5 files changed, 14 insertions, 13 deletions

diff --git a/fs/affs/Kconfig b/fs/affs/Kconfig
index eb9d0ab850cb..962b86374e1c 100644
--- a/fs/affs/Kconfig
+++ b/fs/affs/Kconfig
@@ -2,6 +2,7 @@
 config AFFS_FS
 	tristate "Amiga FFS file system support"
 	depends on BLOCK
+	select LEGACY_DIRECT_IO
 	help
 	  The Fast File System (FFS) is the common file system used on hard
 	  disks by Amiga(tm) systems since AmigaOS Version 1.3 (34.20).  Say Y
diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index bfa89e131ead..60685ec76d98 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -167,17 +167,17 @@ extern const struct export_operations affs_export_ops;
 extern int	affs_hash_name(struct super_block *sb, const u8 *name, unsigned int len);
 extern struct dentry *affs_lookup(struct inode *dir, struct dentry *dentry, unsigned int);
 extern int	affs_unlink(struct inode *dir, struct dentry *dentry);
-extern int	affs_create(struct user_namespace *mnt_userns, struct inode *dir,
+extern int	affs_create(struct mnt_idmap *idmap, struct inode *dir,
 			struct dentry *dentry, umode_t mode, bool);
-extern int	affs_mkdir(struct user_namespace *mnt_userns, struct inode *dir,
+extern int	affs_mkdir(struct mnt_idmap *idmap, struct inode *dir,
 			struct dentry *dentry, umode_t mode);
 extern int	affs_rmdir(struct inode *dir, struct dentry *dentry);
 extern int	affs_link(struct dentry *olddentry, struct inode *dir,
 			  struct dentry *dentry);
-extern int	affs_symlink(struct user_namespace *mnt_userns,
+extern int	affs_symlink(struct mnt_idmap *idmap,
 			struct inode *dir, struct dentry *dentry,
 			const char *symname);
-extern int	affs_rename2(struct user_namespace *mnt_userns,
+extern int	affs_rename2(struct mnt_idmap *idmap,
 			struct inode *old_dir, struct dentry *old_dentry,
 			struct inode *new_dir, struct dentry *new_dentry,
 			unsigned int flags);
@@ -185,7 +185,7 @@ extern int	affs_rename2(struct user_namespace *mnt_userns,
 /* inode.c */
 
 extern struct inode		*affs_new_inode(struct inode *dir);
-extern int			 affs_notify_change(struct user_namespace *mnt_userns,
+extern int			 affs_notify_change(struct mnt_idmap *idmap,
 					struct dentry *dentry, struct iattr *attr);
 extern void			 affs_evict_inode(struct inode *inode);
 extern struct inode		*affs_iget(struct super_block *sb,
diff --git a/fs/affs/file.c b/fs/affs/file.c
index cefa222f7881..8daeed31e1af 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -880,7 +880,7 @@ affs_truncate(struct inode *inode)
 	if (inode->i_size > AFFS_I(inode)->mmu_private) {
 		struct address_space *mapping = inode->i_mapping;
 		struct page *page;
-		void *fsdata;
+		void *fsdata = NULL;
 		loff_t isize = inode->i_size;
 		int res;
 
diff --git a/fs/affs/inode.c b/fs/affs/inode.c
index 2352a75bd9d6..27f77a52c5c8 100644
--- a/fs/affs/inode.c
+++ b/fs/affs/inode.c
@@ -216,7 +216,7 @@ affs_write_inode(struct inode *inode, struct writeback_control *wbc)
 }
 
 int
-affs_notify_change(struct user_namespace *mnt_userns, struct dentry *dentry,
+affs_notify_change(struct mnt_idmap *idmap, struct dentry *dentry,
 		   struct iattr *attr)
 {
 	struct inode *inode = d_inode(dentry);
@@ -224,7 +224,7 @@ affs_notify_change(struct user_namespace *mnt_userns, struct dentry *dentry,
 
 	pr_debug("notify_change(%lu,0x%x)\n", inode->i_ino, attr->ia_valid);
 
-	error = setattr_prepare(&init_user_ns, dentry, attr);
+	error = setattr_prepare(&nop_mnt_idmap, dentry, attr);
 	if (error)
 		goto out;
 
@@ -250,7 +250,7 @@ affs_notify_change(struct user_namespace *mnt_userns, struct dentry *dentry,
 		affs_truncate(inode);
 	}
 
-	setattr_copy(&init_user_ns, inode, attr);
+	setattr_copy(&nop_mnt_idmap, inode, attr);
 	mark_inode_dirty(inode);
 
 	if (attr->ia_valid & ATTR_MODE)
diff --git a/fs/affs/namei.c b/fs/affs/namei.c
index bcab18956b4f..d12ccfd2a83d 100644
--- a/fs/affs/namei.c
+++ b/fs/affs/namei.c
@@ -242,7 +242,7 @@ affs_unlink(struct inode *dir, struct dentry *dentry)
 }
 
 int
-affs_create(struct user_namespace *mnt_userns, struct inode *dir,
+affs_create(struct mnt_idmap *idmap, struct inode *dir,
 	    struct dentry *dentry, umode_t mode, bool excl)
 {
 	struct super_block *sb = dir->i_sb;
@@ -274,7 +274,7 @@ affs_create(struct user_namespace *mnt_userns, struct inode *dir,
 }
 
 int
-affs_mkdir(struct user_namespace *mnt_userns, struct inode *dir,
+affs_mkdir(struct mnt_idmap *idmap, struct inode *dir,
 	   struct dentry *dentry, umode_t mode)
 {
 	struct inode		*inode;
@@ -313,7 +313,7 @@ affs_rmdir(struct inode *dir, struct dentry *dentry)
 }
 
 int
-affs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+affs_symlink(struct mnt_idmap *idmap, struct inode *dir,
 	     struct dentry *dentry, const char *symname)
 {
 	struct super_block	*sb = dir->i_sb;
@@ -503,7 +503,7 @@ done:
 	return retval;
 }
 
-int affs_rename2(struct user_namespace *mnt_userns, struct inode *old_dir,
+int affs_rename2(struct mnt_idmap *idmap, struct inode *old_dir,
 		 struct dentry *old_dentry, struct inode *new_dir,
 		 struct dentry *new_dentry, unsigned int flags)
 {