centos man page for inc_nlink

INC_NLINK(9)							   The Linux VFS						      INC_NLINK(9)

NAME
       inc_nlink - directly increment an inode's link count

SYNOPSIS
       void inc_nlink(struct inode * inode);

ARGUMENTS
       inode
	   inode

DESCRIPTION
       This is a low-level filesystem helper to replace any direct filesystem manipulation of i_nlink. Currently, it is only here for parity with
       dec_nlink.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							      INC_NLINK(9)