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authorTom Tucker <tom@opengridcomputing.com>2006-07-30 23:43:36 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-08-02 16:38:21 -0400
commit8d71740c56a9058acc4378504a356d543ff1308b (patch)
treef8be30892b75e7194b121d76adb9847d069f1759 /net/core/neighbour.c
parent792d1932e319ff8ba01361e7d151b1794c55c31f (diff)
[NET]: Core net changes to generate netevents
Generate netevents for: - neighbour changes - routing redirects - pmtu changes Signed-off-by: Tom Tucker <tom@opengridcomputing.com> Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/neighbour.c')
-rw-r--r--net/core/neighbour.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 7ad681f5e712..5130d2efdbbe 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -29,6 +29,7 @@
29#include <net/neighbour.h> 29#include <net/neighbour.h>
30#include <net/dst.h> 30#include <net/dst.h>
31#include <net/sock.h> 31#include <net/sock.h>
32#include <net/netevent.h>
32#include <linux/rtnetlink.h> 33#include <linux/rtnetlink.h>
33#include <linux/random.h> 34#include <linux/random.h>
34#include <linux/string.h> 35#include <linux/string.h>
@@ -754,6 +755,7 @@ static void neigh_timer_handler(unsigned long arg)
754 neigh->nud_state = NUD_STALE; 755 neigh->nud_state = NUD_STALE;
755 neigh->updated = jiffies; 756 neigh->updated = jiffies;
756 neigh_suspect(neigh); 757 neigh_suspect(neigh);
758 notify = 1;
757 } 759 }
758 } else if (state & NUD_DELAY) { 760 } else if (state & NUD_DELAY) {
759 if (time_before_eq(now, 761 if (time_before_eq(now,
@@ -762,6 +764,7 @@ static void neigh_timer_handler(unsigned long arg)
762 neigh->nud_state = NUD_REACHABLE; 764 neigh->nud_state = NUD_REACHABLE;
763 neigh->updated = jiffies; 765 neigh->updated = jiffies;
764 neigh_connect(neigh); 766 neigh_connect(neigh);
767 notify = 1;
765 next = neigh->confirmed + neigh->parms->reachable_time; 768 next = neigh->confirmed + neigh->parms->reachable_time;
766 } else { 769 } else {
767 NEIGH_PRINTK2("neigh %p is probed.\n", neigh); 770 NEIGH_PRINTK2("neigh %p is probed.\n", neigh);
@@ -819,6 +822,8 @@ static void neigh_timer_handler(unsigned long arg)
819out: 822out:
820 write_unlock(&neigh->lock); 823 write_unlock(&neigh->lock);
821 } 824 }
825 if (notify)
826 call_netevent_notifiers(NETEVENT_NEIGH_UPDATE, neigh);
822 827
823#ifdef CONFIG_ARPD 828#ifdef CONFIG_ARPD
824 if (notify && neigh->parms->app_probes) 829 if (notify && neigh->parms->app_probes)
@@ -926,9 +931,7 @@ int neigh_update(struct neighbour *neigh, const u8 *lladdr, u8 new,
926{ 931{
927 u8 old; 932 u8 old;
928 int err; 933 int err;
929#ifdef CONFIG_ARPD
930 int notify = 0; 934 int notify = 0;
931#endif
932 struct net_device *dev; 935 struct net_device *dev;
933 int update_isrouter = 0; 936 int update_isrouter = 0;
934 937
@@ -948,9 +951,7 @@ int neigh_update(struct neighbour *neigh, const u8 *lladdr, u8 new,
948 neigh_suspect(neigh); 951 neigh_suspect(neigh);
949 neigh->nud_state = new; 952 neigh->nud_state = new;
950 err = 0; 953 err = 0;
951#ifdef CONFIG_ARPD
952 notify = old & NUD_VALID; 954 notify = old & NUD_VALID;
953#endif
954 goto out; 955 goto out;
955 } 956 }
956 957
@@ -1022,9 +1023,7 @@ int neigh_update(struct neighbour *neigh, const u8 *lladdr, u8 new,
1022 if (!(new & NUD_CONNECTED)) 1023 if (!(new & NUD_CONNECTED))
1023 neigh->confirmed = jiffies - 1024 neigh->confirmed = jiffies -
1024 (neigh->parms->base_reachable_time << 1); 1025 (neigh->parms->base_reachable_time << 1);
1025#ifdef CONFIG_ARPD
1026 notify = 1; 1026 notify = 1;
1027#endif
1028 } 1027 }
1029 if (new == old) 1028 if (new == old)
1030 goto out; 1029 goto out;
@@ -1056,6 +1055,9 @@ out:
1056 (neigh->flags & ~NTF_ROUTER); 1055 (neigh->flags & ~NTF_ROUTER);
1057 } 1056 }
1058 write_unlock_bh(&neigh->lock); 1057 write_unlock_bh(&neigh->lock);
1058
1059 if (notify)
1060 call_netevent_notifiers(NETEVENT_NEIGH_UPDATE, neigh);
1059#ifdef CONFIG_ARPD 1061#ifdef CONFIG_ARPD
1060 if (notify && neigh->parms->app_probes) 1062 if (notify && neigh->parms->app_probes)
1061 neigh_app_notify(neigh); 1063 neigh_app_notify(neigh);