svn commit: r196419 - head/sys/net

[Julian Elischer]

Author: julian
Date: Fri Aug 21 09:22:32 2009
New Revision: 196419
URL: http://svn.freebsd.org/changeset/base/196419

Log:
  Don't allow access to the internals until it has all been set up.
  Specifically, not until the per-vnet parts have been set up.
  
  Submitted by:	kmacy@
  Reviewed by:	julian@, zec@
  Approved by:	re(rwatson)
  MFC after:	immediately

Modified:
  head/sys/net/flowtable.c

Modified: head/sys/net/flowtable.c
==============================================================================
--- head/sys/net/flowtable.c	Fri Aug 21 03:14:39 2009	(r196418)
+++ head/sys/net/flowtable.c	Fri Aug 21 09:22:32 2009	(r196419)
@@ -999,6 +999,7 @@ flowtable_init_vnet(const void *unused _
 	    NULL, NULL, NULL, NULL, 64, UMA_ZONE_MAXBUCKET);	
 	uma_zone_set_max(V_flow_ipv4_zone, V_flowtable_nmbflows);
 	uma_zone_set_max(V_flow_ipv6_zone, V_flowtable_nmbflows);
+	V_flowtable_ready = 1;
 }
 VNET_SYSINIT(flowtable_init_vnet, SI_SUB_KTHREAD_INIT, SI_ORDER_MIDDLE,
     flowtable_init_vnet, NULL);
@@ -1011,7 +1012,6 @@ flowtable_init(const void *unused __unus
 	mtx_init(&flowclean_lock, "flowclean lock", NULL, MTX_DEF);
 	EVENTHANDLER_REGISTER(ifnet_departure_event, flowtable_flush, NULL,
 	    EVENTHANDLER_PRI_ANY);
-	V_flowtable_ready = 1;
 }
 SYSINIT(flowtable_init, SI_SUB_KTHREAD_INIT, SI_ORDER_ANY,
     flowtable_init, NULL);
@@ -1022,6 +1022,7 @@ static void
 flowtable_uninit(const void *unused __unused)
 {
 
+	V_flowtable_ready = 0;
 	uma_zdestroy(V_flow_ipv4_zone);
 	uma_zdestroy(V_flow_ipv6_zone);
 }