From 90b8f2824ce68dd87d304641a1d5a048dfff39f5 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 2 Mar 2008 10:43:36 -0500
Subject: [PATCH] [PATCH] end of methods switch: remove the old ones

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 block/compat_ioctl.c   | 12 ------------
 block/ioctl.c          | 26 --------------------------
 fs/block_dev.c         | 13 -------------
 include/linux/blkdev.h |  8 --------
 4 files changed, 59 deletions(-)

diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 576c4fd15463..fd537fdb25a3 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -708,16 +708,6 @@ static int compat_blkdev_driver_ioctl(struct inode *inode, struct file *file,
 		return -ENOIOCTLCMD;
 	}
 
-	if (disk->fops->__unlocked_ioctl)
-		return disk->fops->__unlocked_ioctl(file, cmd, arg);
-
-	if (disk->fops->__ioctl) {
-		lock_kernel();
-		ret = disk->fops->__ioctl(inode, file, cmd, arg);
-		unlock_kernel();
-		return ret;
-	}
-
 	return __blkdev_driver_ioctl(inode->i_bdev, file->f_mode, cmd, arg);
 }
 
@@ -805,8 +795,6 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 
 	lock_kernel();
 	ret = compat_blkdev_locked_ioctl(inode, file, bdev, cmd, arg);
-	if (ret == -ENOIOCTLCMD && disk->fops->__compat_ioctl)
-		ret = disk->fops->__compat_ioctl(file, cmd, arg);
 	unlock_kernel();
 	if (ret == -ENOIOCTLCMD && disk->fops->compat_ioctl)
 		ret = disk->fops->compat_ioctl(bdev, file->f_mode, cmd, arg);
diff --git a/block/ioctl.c b/block/ioctl.c
index 01ff463bc801..0db89f95b15f 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -276,16 +276,6 @@ int blkdev_driver_ioctl(struct inode *inode, struct file *file,
 			mode |= FMODE_NDELAY_NOW;
 	}
 
-	if (disk->fops->__unlocked_ioctl)
-		return disk->fops->__unlocked_ioctl(file, cmd, arg);
-
-	if (disk->fops->__ioctl) {
-		lock_kernel();
-		ret = disk->fops->__ioctl(inode, file, cmd, arg);
-		unlock_kernel();
-		return ret;
-	}
-
 	return __blkdev_driver_ioctl(inode->i_bdev, mode, cmd, arg);
 }
 EXPORT_SYMBOL_GPL(blkdev_driver_ioctl);
@@ -295,22 +285,6 @@ int __blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
 {
 	struct gendisk *disk = bdev->bd_disk;
 	int ret;
-	/* you bet it'll go away by the end of patch series */
-	struct file fake_file = {};
-	struct dentry fake_dentry = {};
-	fake_file.f_mode = mode;
-	fake_file.f_path.dentry = &fake_dentry;
-	fake_dentry.d_inode = bdev->bd_inode;
-
-	if (disk->fops->__unlocked_ioctl)
-		return disk->fops->__unlocked_ioctl(&fake_file, cmd, arg);
-
-	if (disk->fops->__ioctl) {
-		lock_kernel();
-		ret = disk->fops->__ioctl(bdev->bd_inode, &fake_file, cmd, arg);
-		unlock_kernel();
-		return ret;
-	}
 
 	if (disk->fops->ioctl)
 		return disk->fops->ioctl(bdev, mode, cmd, arg);
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 73b6ce47c861..55124ac8c7ad 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1033,11 +1033,6 @@ static int do_open(struct block_device *bdev, struct file *file, int for_part)
 		bdev->bd_contains = bdev;
 		if (!partno) {
 			struct backing_dev_info *bdi;
-			if (disk->fops->__open) {
-				ret = disk->fops->__open(bdev->bd_inode, file);
-				if (ret)
-					goto out_first;
-			}
 			if (disk->fops->open) {
 				ret = disk->fops->open(bdev, file->f_mode);
 				if (ret)
@@ -1079,11 +1074,6 @@ static int do_open(struct block_device *bdev, struct file *file, int for_part)
 		part = NULL;
 		disk = NULL;
 		if (bdev->bd_contains == bdev) {
-			if (bdev->bd_disk->fops->__open) {
-				ret = bdev->bd_disk->fops->__open(bdev->bd_inode, file);
-				if (ret)
-					goto out;
-			}
 			if (bdev->bd_disk->fops->open) {
 				ret = bdev->bd_disk->fops->open(bdev, file->f_mode);
 				if (ret)
@@ -1180,7 +1170,6 @@ static int blkdev_open(struct inode * inode, struct file * filp)
 static int __blkdev_put(struct block_device *bdev, int for_part)
 {
 	int ret = 0;
-	struct inode *bd_inode = bdev->bd_inode;
 	struct gendisk *disk = bdev->bd_disk;
 	struct block_device *victim = NULL;
 
@@ -1194,8 +1183,6 @@ static int __blkdev_put(struct block_device *bdev, int for_part)
 		kill_bdev(bdev);
 	}
 	if (bdev->bd_contains == bdev) {
-		if (disk->fops->__release)
-			ret = disk->fops->__release(bd_inode, NULL);
 		if (disk->fops->release)
 			ret = disk->fops->release(disk, 0);
 	}
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index b573186ff1a1..a135256b272c 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1057,15 +1057,7 @@ static inline int blk_integrity_rq(struct request *rq)
 
 #endif /* CONFIG_BLK_DEV_INTEGRITY */
 
-struct file;
-struct inode;
-
 struct block_device_operations {
-	int (*__open) (struct inode *, struct file *);
-	int (*__release) (struct inode *, struct file *);
-	int (*__ioctl) (struct inode *, struct file *, unsigned, unsigned long);
-	long (*__unlocked_ioctl) (struct file *, unsigned, unsigned long);
-	long (*__compat_ioctl) (struct file *, unsigned, unsigned long);
 	int (*open) (struct block_device *, fmode_t);
 	int (*release) (struct gendisk *, fmode_t);
 	int (*locked_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);