diff --git a/include/os/linux/kernel/linux/vfs_compat.h b/include/os/linux/kernel/linux/vfs_compat.h
index 91e908598fbb..b5ff1559ece6 100644
--- a/include/os/linux/kernel/linux/vfs_compat.h
+++ b/include/os/linux/kernel/linux/vfs_compat.h
@@ -296,11 +296,7 @@ static inline struct dentry *file_dentry(const struct file *f)
 
 static inline uid_t zfs_uid_read_impl(struct inode *ip)
 {
-#ifdef HAVE_SUPER_USER_NS
-	return (from_kuid(ip->i_sb->s_user_ns, ip->i_uid));
-#else
 	return (from_kuid(kcred->user_ns, ip->i_uid));
-#endif
 }
 
 static inline uid_t zfs_uid_read(struct inode *ip)
@@ -310,11 +306,7 @@ static inline uid_t zfs_uid_read(struct inode *ip)
 
 static inline gid_t zfs_gid_read_impl(struct inode *ip)
 {
-#ifdef HAVE_SUPER_USER_NS
-	return (from_kgid(ip->i_sb->s_user_ns, ip->i_gid));
-#else
 	return (from_kgid(kcred->user_ns, ip->i_gid));
-#endif
 }
 
 static inline gid_t zfs_gid_read(struct inode *ip)
@@ -324,20 +316,12 @@ static inline gid_t zfs_gid_read(struct inode *ip)
 
 static inline void zfs_uid_write(struct inode *ip, uid_t uid)
 {
-#ifdef HAVE_SUPER_USER_NS
-	ip->i_uid = make_kuid(ip->i_sb->s_user_ns, uid);
-#else
 	ip->i_uid = make_kuid(kcred->user_ns, uid);
-#endif
 }
 
 static inline void zfs_gid_write(struct inode *ip, gid_t gid)
 {
-#ifdef HAVE_SUPER_USER_NS
-	ip->i_gid = make_kgid(ip->i_sb->s_user_ns, gid);
-#else
 	ip->i_gid = make_kgid(kcred->user_ns, gid);
-#endif
 }
 
 /*