centos man page for dget_dlock

DGET_DLOCK(9)							   The Linux VFS						     DGET_DLOCK(9)

NAME
       dget_dlock - get a reference to a dentry

SYNOPSIS
       struct dentry * dget_dlock(struct dentry * dentry);

ARGUMENTS
       dentry
	   dentry to get a reference to

DESCRIPTION
       Given a dentry or NULL pointer increment the reference count if appropriate and return the dentry. A dentry will not be destroyed when it
       has references.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							     DGET_DLOCK(9)