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authorMichael I. Bushnell <mib@gnu.org>1995-06-20 17:05:13 +0000
committerMichael I. Bushnell <mib@gnu.org>1995-06-20 17:05:13 +0000
commit48318fa3936aa95bb037bea45ff6036335c5b030 (patch)
tree3d0f83701e71c4914cc3143d4b37e32320d5a929
parent2d72679b1193aa66331de26fe40e1cf82f174ea4 (diff)
Initial revision
-rw-r--r--libpager/clean.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/libpager/clean.c b/libpager/clean.c
new file mode 100644
index 00000000..b8a3e3d0
--- /dev/null
+++ b/libpager/clean.c
@@ -0,0 +1,50 @@
+/*
+ Copyright (C) 1995 Free Software Foundation, Inc.
+ Written by Michael I. Bushnell.
+
+ This file is part of the GNU Hurd.
+
+ The GNU Hurd 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.
+
+ The GNU Hurd 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */
+
+#include "priv.h"
+
+/* Called by port management routines when the last send-right
+ to a pager has gone away. This is a dual of pager_create. */
+void
+pager_clean (void *arg)
+{
+ struct pager *p = arg;
+#ifdef KERNEL_INIT_RACE
+ struct pending_init *i, *tmp;
+#endif
+
+ if (p->pager_state != NOTINIT)
+ {
+ mutex_lock (&p->interlock);
+ _pager_free_structure (p);
+#ifdef KERNEL_INIT_RACE
+ for (i = p->init_head; i; i = tmp)
+ {
+ mach_port_deallocate (mach_task_self (), i->control);
+ mach_port_deallocate (mach_task_self (), i->name);
+ tmp = i->next;
+ free (i);
+ }
+#endif
+ mutex_unlock (&p->interlock);
+ }
+
+ pager_clear_user_data (p->upi);
+}