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/*
Copyright (C) 1994, 1996, 1997, 2014-2019 Free Software Foundation
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2, or (at
your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with the GNU Hurd. If not, see <http://www.gnu.org/licenses/>. */
#include <sys/file.h>
#include "priv.h"
/* Decrement the reference count on a peropen structure. */
void
diskfs_release_peropen (struct peropen *po)
{
if (refcount_deref (&po->refcnt) > 0)
return;
if (po->root_parent)
mach_port_deallocate (mach_task_self (), po->root_parent);
if (po->shadow_root && po->shadow_root != po->np)
diskfs_nrele (po->shadow_root);
if (po->shadow_root_parent)
mach_port_deallocate (mach_task_self (), po->shadow_root_parent);
pthread_mutex_lock (&po->np->lock);
fshelp_rlock_drop_peropen (&po->lock_status);
diskfs_nput (po->np);
fshelp_rlock_po_fini (&po->lock_status);
free (po->path);
free (po);
}
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