feat: Vfs and Ext2 support. Code style/attribute improvements

Added VFS and Ext2 support.
Optimized attributes of methods to improve code highlighting.
Printf attribute, malloc attribute, etc.

linker.ld

@@ -30,18 +30,26 @@ SECTIONS
 	.data BLOCK(4K) : ALIGN(4K)
 	{
 		*(.data)
-	    . = ALIGN(16);
-	    __start_init = .;
-	    *(SORT(.init.*))
-	    __stop_init = .;
+
 	    . = ALIGN(16);
 	    __start_pci_driver = .;
 		*(SORT(.pci_driver.*))
 	    __stop_pci_driver = .;
+
 	    . = ALIGN(16);
 	    __start_block_dev_driver = .;
 	    *(SORT(.block_dev_driver.*))
 	    __stop_block_dev_driver = .;
+
+	    . = ALIGN(16);
+	    __start_vfs_driver = .;
+	    *(SORT(.vfs_driver.*))
+	    __stop_vfs_driver = .;
+
+	    . = ALIGN(16);
+	    __start_init = .;
+	    *(SORT(.init.*))
+	    __stop_init = .;
 	}
 
 	/* Read-write data (uninitialized) and stack */