a2986f763d
diff --git a/trunk/drivers/block/pktcdvd.c b/trunk/drivers/block/pktcdvd.c
index 476a5b553f34..1d261f985f31 100644
--- a/trunk/drivers/block/pktcdvd.c
+++ b/trunk/drivers/block/pktcdvd.c
@@ -56,6 +56,7 @@
 #include <linux/seq_file.h>
 #include <linux/miscdevice.h>
 #include <linux/suspend.h>
+#include <linux/mutex.h>
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_ioctl.h>
 #include <scsi/scsi.h>
@@ -81,7 +82,7 @@
 static struct pktcdvd_device *pkt_devs[MAX_WRITERS];
 static struct proc_dir_entry *pkt_proc;
 static int pkt_major;
-static struct semaphore ctl_mutex;	/* Serialize open/close/setup/teardown */
+static struct mutex ctl_mutex;	/* Serialize open/close/setup/teardown */
 static mempool_t *psd_pool;
 
 
@@ -2018,7 +2019,7 @@ static int pkt_open(struct inode *inode, struct file *file)
 
 	VPRINTK("pktcdvd: entering open\n");
 
-	down(&ctl_mutex);
+	mutex_lock(&ctl_mutex);
 	pd = pkt_find_dev_from_minor(iminor(inode));
 	if (!pd) {
 		ret = -ENODEV;
@@ -2044,14 +2045,14 @@ static int pkt_open(struct inode *inode, struct file *file)
 		set_blocksize(inode->i_bdev, CD_FRAMESIZE);
 	}
 
-	up(&ctl_mutex);
+	mutex_unlock(&ctl_mutex);
 	return 0;
 
 out_dec:
 	pd->refcnt--;
 out:
 	VPRINTK("pktcdvd: failed open (%d)\n", ret);
-	up(&ctl_mutex);
+	mutex_unlock(&ctl_mutex);
 	return ret;
 }
 
@@ -2060,14 +2061,14 @@ static int pkt_close(struct inode *inode, struct file *file)
 	struct pktcdvd_device *pd = inode->i_bdev->bd_disk->private_data;
 	int ret = 0;
 
-	down(&ctl_mutex);
+	mutex_lock(&ctl_mutex);
 	pd->refcnt--;
 	BUG_ON(pd->refcnt < 0);
 	if (pd->refcnt == 0) {
 		int flush = test_bit(PACKET_WRITABLE, &pd->flags);
 		pkt_release_dev(pd, flush);
 	}
-	up(&ctl_mutex);
+	mutex_unlock(&ctl_mutex);
 	return ret;
 }
 
@@ -2596,21 +2597,21 @@ static int pkt_ctl_ioctl(struct inode *inode, struct file *file, unsigned int cm
 	case PKT_CTRL_CMD_SETUP:
 		if (!capable(CAP_SYS_ADMIN))
 			return -EPERM;
-		down(&ctl_mutex);
+		mutex_lock(&ctl_mutex);
 		ret = pkt_setup_dev(&ctrl_cmd);
-		up(&ctl_mutex);
+		mutex_unlock(&ctl_mutex);
 		break;
 	case PKT_CTRL_CMD_TEARDOWN:
 		if (!capable(CAP_SYS_ADMIN))
 			return -EPERM;
-		down(&ctl_mutex);
+		mutex_lock(&ctl_mutex);
 		ret = pkt_remove_dev(&ctrl_cmd);
-		up(&ctl_mutex);
+		mutex_unlock(&ctl_mutex);
 		break;
 	case PKT_CTRL_CMD_STATUS:
-		down(&ctl_mutex);
+		mutex_lock(&ctl_mutex);
 		pkt_get_status(&ctrl_cmd);
-		up(&ctl_mutex);
+		mutex_unlock(&ctl_mutex);
 		break;
 	default:
 		return -ENOTTY;
@@ -2656,7 +2657,7 @@ static int __init pkt_init(void)
 		goto out;
 	}
 
-	init_MUTEX(&ctl_mutex);
+	mutex_init(&ctl_mutex);
 
 	pkt_proc = proc_mkdir("pktcdvd", proc_root_driver);