diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 31ca97b1b32c..7832f70baf65 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -238,6 +238,9 @@ void fuse_queue_forget(struct fuse_conn *fc, struct fuse_forget_link *forget,
 {
 	struct fuse_iqueue *fiq = &fc->iq;
 
+	if (fc->no_forget)
+		return;
+
 	/*
 	 * The nullptr means that fuse_queue_forget() is used in error cases.
 	 * Avoid preallocating this structure because it is unlikely used.
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 583362492ce0..afc56c8ed7d6 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -236,9 +236,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
 				fuse_queue_forget(fm->fc, NULL, outarg.nodeid, 1);
 				goto invalid;
 			}
-			spin_lock(&fi->lock);
-			fi->nlookup++;
-			spin_unlock(&fi->lock);
+			fuse_inc_nlookup(fm->fc, fi);
 		}
 		if (ret == -ENOMEM || ret == -EINTR)
 			goto out;
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index 0b9a02b3155f..857357be5c8a 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -859,6 +859,9 @@ struct fuse_conn {
 	/** Passthrough support for read/write IO */
 	unsigned int passthrough:1;
 
+	/** Is forget not implemented by fs? */
+	unsigned int no_forget:1;
+
 	/** Maximum stack depth for passthrough backing files */
 	int max_stack_depth;
 
@@ -1028,6 +1031,26 @@ static inline void fuse_sync_bucket_dec(struct fuse_sync_bucket *bucket)
 	rcu_read_unlock();
 }
 
+static inline void fuse_inc_nlookup(struct fuse_conn *fc, struct fuse_inode *fi)
+{
+	if (fc->no_forget)
+		return;
+
+	spin_lock(&fi->lock);
+	fi->nlookup++;
+	spin_lock(&fi->lock);
+}
+
+static inline void fuse_dec_nlookup(struct fuse_conn *fc, struct fuse_inode *fi)
+{
+	if (fc->no_forget)
+		return;
+
+	spin_lock(&fi->lock);
+	fi->nlookup--;
+	spin_lock(&fi->lock);
+}
+
 /** Device operations */
 extern const struct file_operations fuse_dev_operations;
 
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index ecc867e21acd..d2771ae515ea 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -84,6 +84,7 @@ static struct fuse_submount_lookup *fuse_alloc_submount_lookup(void)
 static struct inode *fuse_alloc_inode(struct super_block *sb)
 {
 	struct fuse_inode *fi;
+	struct fuse_conn *fc = get_fuse_conn_super(sb);
 
 	fi = alloc_inode_sb(sb, fuse_inode_cachep, GFP_KERNEL);
 	if (!fi)
@@ -97,11 +98,14 @@ static struct inode *fuse_alloc_inode(struct super_block *sb)
 	fi->orig_ino = 0;
 	fi->state = 0;
 	fi->submount_lookup = NULL;
+	fi->forget = NULL;
 	mutex_init(&fi->mutex);
 	spin_lock_init(&fi->lock);
-	fi->forget = fuse_alloc_forget(GFP_KERNEL_ACCOUNT);
-	if (!fi->forget)
-		goto out_free;
+	if (!fc->no_forget) {
+		fi->forget = fuse_alloc_forget(GFP_KERNEL_ACCOUNT);
+		if (!fi->forget)
+			goto out_free;
+	}
 
 	if (IS_ENABLED(CONFIG_FUSE_DAX) && !fuse_dax_inode_alloc(sb, fi))
 		goto out_free_forget;
@@ -445,13 +449,15 @@ struct inode *fuse_iget(struct super_block *sb, u64 nodeid,
 		fuse_init_inode(inode, attr, fc);
 		fi = get_fuse_inode(inode);
 		fi->nodeid = nodeid;
-		fi->submount_lookup = fuse_alloc_submount_lookup();
-		if (!fi->submount_lookup) {
-			iput(inode);
-			return NULL;
+		if (!fc->no_forget) {
+			fi->submount_lookup = fuse_alloc_submount_lookup();
+			if (!fi->submount_lookup) {
+				iput(inode);
+				return NULL;
+			}
+			/* Sets nlookup = 1 on fi->submount_lookup->nlookup */
+			fuse_init_submount_lookup(fi->submount_lookup, nodeid);
 		}
-		/* Sets nlookup = 1 on fi->submount_lookup->nlookup */
-		fuse_init_submount_lookup(fi->submount_lookup, nodeid);
 		inode->i_flags |= S_AUTOMOUNT;
 		goto done;
 	}
@@ -478,9 +484,7 @@ struct inode *fuse_iget(struct super_block *sb, u64 nodeid,
 		}
 	}
 	fi = get_fuse_inode(inode);
-	spin_lock(&fi->lock);
-	fi->nlookup++;
-	spin_unlock(&fi->lock);
+	fuse_inc_nlookup(fc, fi);
 done:
 	fuse_change_attributes(inode, attr, NULL, attr_valid, attr_version);
 
@@ -1326,6 +1330,8 @@ static void process_init_reply(struct fuse_mount *fm, struct fuse_args *args,
 			}
 			if (flags & FUSE_NO_EXPORT_SUPPORT)
 				fm->sb->s_export_op = &fuse_export_fid_operations;
+			if (flags & FUSE_NO_FORGET_SUPPORT)
+				fc->no_forget = 1;
 		} else {
 			ra_pages = fc->max_read / PAGE_SIZE;
 			fc->no_lock = 1;
@@ -1373,7 +1379,7 @@ void fuse_send_init(struct fuse_mount *fm)
 		FUSE_HANDLE_KILLPRIV_V2 | FUSE_SETXATTR_EXT | FUSE_INIT_EXT |
 		FUSE_SECURITY_CTX | FUSE_CREATE_SUPP_GROUP |
 		FUSE_HAS_EXPIRE_ONLY | FUSE_DIRECT_IO_ALLOW_MMAP |
-		FUSE_NO_EXPORT_SUPPORT | FUSE_HAS_RESEND;
+		FUSE_NO_EXPORT_SUPPORT | FUSE_HAS_RESEND | FUSE_NO_FORGET_SUPPORT;
 #ifdef CONFIG_FUSE_DAX
 	if (fm->fc->dax)
 		flags |= FUSE_MAP_ALIGNMENT;
@@ -1588,7 +1594,7 @@ static int fuse_fill_super_submount(struct super_block *sb,
 	 * that, though, so undo it here.
 	 */
 	fi = get_fuse_inode(root);
-	fi->nlookup--;
+	fuse_dec_nlookup(fm->fc, fi);
 
 	sb->s_d_op = &fuse_dentry_operations;
 	sb->s_root = d_make_root(root);
@@ -1601,11 +1607,13 @@ static int fuse_fill_super_submount(struct super_block *sb,
 	 * prevent the last forget for this nodeid from getting
 	 * triggered until all users have finished with it.
 	 */
-	sl = parent_fi->submount_lookup;
-	WARN_ON(!sl);
-	if (sl) {
-		refcount_inc(&sl->count);
-		fi->submount_lookup = sl;
+	if (!fm->fc->no_forget) {
+		sl = parent_fi->submount_lookup;
+		WARN_ON(!sl);
+		if (sl) {
+			refcount_inc(&sl->count);
+			fi->submount_lookup = sl;
+		}
 	}
 
 	return 0;
diff --git a/fs/fuse/readdir.c b/fs/fuse/readdir.c
index 70d161f420c6..4c8164d46409 100644
--- a/fs/fuse/readdir.c
+++ b/fs/fuse/readdir.c
@@ -218,9 +218,7 @@ static int fuse_direntplus_link(struct file *file,
 		}
 
 		fi = get_fuse_inode(inode);
-		spin_lock(&fi->lock);
-		fi->nlookup++;
-		spin_unlock(&fi->lock);
+		fuse_inc_nlookup(fc, fi);
 
 		forget_all_cached_acls(inode);
 		fuse_change_attributes(inode, &o->attr, NULL,
@@ -247,9 +245,7 @@ static int fuse_direntplus_link(struct file *file,
 			if (!IS_ERR(inode)) {
 				struct fuse_inode *fi = get_fuse_inode(inode);
 
-				spin_lock(&fi->lock);
-				fi->nlookup--;
-				spin_unlock(&fi->lock);
+				fuse_dec_nlookup(fc, fi);
 			}
 			return PTR_ERR(dentry);
 		}
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index d08b99d60f6f..bf660880bc7a 100644
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -217,6 +217,7 @@
  *  - add backing_id to fuse_open_out, add FOPEN_PASSTHROUGH open flag
  *  - add FUSE_NO_EXPORT_SUPPORT init flag
  *  - add FUSE_NOTIFY_RESEND, add FUSE_HAS_RESEND init flag
+ *  - add FUSE_NO_FORGET_SUPPORT init flag
  */
 
 #ifndef _LINUX_FUSE_H
@@ -421,6 +422,7 @@ struct fuse_file_lock {
  * FUSE_NO_EXPORT_SUPPORT: explicitly disable export support
  * FUSE_HAS_RESEND: kernel supports resending pending requests, and the high bit
  *		    of the request ID indicates resend requests
+ * FUSE_NO_FORGET_SUPPORT: disable forget requests
  */
 #define FUSE_ASYNC_READ		(1 << 0)
 #define FUSE_POSIX_LOCKS	(1 << 1)
@@ -463,6 +465,7 @@ struct fuse_file_lock {
 #define FUSE_PASSTHROUGH	(1ULL << 37)
 #define FUSE_NO_EXPORT_SUPPORT	(1ULL << 38)
 #define FUSE_HAS_RESEND		(1ULL << 39)
+#define FUSE_NO_FORGET_SUPPORT  (1ULL << 40)
 
 /* Obsolete alias for FUSE_DIRECT_IO_ALLOW_MMAP */
 #define FUSE_DIRECT_IO_RELAX	FUSE_DIRECT_IO_ALLOW_MMAP
