diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 430d8af..c7671e1 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -313,6 +313,7 @@
 #include <linux/cdrom.h>
 #include <linux/ide.h>
 #include <linux/completion.h>
+#include <linux/mutex.h>
 
 #include <scsi/scsi.h>	/* For SCSI -> ATAPI command conversion */
 
@@ -324,7 +325,7 @@
 
 #include "ide-cd.h"
 
-static DECLARE_MUTEX(idecd_ref_sem);
+static DEFINE_MUTEX(idecd_ref_mutex);
 
 #define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref) 
 
@@ -335,11 +336,11 @@
 {
 	struct cdrom_info *cd = NULL;
 
-	down(&idecd_ref_sem);
+	mutex_lock(&idecd_ref_mutex);
 	cd = ide_cd_g(disk);
 	if (cd)
 		kref_get(&cd->kref);
-	up(&idecd_ref_sem);
+	mutex_unlock(&idecd_ref_mutex);
 	return cd;
 }
 
@@ -347,9 +348,9 @@
 
 static void ide_cd_put(struct cdrom_info *cd)
 {
-	down(&idecd_ref_sem);
+	mutex_lock(&idecd_ref_mutex);
 	kref_put(&cd->kref, ide_cd_release);
-	up(&idecd_ref_sem);
+	mutex_unlock(&idecd_ref_mutex);
 }
 
 /****************************************************************************
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 09086b8..e238b7d 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -60,6 +60,7 @@
 #include <linux/genhd.h>
 #include <linux/slab.h>
 #include <linux/delay.h>
+#include <linux/mutex.h>
 
 #define _IDE_DISK
 
@@ -78,7 +79,7 @@
 	struct kref	kref;
 };
 
-static DECLARE_MUTEX(idedisk_ref_sem);
+static DEFINE_MUTEX(idedisk_ref_mutex);
 
 #define to_ide_disk(obj) container_of(obj, struct ide_disk_obj, kref)
 
@@ -89,11 +90,11 @@
 {
 	struct ide_disk_obj *idkp = NULL;
 
-	down(&idedisk_ref_sem);
+	mutex_lock(&idedisk_ref_mutex);
 	idkp = ide_disk_g(disk);
 	if (idkp)
 		kref_get(&idkp->kref);
-	up(&idedisk_ref_sem);
+	mutex_unlock(&idedisk_ref_mutex);
 	return idkp;
 }
 
@@ -101,9 +102,9 @@
 
 static void ide_disk_put(struct ide_disk_obj *idkp)
 {
-	down(&idedisk_ref_sem);
+	mutex_lock(&idedisk_ref_mutex);
 	kref_put(&idkp->kref, ide_disk_release);
-	up(&idedisk_ref_sem);
+	mutex_unlock(&idedisk_ref_mutex);
 }
 
 /*
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 1f8db9a..a53e3ce 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -98,6 +98,7 @@
 #include <linux/cdrom.h>
 #include <linux/ide.h>
 #include <linux/bitops.h>
+#include <linux/mutex.h>
 
 #include <asm/byteorder.h>
 #include <asm/irq.h>
@@ -517,7 +518,7 @@
 	u8		reserved[4];
 } idefloppy_mode_parameter_header_t;
 
-static DECLARE_MUTEX(idefloppy_ref_sem);
+static DEFINE_MUTEX(idefloppy_ref_mutex);
 
 #define to_ide_floppy(obj) container_of(obj, struct ide_floppy_obj, kref)
 
@@ -528,11 +529,11 @@
 {
 	struct ide_floppy_obj *floppy = NULL;
 
-	down(&idefloppy_ref_sem);
+	mutex_lock(&idefloppy_ref_mutex);
 	floppy = ide_floppy_g(disk);
 	if (floppy)
 		kref_get(&floppy->kref);
-	up(&idefloppy_ref_sem);
+	mutex_unlock(&idefloppy_ref_mutex);
 	return floppy;
 }
 
@@ -540,9 +541,9 @@
 
 static void ide_floppy_put(struct ide_floppy_obj *floppy)
 {
-	down(&idefloppy_ref_sem);
+	mutex_lock(&idefloppy_ref_mutex);
 	kref_put(&floppy->kref, ide_floppy_release);
-	up(&idefloppy_ref_sem);
+	mutex_unlock(&idefloppy_ref_mutex);
 }
 
 /*
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 0101d0d..ebc5906 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -443,6 +443,7 @@
 #include <linux/smp_lock.h>
 #include <linux/completion.h>
 #include <linux/bitops.h>
+#include <linux/mutex.h>
 
 #include <asm/byteorder.h>
 #include <asm/irq.h>
@@ -1011,7 +1012,7 @@
          int debug_level; 
 } idetape_tape_t;
 
-static DECLARE_MUTEX(idetape_ref_sem);
+static DEFINE_MUTEX(idetape_ref_mutex);
 
 static struct class *idetape_sysfs_class;
 
@@ -1024,11 +1025,11 @@
 {
 	struct ide_tape_obj *tape = NULL;
 
-	down(&idetape_ref_sem);
+	mutex_lock(&idetape_ref_mutex);
 	tape = ide_tape_g(disk);
 	if (tape)
 		kref_get(&tape->kref);
-	up(&idetape_ref_sem);
+	mutex_unlock(&idetape_ref_mutex);
 	return tape;
 }
 
@@ -1036,9 +1037,9 @@
 
 static void ide_tape_put(struct ide_tape_obj *tape)
 {
-	down(&idetape_ref_sem);
+	mutex_lock(&idetape_ref_mutex);
 	kref_put(&tape->kref, ide_tape_release);
-	up(&idetape_ref_sem);
+	mutex_unlock(&idetape_ref_mutex);
 }
 
 /*
@@ -1290,11 +1291,11 @@
 {
 	struct ide_tape_obj *tape = NULL;
 
-	down(&idetape_ref_sem);
+	mutex_lock(&idetape_ref_mutex);
 	tape = idetape_devs[i];
 	if (tape)
 		kref_get(&tape->kref);
-	up(&idetape_ref_sem);
+	mutex_unlock(&idetape_ref_mutex);
 	return tape;
 }
 
@@ -4870,11 +4871,11 @@
 
 	drive->driver_data = tape;
 
-	down(&idetape_ref_sem);
+	mutex_lock(&idetape_ref_mutex);
 	for (minor = 0; idetape_devs[minor]; minor++)
 		;
 	idetape_devs[minor] = tape;
-	up(&idetape_ref_sem);
+	mutex_unlock(&idetape_ref_mutex);
 
 	idetape_setup(drive, tape, minor);