/* Functions for sync.
   Copyright (C) 1994 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 this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */


static void
pager_sync (struct pager *p, int wait)
{
  vm_address_t offset;
  vm_size_t len;
  
  pager_report_extent (p->upi, &offset, &len);
  
  lock_object (p, offset, len, MEMORY_OBJECT_RETURN_DIRTY, 0
	       VM_PROT_NO_CHANGE, wait);
  if (shutting_down)
    p->pager_state = SHUTDOWN;
}