[src/trunk]: src/sys/rump/librump/rumpkern rumpkern: Provide fs_filtops weak ...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e591a811d530
branches:  trunk
changeset: 374416:e591a811d530
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat Apr 22 13:53:29 2023 +0000

description:
rumpkern: Provide fs_filtops weak alias.

We should introduce a link set for sys_kfilters, but this works
around the problem for now -- librump's dependency on librumpvfs
symbols.

diffstat:

 sys/rump/librump/rumpkern/emul.c |  16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)

diffs (37 lines):

diff -r fe97d0db0ba0 -r e591a811d530 sys/rump/librump/rumpkern/emul.c
--- a/sys/rump/librump/rumpkern/emul.c  Sat Apr 22 13:53:02 2023 +0000
+++ b/sys/rump/librump/rumpkern/emul.c  Sat Apr 22 13:53:29 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: emul.c,v 1.197 2023/02/26 07:27:14 skrll Exp $ */
+/*     $NetBSD: emul.c,v 1.198 2023/04/22 13:53:29 riastradh Exp $     */
 
 /*
  * Copyright (c) 2007-2011 Antti Kantee.  All Rights Reserved.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: emul.c,v 1.197 2023/02/26 07:27:14 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: emul.c,v 1.198 2023/04/22 13:53:29 riastradh Exp $");
 
 #include <sys/param.h>
 #include <sys/cprng.h>
@@ -325,6 +325,18 @@ rump_fstrans_lwp_dtor(struct lwp *l)
 }
 __weak_alias(fstrans_lwp_dtor,rump_fstrans_lwp_dtor);
 
+static int
+rump_filt_fsattach(struct knote *kn)
+{
+
+       return EOPNOTSUPP;
+}
+
+struct filterops rump_fs_filtops = {
+       .f_attach = rump_filt_fsattach,
+};
+__weak_alias(fs_filtops,rump_fs_filtops);
+
 /*
  * Provide weak aliases for tty routines used by printf.
  * They will be used unless the rumpkern_tty component is present.