[src/trunk]: src/sys/miscfs/genfs When built as module, track sysctl node cre...

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

details:   https://anonhg.NetBSD.org/src/rev/e61ddb5dfe09
branches:  trunk
changeset: 779498:e61ddb5dfe09
user:      pgoyette <pgoyette%NetBSD.org@localhost>
date:      Thu May 31 15:07:29 2012 +0000

description:
When built as module, track sysctl node creations, and destroy them on
module exit.

diffstat:

 sys/miscfs/genfs/layer_vfsops.c |  15 +++++++++++++--
 1 files changed, 13 insertions(+), 2 deletions(-)

diffs (46 lines):

diff -r 0b220cad319c -r e61ddb5dfe09 sys/miscfs/genfs/layer_vfsops.c
--- a/sys/miscfs/genfs/layer_vfsops.c   Thu May 31 13:16:39 2012 +0000
+++ b/sys/miscfs/genfs/layer_vfsops.c   Thu May 31 15:07:29 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: layer_vfsops.c,v 1.39 2012/02/01 05:34:42 dholland Exp $       */
+/*     $NetBSD: layer_vfsops.c,v 1.40 2012/05/31 15:07:29 pgoyette Exp $       */
 
 /*
  * Copyright (c) 1999 National Aeronautics & Space Administration
@@ -74,7 +74,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: layer_vfsops.c,v 1.39 2012/02/01 05:34:42 dholland Exp $");
+__KERNEL_RCSID(0, "$NetBSD: layer_vfsops.c,v 1.40 2012/05/31 15:07:29 pgoyette Exp $");
 
 #include <sys/param.h>
 #include <sys/sysctl.h>
@@ -89,16 +89,27 @@
 #include <miscfs/genfs/layer.h>
 #include <miscfs/genfs/layer_extern.h>
 
+SYSCTL_SETUP_PROTO(sysctl_vfs_layerfs_setup);
+
 MODULE(MODULE_CLASS_MISC, layerfs, NULL);
 
 static int
 layerfs_modcmd(modcmd_t cmd, void *arg)
 {
+#ifdef _MODULE
+       static struct sysctllog *layerfs_clog = NULL;
+#endif
 
        switch (cmd) {
        case MODULE_CMD_INIT:
+#ifdef _MODULE
+               sysctl_vfs_layerfs_setup(&layerfs_clog);
+#endif
                return 0;
        case MODULE_CMD_FINI:
+#ifdef _MODULE
+               sysctl_teardown(&layerfs_clog);
+#endif
                return 0;
        default:
                return ENOTTY;