centos man page for d_unhashed

D_UNHASHED(9)							   The Linux VFS						     D_UNHASHED(9)

NAME
       d_unhashed - is dentry hashed

SYNOPSIS
       int d_unhashed(struct dentry * dentry);

ARGUMENTS
       dentry
	   entry to check

DESCRIPTION
       Returns true if the dentry passed is not currently hashed.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							     D_UNHASHED(9)