[PATCH] (2/4) ->kill_sb() switchover

FS_LITTER filesystems (ramfs-like) switched to use of ->kill_sb().
FS_LITTER is gone.

drivers/hotplug/pci_hotplug_core.c

@@ -350,7 +350,7 @@ static struct file_system_type pcihpfs_type = {
 	owner:		THIS_MODULE,
 	name:		"pcihpfs",
 	get_sb:		pcihpfs_get_sb,
-	fs_flags:	FS_LITTER,
+	kill_sb:	kill_litter_super,
 };
 
 static int get_mount (void)

fs/binfmt_misc.c

@@ -721,7 +721,7 @@ static struct file_system_type bm_fs_type = {
 	owner:		THIS_MODULE,
 	name:		"binfmt_misc",
 	get_sb:		bm_get_sb,
-	fs_flags:	FS_LITTER,
+	kill_sb:	kill_litter_super,
 };
 
 static int __init init_misc_binfmt(void)

fs/driverfs/inode.c

@@ -433,7 +433,7 @@ static struct file_system_type driverfs_fs_type = {
 	owner:		THIS_MODULE,
 	name:		"driverfs",
 	get_sb:		driverfs_get_sb,
-	fs_flags:	FS_LITTER,
+	kill_sb:	kill_litter_super,
 };
 
 static int get_mount(void)

fs/ramfs/inode.c

@@ -338,12 +338,13 @@ static struct super_block *ramfs_get_sb(struct file_system_type *fs_type,
 static struct file_system_type ramfs_fs_type = {
 	name:		"ramfs",
 	get_sb:		ramfs_get_sb,
-	fs_flags:	FS_LITTER,
+	kill_sb:	kill_litter_super,
 };
 static struct file_system_type rootfs_fs_type = {
 	name:		"rootfs",
 	get_sb:		ramfs_get_sb,
-	fs_flags:	FS_NOMOUNT|FS_LITTER,
+	kill_sb:	kill_litter_super,
+	fs_flags:	FS_NOMOUNT,
 };
 
 static int __init init_ramfs_fs(void)

fs/super.c

@@ -440,9 +440,6 @@ static void shutdown_super(struct super_block *sb)
 	kdev_t dev = sb->s_dev;
 	struct block_device *bdev = sb->s_bdev;
 
-	/* Need to clean after the sucker */
-	if (fs->fs_flags & FS_LITTER && sb->s_root)
-		d_genocide(sb->s_root);
 	generic_shutdown_super(sb);
 	if (bdev) {
 		bd_release(bdev);

include/linux/fs.h

@@ -92,7 +92,6 @@ extern int leases_enable, dir_notify_enable, lease_break_time;
 			   * FS_NO_DCACHE is not set.
 			   */
 #define FS_NOMOUNT	16 /* Never mount from userland */
-#define FS_LITTER	32 /* Keeps the tree in dcache */
 #define FS_ODD_RENAME	32768	/* Temporary stuff; will go away as soon
 				  * as nfs_rename() will be cleaned up
 				  */

mm/shmem.c

@@ -1425,20 +1425,21 @@ static struct file_system_type shmem_fs_type = {
 	owner:		THIS_MODULE,
 	name:		"shmem",
 	get_sb:		shmem_get_sb,
-	fs_flags:	FS_LITTER,
+	kill_sb:	kill_litter_super,
 };
 static struct file_system_type tmpfs_fs_type = {
 	owner:		THIS_MODULE,
 	name:		"tmpfs",
 	get_sb:		shmem_get_sb,
-	fs_flags:	FS_LITTER,
+	kill_sb:	kill_litter_super,
 };
 #else
 static struct file_system_type tmpfs_fs_type = {
 	owner:		THIS_MODULE,
 	name:		"tmpfs",
 	get_sb:		shmem_get_sb,
-	fs_flags:	FS_LITTER|FS_NOMOUNT,
+	kill_sb:	kill_litter_super,
+	fs_flags:	FS_NOMOUNT,
 };
 #endif
 static struct vfsmount *shm_mnt;