From e6ebf985b9b8d7d1f7c7dd5043fa2817a21f16be Mon Sep 17 00:00:00 2001
From: g2px1 <g2px1@velx.top>
Date: Fri, 20 Jun 2025 20:38:26 +0000
Subject: [PATCH] 5

---
 libfs.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/libfs.c b/libfs.c
index a8ce41c..ccbdf20 100644
--- a/libfs.c
+++ b/libfs.c
@@ -1,5 +1,7 @@
 #include <linux/module.h>
 #include <linux/fs.h>
+#include <linux/fs_context.h>
+#include <linux/file.h>
 #include <linux/init.h>
 #include <linux/pagemap.h>
 #include <linux/namei.h>
@@ -36,6 +38,8 @@ static struct inode *books_inode;
 static const struct inode_operations fs_dir_iops;
 DEFINE_HASHTABLE(link_table, 6);
 
+static const struct inode_operations custom_file_inode_operations = {};
+
 struct link_entry {
     struct hlist_node node;
     struct dentry *link;
@@ -113,8 +117,13 @@ static int books_create(struct user_namespace *ns, struct inode *dir,
         return -ENOMEM;
 
     inode->i_uid = current_fsuid();
+//    inode->i_op = &simple_file_inode_operations;
+    inode->i_op = &custom_file_inode_operations;
     inode->i_fop = &custom_file_ops;
     d_instantiate(dentry, inode);
+    mark_inode_dirty(inode);
+
+    logf("books_create: created file %s (ino=%lu)", dentry->d_name.name, inode->i_ino);
     return 0;
 }
 
@@ -352,6 +361,9 @@ static int fill_super(struct super_block *sb, void *data, int silent) {
     if (!books)
         return -ENOMEM;
     d_add(books, books_inode);
+    inc_nlink(root_inode);         // ✅ важно!
+    inc_nlink(books_inode);        // ✅ важно!
+    logf("fill_super: books directory instantiated");
 
     // authors
     struct inode *authors_inode = get_inode(sb, S_IFDIR | MODE_AUTHORS);
@@ -364,6 +376,9 @@ static int fill_super(struct super_block *sb, void *data, int silent) {
     if (!authors)
         return -ENOMEM;
     d_add(authors, authors_inode);
+    inc_nlink(root_inode);         // ✅ важно!
+    inc_nlink(authors_inode);      // ✅ важно!
+    logf("fill_super: authors directory instantiated");
 
     logf("fill_super: books and authors created");
     return 0;