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[PATCH 37/53] netns xfrm: flushing/pruning bundles in netns

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From: Alexey Dobriyan
Subject: [PATCH 37/53] netns xfrm: flushing/pruning bundles in netns
Date: Tuesday, November 25, 2008 - 10:27 am

Allow netdevice notifier as result.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
 net/xfrm/xfrm_policy.c |   19 ++++++++-----------
 1 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 54b50a2..49e0898 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2137,7 +2137,7 @@ static void prune_one_bundle(struct xfrm_policy *pol, int (*func)(struct dst_ent
 	write_unlock(&pol->lock);
 }
 
-static void xfrm_prune_bundles(int (*func)(struct dst_entry *))
+static void xfrm_prune_bundles(struct net *net, int (*func)(struct dst_entry *))
 {
 	struct dst_entry *gc_list = NULL;
 	int dir;
@@ -2150,11 +2150,11 @@ static void xfrm_prune_bundles(int (*func)(struct dst_entry *))
 		int i;
 
 		hlist_for_each_entry(pol, entry,
-				     &init_net.xfrm.policy_inexact[dir], bydst)
+				     &net->xfrm.policy_inexact[dir], bydst)
 			prune_one_bundle(pol, func, &gc_list);
 
-		table = init_net.xfrm.policy_bydst[dir].table;
-		for (i = init_net.xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
+		table = net->xfrm.policy_bydst[dir].table;
+		for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
 			hlist_for_each_entry(pol, entry, table + i, bydst)
 				prune_one_bundle(pol, func, &gc_list);
 		}
@@ -2175,12 +2175,12 @@ static int unused_bundle(struct dst_entry *dst)
 
 static void __xfrm_garbage_collect(void)
 {
-	xfrm_prune_bundles(unused_bundle);
+	xfrm_prune_bundles(&init_net, unused_bundle);
 }
 
-static int xfrm_flush_bundles(void)
+static int xfrm_flush_bundles(struct net *net)
 {
-	xfrm_prune_bundles(stale_bundle);
+	xfrm_prune_bundles(net, stale_bundle);
 	return 0;
 }
 
@@ -2366,12 +2366,9 @@ static int xfrm_dev_event(struct notifier_block *this, unsigned long event, void
 {
 	struct net_device *dev = ptr;
 
-	if (!net_eq(dev_net(dev), &init_net))
-		return NOTIFY_DONE;
-
 	switch (event) {
 	case NETDEV_DOWN:
-		xfrm_flush_bundles();
+		xfrm_flush_bundles(dev_net(dev));
 	}
 	return NOTIFY_DONE;
 }
-- 
1.5.6.5

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Messages in current thread:
[PATCH 01/53] xfrm: initialise xfrm_policy_gc_work statically, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 02/53] netns xfrm: add netns boilerplate, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 03/53] netns xfrm: add struct xfrm_state::xs_net, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 04/53] netns xfrm: per-netns xfrm_state_all list, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 05/53] netns xfrm: per-netns xfrm_state_bydst hash, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 06/53] netns xfrm: per-netns xfrm_state_bysrc hash, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 07/53] netns xfrm: per-netns xfrm_state_byspi hash, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 08/53] netns xfrm: per-netns xfrm_state_hmask, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 09/53] netns xfrm: per-netns xfrm_state counts, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 10/53] netns xfrm: per-netns xfrm_hash_work, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 11/53] netns xfrm: per-netns state GC list, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 12/53] netns xfrm: per-netns state GC work, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 13/53] netns xfrm: per-netns km_waitq, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 14/53] netns xfrm: add struct xfrm_policy::xp_net, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 15/53] netns xfrm: per-netns policy list, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 16/53] netns xfrm: per-netns xfrm_policy_byidx hash, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 17/53] netns xfrm: per-netns xfrm_policy_byidx hashmask, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 18/53] netns xfrm: per-netns inexact policies, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 19/53] netns xfrm: per-netns xfrm_policy_bydst hash, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 20/53] netns xfrm: per-netns policy counts, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 21/53] netns xfrm: per-netns policy hash resizing work, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 22/53] netns xfrm: propagate netns into bydst/bysrc ..., Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 23/53] netns xfrm: trivial netns propagations, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 24/53] netns xfrm: state flush in netns, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 25/53] netns xfrm: state lookup in netns, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 26/53] netns xfrm: fixup xfrm_alloc_spi(), Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 27/53] netns xfrm: finding states in netns, Alexey Dobriyan, (Tue Nov 25, 10:26 am)
[PATCH 28/53] netns xfrm: state walking in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 29/53] netns xfrm: propagate netns into policy byid ..., Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 30/53] netns xfrm: policy insertion in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 31/53] netns xfrm: policy flushing in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 32/53] netns xfrm: finding policy in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 33/53] netns xfrm: policy walking in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 34/53] netns xfrm: lookup in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 35/53] netns xfrm: xfrm_policy_check in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 36/53] netns xfrm: xfrm_route_forward() in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 37/53] netns xfrm: flushing/pruning bundles in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 38/53] netns xfrm: dst garbage-collecting in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 39/53] netns xfrm: xfrm_input() fixup, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 40/53] netns xfrm: per-netns NETLINK_XFRM socket, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 41/53] netns xfrm: xfrm_user module in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 42/53] netns xfrm: pass netns with KM notifications, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 43/53] netns xfrm: KM reporting in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 44/53] netns xfrm: -&gt;dst_lookup in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 45/53] netns xfrm: -&gt;get_saddr in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 46/53] netns xfrm: flush SA/SPDs on netns stop, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 47/53] netns PF_KEY: part 1, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 48/53] netns PF_KEY: part 2, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 49/53] netns PF_KEY: per-netns /proc/pfkey, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 50/53] netns xfrm: AH/ESP in netns!, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 51/53] netns xfrm: per-netns MIBs, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 52/53] netns xfrm: /proc/net/xfrm_stat in netns, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
[PATCH 53/53] netns xfrm: per-netns sysctls, Alexey Dobriyan, (Tue Nov 25, 10:27 am)
Re: [PATCH 01/53] xfrm: initialise xfrm_policy_gc_work sta ..., David Miller, (Tue Nov 25, 6:14 pm)
Re: [PATCH 02/53] netns xfrm: add netns boilerplate, David Miller, (Tue Nov 25, 6:14 pm)
Re: [PATCH 03/53] netns xfrm: add struct xfrm_state::xs_net, David Miller, (Tue Nov 25, 6:15 pm)
Re: [PATCH 04/53] netns xfrm: per-netns xfrm_state_all list, David Miller, (Tue Nov 25, 6:16 pm)
Re: [PATCH 05/53] netns xfrm: per-netns xfrm_state_bydst hash, David Miller, (Tue Nov 25, 6:17 pm)
Re: [PATCH 06/53] netns xfrm: per-netns xfrm_state_bysrc hash, David Miller, (Tue Nov 25, 6:17 pm)
Re: [PATCH 07/53] netns xfrm: per-netns xfrm_state_byspi hash, David Miller, (Tue Nov 25, 6:17 pm)
Re: [PATCH 08/53] netns xfrm: per-netns xfrm_state_hmask, David Miller, (Tue Nov 25, 6:18 pm)
Re: [PATCH 09/53] netns xfrm: per-netns xfrm_state counts, David Miller, (Tue Nov 25, 6:18 pm)
Re: [PATCH 10/53] netns xfrm: per-netns xfrm_hash_work, David Miller, (Tue Nov 25, 6:19 pm)
Re: [PATCH 11/53] netns xfrm: per-netns state GC list, David Miller, (Tue Nov 25, 6:20 pm)
Re: [PATCH 12/53] netns xfrm: per-netns state GC work, David Miller, (Tue Nov 25, 6:20 pm)
Re: [PATCH 13/53] netns xfrm: per-netns km_waitq, David Miller, (Tue Nov 25, 6:21 pm)
Re: [PATCH 14/53] netns xfrm: add struct xfrm_policy::xp_net, David Miller, (Tue Nov 25, 6:21 pm)
Re: [PATCH 15/53] netns xfrm: per-netns policy list, David Miller, (Tue Nov 25, 6:22 pm)
Re: [PATCH 16/53] netns xfrm: per-netns xfrm_policy_byidx hash, David Miller, (Tue Nov 25, 6:22 pm)
Re: [PATCH 17/53] netns xfrm: per-netns xfrm_policy_byidx ..., David Miller, (Tue Nov 25, 6:23 pm)
Re: [PATCH 18/53] netns xfrm: per-netns inexact policies, David Miller, (Tue Nov 25, 6:23 pm)
Re: [PATCH 19/53] netns xfrm: per-netns xfrm_policy_bydst hash, David Miller, (Tue Nov 25, 6:23 pm)
Re: [PATCH 20/53] netns xfrm: per-netns policy counts, David Miller, (Tue Nov 25, 6:24 pm)
Re: [PATCH 21/53] netns xfrm: per-netns policy hash resizi ..., David Miller, (Tue Nov 25, 6:29 pm)
Re: [PATCH 22/53] netns xfrm: propagate netns into bydst/b ..., David Miller, (Tue Nov 25, 6:29 pm)
Re: [PATCH 23/53] netns xfrm: trivial netns propagations, David Miller, (Tue Nov 25, 6:29 pm)
Re: [PATCH 24/53] netns xfrm: state flush in netns, David Miller, (Tue Nov 25, 6:30 pm)
Re: [PATCH 25/53] netns xfrm: state lookup in netns, David Miller, (Tue Nov 25, 6:30 pm)
Re: [PATCH 26/53] netns xfrm: fixup xfrm_alloc_spi(), David Miller, (Tue Nov 25, 6:31 pm)
Re: [PATCH 27/53] netns xfrm: finding states in netns, David Miller, (Tue Nov 25, 6:31 pm)
Re: [PATCH 28/53] netns xfrm: state walking in netns, David Miller, (Tue Nov 25, 6:32 pm)
Re: [PATCH 29/53] netns xfrm: propagate netns into policy ..., David Miller, (Tue Nov 25, 6:32 pm)
Re: [PATCH 30/53] netns xfrm: policy insertion in netns, David Miller, (Tue Nov 25, 6:33 pm)
Re: [PATCH 31/53] netns xfrm: policy flushing in netns, David Miller, (Tue Nov 25, 6:33 pm)
Re: [PATCH 32/53] netns xfrm: finding policy in netns, David Miller, (Tue Nov 25, 6:34 pm)
Re: [PATCH 33/53] netns xfrm: policy walking in netns, David Miller, (Tue Nov 25, 6:34 pm)
Re: [PATCH 34/53] netns xfrm: lookup in netns, David Miller, (Tue Nov 25, 6:35 pm)
Re: [PATCH 35/53] netns xfrm: xfrm_policy_check in netns, David Miller, (Tue Nov 25, 6:35 pm)
Re: [PATCH 36/53] netns xfrm: xfrm_route_forward() in netns, David Miller, (Tue Nov 25, 6:36 pm)
Re: [PATCH 37/53] netns xfrm: flushing/pruning bundles in ..., David Miller, (Tue Nov 25, 6:36 pm)
Re: [PATCH 38/53] netns xfrm: dst garbage-collecting in netns, David Miller, (Tue Nov 25, 6:37 pm)
Re: [PATCH 39/53] netns xfrm: xfrm_input() fixup, David Miller, (Tue Nov 25, 6:38 pm)
Re: [PATCH 40/53] netns xfrm: per-netns NETLINK_XFRM socket, David Miller, (Tue Nov 25, 6:38 pm)
Re: [PATCH 41/53] netns xfrm: xfrm_user module in netns, David Miller, (Tue Nov 25, 6:50 pm)
Re: [PATCH 42/53] netns xfrm: pass netns with KM notifications, David Miller, (Tue Nov 25, 6:50 pm)
Re: [PATCH 43/53] netns xfrm: KM reporting in netns, David Miller, (Tue Nov 25, 6:51 pm)
Re: [PATCH 44/53] netns xfrm: -&gt;dst_lookup in netns, David Miller, (Tue Nov 25, 6:51 pm)
Re: [PATCH 45/53] netns xfrm: -&gt;get_saddr in netns, David Miller, (Tue Nov 25, 6:56 pm)
Re: [PATCH 46/53] netns xfrm: flush SA/SPDs on netns stop, David Miller, (Tue Nov 25, 6:57 pm)
Re: [PATCH 47/53] netns PF_KEY: part 1, David Miller, (Tue Nov 25, 6:58 pm)
Re: [PATCH 48/53] netns PF_KEY: part 2, David Miller, (Tue Nov 25, 6:58 pm)
Re: [PATCH 49/53] netns PF_KEY: per-netns /proc/pfkey, David Miller, (Tue Nov 25, 6:59 pm)
Re: [PATCH 50/53] netns xfrm: AH/ESP in netns!, David Miller, (Tue Nov 25, 6:59 pm)
Re: [PATCH 51/53] netns xfrm: per-netns MIBs, David Miller, (Tue Nov 25, 6:59 pm)
Re: [PATCH 52/53] netns xfrm: /proc/net/xfrm_stat in netns, David Miller, (Tue Nov 25, 7:00 pm)
Re: [PATCH 53/53] netns xfrm: per-netns sysctls, David Miller, (Tue Nov 25, 7:00 pm)
Re: [PATCH 03/53] netns xfrm: add struct xfrm_state::xs_net, Alexey Dobriyan, (Tue Nov 25, 9:25 pm)