[src/kqueue]: src/sys/miscfs/specfs spec_kqfilter(): return EOPNOTSUPP for !V...

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

details:   https://anonhg.NetBSD.org/src/rev/03a0bdce7069
branches:  kqueue
changeset: 512525:03a0bdce7069
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Thu Sep 26 15:23:11 2002 +0000

description:
spec_kqfilter(): return EOPNOTSUPP for !VCHR case; block devices don't
support kevents, and we don't want to attempt to support for any other
files ending here neither (i.e. those which get spec vnodeops via vflush())

diffstat:

 sys/miscfs/specfs/spec_vnops.c |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (35 lines):

diff -r 7f48262ff044 -r 03a0bdce7069 sys/miscfs/specfs/spec_vnops.c
--- a/sys/miscfs/specfs/spec_vnops.c    Wed Sep 25 21:38:12 2002 +0000
+++ b/sys/miscfs/specfs/spec_vnops.c    Thu Sep 26 15:23:11 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: spec_vnops.c,v 1.54.2.5 2002/09/06 08:48:42 jdolecek Exp $     */
+/*     $NetBSD: spec_vnops.c,v 1.54.2.6 2002/09/26 15:23:11 jdolecek Exp $     */
 
 /*
  * Copyright (c) 1989, 1993
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: spec_vnops.c,v 1.54.2.5 2002/09/06 08:48:42 jdolecek Exp $");
+__KERNEL_RCSID(0, "$NetBSD: spec_vnops.c,v 1.54.2.6 2002/09/26 15:23:11 jdolecek Exp $");
 
 #include <sys/param.h>
 #include <sys/proc.h>
@@ -497,11 +497,11 @@
                dev = ap->a_vp->v_rdev;
                return (*cdevsw[major(dev)].d_kqfilter)(dev, ap->a_kn);
        default:
-#if 1  /* XXXLUKEM; no genfs_kqfilter (yet) */
-               return (0);
-#else
-               return (genfs_kqfilter(v));
-#endif
+               /*
+                * Block devices don't support kqfilter, and refuse it
+                * for any other files (like those vflush()ed) too.
+                */
+               return (EOPNOTSUPP);
        }
 }