ide: use mutex instead of ide_setting_sem semaphore in IDE driver

[pandora-kernel.git] / drivers / ide / ide-disk.c

diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index dc2175c..b1304a7 100644 (file)
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -1190,11 +1190,11 @@ static int idedisk_ioctl(struct inode *inode, struct file *file,
        return generic_ide_ioctl(drive, file, bdev, cmd, arg);
 
 read_val:
-       down(&ide_setting_sem);
+       mutex_lock(&ide_setting_mtx);
        spin_lock_irqsave(&ide_lock, flags);
        err = *val;
        spin_unlock_irqrestore(&ide_lock, flags);
-       up(&ide_setting_sem);
+       mutex_unlock(&ide_setting_mtx);
        return err >= 0 ? put_user(err, (long __user *)arg) : err;
 
 set_val:
@@ -1204,9 +1204,9 @@ set_val:
                if (!capable(CAP_SYS_ADMIN))
                        err = -EACCES;
                else {
-                       down(&ide_setting_sem);
+                       mutex_lock(&ide_setting_mtx);
                        err = setfunc(drive, arg);
-                       up(&ide_setting_sem);
+                       mutex_unlock(&ide_setting_mtx);
                }
        }
        return err;