diff options
| author | Roland McGrath <roland@gnu.org> | 2002-03-24 01:13:19 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2002-03-24 01:13:19 +0000 |
| commit | af4515d532d10dd62c265daa8b37a4192d8a32c6 (patch) | |
| tree | 5139b825de11c7b28278e3f336114f8bebfbfb42 /mach-defpager/setup.c | |
| parent | 2c7c5c2a3d8596012d710be74a284b4de3aa792f (diff) | |
2002-03-23 Roland McGrath <roland@frob.com>
* setup.c (default_pager_paging_storage): Fail if receiver port is not
default_pager_default_port.
Diffstat (limited to 'mach-defpager/setup.c')
| -rw-r--r-- | mach-defpager/setup.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/mach-defpager/setup.c b/mach-defpager/setup.c index 5060dc0a..495a815a 100644 --- a/mach-defpager/setup.c +++ b/mach-defpager/setup.c @@ -1,5 +1,5 @@ /* Backing store access callbacks for Hurd version of Mach default pager. - Copyright (C) 2001 Free Software Foundation, Inc. + Copyright (C) 2001,02 Free Software Foundation, Inc. This file is part of the GNU Hurd. @@ -34,6 +34,8 @@ static inline int page_aligned (vm_offset_t num) /* From serverboot/kalloc.c. */ extern void *kalloc (vm_size_t); +extern mach_port_t default_pager_default_port; /* default_pager.c */ + kern_return_t default_pager_paging_storage (mach_port_t pager, mach_port_t device, @@ -48,6 +50,9 @@ default_pager_paging_storage (mach_port_t pager, error_t err; recnum_t devsize; + if (pager != default_pager_default_port) + return KERN_INVALID_ARGUMENT; + if (! add) return remove_paging_file (name); /* XXX ? */ |