--- zzzz-none-000/linux-3.10.107/arch/powerpc/platforms/cell/spufs/inode.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/powerpc/platforms/cell/spufs/inode.c	2021-02-04 17:41:59.000000000 +0000
@@ -111,7 +111,7 @@
 static int
 spufs_setattr(struct dentry *dentry, struct iattr *attr)
 {
-	struct inode *inode = dentry->d_inode;
+	struct inode *inode = d_inode(dentry);
 
 	if ((attr->ia_valid & ATTR_SIZE) &&
 	    (attr->ia_size != inode->i_size))
@@ -163,14 +163,14 @@
 {
 	struct dentry *dentry, *tmp;
 
-	mutex_lock(&dir->d_inode->i_mutex);
+	mutex_lock(&d_inode(dir)->i_mutex);
 	list_for_each_entry_safe(dentry, tmp, &dir->d_subdirs, d_child) {
 		spin_lock(&dentry->d_lock);
-		if (!(d_unhashed(dentry)) && dentry->d_inode) {
+		if (simple_positive(dentry)) {
 			dget_dlock(dentry);
 			__d_drop(dentry);
 			spin_unlock(&dentry->d_lock);
-			simple_unlink(dir->d_inode, dentry);
+			simple_unlink(d_inode(dir), dentry);
 			/* XXX: what was dcache_lock protecting here? Other
 			 * filesystems (IB, configfs) release dcache_lock
 			 * before unlink */
@@ -180,7 +180,7 @@
 		}
 	}
 	shrink_dcache_parent(dir);
-	mutex_unlock(&dir->d_inode->i_mutex);
+	mutex_unlock(&d_inode(dir)->i_mutex);
 }
 
 /* Caller must hold parent->i_mutex */
@@ -192,7 +192,7 @@
 	d_drop(dir);
 	res = simple_rmdir(parent, dir);
 	/* We have to give up the mm_struct */
-	spu_forget(SPUFS_I(dir->d_inode)->i_ctx);
+	spu_forget(SPUFS_I(d_inode(dir))->i_ctx);
 	return res;
 }
 
@@ -222,8 +222,8 @@
 	int ret;
 
 	dir = file->f_path.dentry;
-	parent = dir->d_parent->d_inode;
-	ctx = SPUFS_I(dir->d_inode)->i_ctx;
+	parent = d_inode(dir->d_parent);
+	ctx = SPUFS_I(d_inode(dir))->i_ctx;
 
 	mutex_lock_nested(&parent->i_mutex, I_MUTEX_PARENT);
 	ret = spufs_rmdir(parent, dir);
@@ -238,7 +238,7 @@
 	.release	= spufs_dir_close,
 	.llseek		= dcache_dir_lseek,
 	.read		= generic_read_dir,
-	.readdir	= dcache_readdir,
+	.iterate	= dcache_readdir,
 	.fsync		= noop_fsync,
 };
 EXPORT_SYMBOL_GPL(spufs_context_fops);
@@ -301,7 +301,7 @@
 	int ret;
 	struct file *filp;
 
-	ret = get_unused_fd();
+	ret = get_unused_fd_flags(0);
 	if (ret < 0)
 		return ret;
 
@@ -460,7 +460,7 @@
 		goto out_aff_unlock;
 
 	if (affinity) {
-		spufs_set_affinity(flags, SPUFS_I(dentry->d_inode)->i_ctx,
+		spufs_set_affinity(flags, SPUFS_I(d_inode(dentry))->i_ctx,
 								neighbor);
 		if (neighbor)
 			put_spu_context(neighbor);
@@ -504,7 +504,7 @@
 
 	d_instantiate(dentry, inode);
 	inc_nlink(dir);
-	inc_nlink(dentry->d_inode);
+	inc_nlink(d_inode(dentry));
 	return ret;
 
 out_iput:
@@ -518,7 +518,7 @@
 	int ret;
 	struct file *filp;
 
-	ret = get_unused_fd();
+	ret = get_unused_fd_flags(0);
 	if (ret < 0)
 		return ret;
 
@@ -561,7 +561,7 @@
 long spufs_create(struct path *path, struct dentry *dentry,
 		unsigned int flags, umode_t mode, struct file *filp)
 {
-	struct inode *dir = path->dentry->d_inode;
+	struct inode *dir = d_inode(path->dentry);
 	int ret;
 
 	/* check if we are on spufs */
@@ -620,12 +620,16 @@
 		case Opt_uid:
 			if (match_int(&args[0], &option))
 				return 0;
-			root->i_uid = option;
+			root->i_uid = make_kuid(current_user_ns(), option);
+			if (!uid_valid(root->i_uid))
+				return 0;
 			break;
 		case Opt_gid:
 			if (match_int(&args[0], &option))
 				return 0;
-			root->i_gid = option;
+			root->i_gid = make_kgid(current_user_ns(), option);
+			if (!gid_valid(root->i_gid))
+				return 0;
 			break;
 		case Opt_mode:
 			if (match_octal(&args[0], &option))