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From: Alexey Dobriyan <adobriyan@gmail.com>
To: davem@davemloft.net
Cc: herbert@gondor.apana.org.au, kuznet@ms2.inr.ac.ru,
	netdev@vger.kernel.org, containers@lists.linux-foundation.org,
	Alexey Dobriyan <adobriyan@gmail.com>
Subject: [PATCH 09/53] netns xfrm: per-netns xfrm_state counts
Date: Tue, 25 Nov 2008 20:26:41 +0300	[thread overview]
Message-ID: <1227634045-27534-9-git-send-email-adobriyan@gmail.com> (raw)
In-Reply-To: <1227634045-27534-8-git-send-email-adobriyan@gmail.com>

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
 include/net/netns/xfrm.h |    1 +
 net/xfrm/xfrm_state.c    |   14 +++++++-------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h
index dbbc0e9..492b471 100644
--- a/include/net/netns/xfrm.h
+++ b/include/net/netns/xfrm.h
@@ -17,6 +17,7 @@ struct netns_xfrm {
 	struct hlist_head	*state_bysrc;
 	struct hlist_head	*state_byspi;
 	unsigned int		state_hmask;
+	unsigned int		state_num;
 };
 
 #endif
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index de08ed9..7ecf6ee 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -45,7 +45,6 @@ u32 sysctl_xfrm_acq_expires __read_mostly = 30;
 static DEFINE_SPINLOCK(xfrm_state_lock);
 
 static unsigned int xfrm_state_hashmax __read_mostly = 1 * 1024 * 1024;
-static unsigned int xfrm_state_num;
 static unsigned int xfrm_state_genid;
 
 static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family);
@@ -548,7 +547,7 @@ int __xfrm_state_delete(struct xfrm_state *x)
 		hlist_del(&x->bysrc);
 		if (x->id.spi)
 			hlist_del(&x->byspi);
-		xfrm_state_num--;
+		init_net.xfrm.state_num--;
 		spin_unlock(&xfrm_state_lock);
 
 		/* All xfrm_state objects are created by xfrm_state_alloc.
@@ -650,7 +649,7 @@ EXPORT_SYMBOL(xfrm_state_flush);
 void xfrm_sad_getinfo(struct xfrmk_sadinfo *si)
 {
 	spin_lock_bh(&xfrm_state_lock);
-	si->sadcnt = xfrm_state_num;
+	si->sadcnt = init_net.xfrm.state_num;
 	si->sadhcnt = init_net.xfrm.state_hmask;
 	si->sadhmcnt = xfrm_state_hashmax;
 	spin_unlock_bh(&xfrm_state_lock);
@@ -754,7 +753,7 @@ static void xfrm_hash_grow_check(int have_hash_collision)
 {
 	if (have_hash_collision &&
 	    (init_net.xfrm.state_hmask + 1) < xfrm_state_hashmax &&
-	    xfrm_state_num > init_net.xfrm.state_hmask)
+	    init_net.xfrm.state_num > init_net.xfrm.state_hmask)
 		schedule_work(&xfrm_hash_work);
 }
 
@@ -855,7 +854,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
 			x->lft.hard_add_expires_seconds = sysctl_xfrm_acq_expires;
 			x->timer.expires = jiffies + sysctl_xfrm_acq_expires*HZ;
 			add_timer(&x->timer);
-			xfrm_state_num++;
+			init_net.xfrm.state_num++;
 			xfrm_hash_grow_check(x->bydst.next != NULL);
 		} else {
 			x->km.state = XFRM_STATE_DEAD;
@@ -935,7 +934,7 @@ static void __xfrm_state_insert(struct xfrm_state *x)
 
 	wake_up(&km_waitq);
 
-	xfrm_state_num++;
+	init_net.xfrm.state_num++;
 
 	xfrm_hash_grow_check(x->bydst.next != NULL);
 }
@@ -1047,7 +1046,7 @@ static struct xfrm_state *__find_acq_core(unsigned short family, u8 mode, u32 re
 		h = xfrm_src_hash(daddr, saddr, family);
 		hlist_add_head(&x->bysrc, init_net.xfrm.state_bysrc+h);
 
-		xfrm_state_num++;
+		init_net.xfrm.state_num++;
 
 		xfrm_hash_grow_check(x->bydst.next != NULL);
 	}
@@ -2089,6 +2088,7 @@ int __net_init xfrm_state_init(struct net *net)
 		goto out_byspi;
 	net->xfrm.state_hmask = ((sz / sizeof(struct hlist_head)) - 1);
 
+	net->xfrm.state_num = 0;
 	INIT_WORK(&xfrm_state_gc_work, xfrm_state_gc_task);
 	return 0;
 
-- 
1.5.6.5


  reply	other threads:[~2008-11-25 17:23 UTC|newest]

Thread overview: 107+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-25 17:26 [PATCH 01/53] xfrm: initialise xfrm_policy_gc_work statically Alexey Dobriyan
2008-11-25 17:26 ` [PATCH 02/53] netns xfrm: add netns boilerplate Alexey Dobriyan
2008-11-25 17:26   ` [PATCH 03/53] netns xfrm: add struct xfrm_state::xs_net Alexey Dobriyan
2008-11-25 17:26     ` [PATCH 04/53] netns xfrm: per-netns xfrm_state_all list Alexey Dobriyan
2008-11-25 17:26       ` [PATCH 05/53] netns xfrm: per-netns xfrm_state_bydst hash Alexey Dobriyan
2008-11-25 17:26         ` [PATCH 06/53] netns xfrm: per-netns xfrm_state_bysrc hash Alexey Dobriyan
2008-11-25 17:26           ` [PATCH 07/53] netns xfrm: per-netns xfrm_state_byspi hash Alexey Dobriyan
2008-11-25 17:26             ` [PATCH 08/53] netns xfrm: per-netns xfrm_state_hmask Alexey Dobriyan
2008-11-25 17:26               ` Alexey Dobriyan [this message]
2008-11-25 17:26                 ` [PATCH 10/53] netns xfrm: per-netns xfrm_hash_work Alexey Dobriyan
2008-11-25 17:26                   ` [PATCH 11/53] netns xfrm: per-netns state GC list Alexey Dobriyan
2008-11-25 17:26                     ` [PATCH 12/53] netns xfrm: per-netns state GC work Alexey Dobriyan
2008-11-25 17:26                       ` [PATCH 13/53] netns xfrm: per-netns km_waitq Alexey Dobriyan
2008-11-25 17:26                         ` [PATCH 14/53] netns xfrm: add struct xfrm_policy::xp_net Alexey Dobriyan
2008-11-25 17:26                           ` [PATCH 15/53] netns xfrm: per-netns policy list Alexey Dobriyan
2008-11-25 17:26                             ` [PATCH 16/53] netns xfrm: per-netns xfrm_policy_byidx hash Alexey Dobriyan
2008-11-25 17:26                               ` [PATCH 17/53] netns xfrm: per-netns xfrm_policy_byidx hashmask Alexey Dobriyan
2008-11-25 17:26                                 ` [PATCH 18/53] netns xfrm: per-netns inexact policies Alexey Dobriyan
2008-11-25 17:26                                   ` [PATCH 19/53] netns xfrm: per-netns xfrm_policy_bydst hash Alexey Dobriyan
2008-11-25 17:26                                     ` [PATCH 20/53] netns xfrm: per-netns policy counts Alexey Dobriyan
2008-11-25 17:26                                       ` [PATCH 21/53] netns xfrm: per-netns policy hash resizing work Alexey Dobriyan
2008-11-25 17:26                                         ` [PATCH 22/53] netns xfrm: propagate netns into bydst/bysrc/byspi hash functions Alexey Dobriyan
2008-11-25 17:26                                           ` [PATCH 23/53] netns xfrm: trivial netns propagations Alexey Dobriyan
2008-11-25 17:26                                             ` [PATCH 24/53] netns xfrm: state flush in netns Alexey Dobriyan
2008-11-25 17:26                                               ` [PATCH 25/53] netns xfrm: state lookup " Alexey Dobriyan
2008-11-25 17:26                                                 ` [PATCH 26/53] netns xfrm: fixup xfrm_alloc_spi() Alexey Dobriyan
2008-11-25 17:26                                                   ` [PATCH 27/53] netns xfrm: finding states in netns Alexey Dobriyan
2008-11-25 17:27                                                     ` [PATCH 28/53] netns xfrm: state walking " Alexey Dobriyan
2008-11-25 17:27                                                       ` [PATCH 29/53] netns xfrm: propagate netns into policy byidx hash Alexey Dobriyan
2008-11-25 17:27                                                         ` [PATCH 30/53] netns xfrm: policy insertion in netns Alexey Dobriyan
2008-11-25 17:27                                                           ` [PATCH 31/53] netns xfrm: policy flushing " Alexey Dobriyan
2008-11-25 17:27                                                             ` [PATCH 32/53] netns xfrm: finding policy " Alexey Dobriyan
2008-11-25 17:27                                                               ` [PATCH 33/53] netns xfrm: policy walking " Alexey Dobriyan
2008-11-25 17:27                                                                 ` [PATCH 34/53] netns xfrm: lookup " Alexey Dobriyan
2008-11-25 17:27                                                                   ` [PATCH 35/53] netns xfrm: xfrm_policy_check " Alexey Dobriyan
2008-11-25 17:27                                                                     ` [PATCH 36/53] netns xfrm: xfrm_route_forward() " Alexey Dobriyan
2008-11-25 17:27                                                                       ` [PATCH 37/53] netns xfrm: flushing/pruning bundles " Alexey Dobriyan
2008-11-25 17:27                                                                         ` [PATCH 38/53] netns xfrm: dst garbage-collecting " Alexey Dobriyan
2008-11-25 17:27                                                                           ` [PATCH 39/53] netns xfrm: xfrm_input() fixup Alexey Dobriyan
2008-11-25 17:27                                                                             ` [PATCH 40/53] netns xfrm: per-netns NETLINK_XFRM socket Alexey Dobriyan
2008-11-25 17:27                                                                               ` [PATCH 41/53] netns xfrm: xfrm_user module in netns Alexey Dobriyan
2008-11-25 17:27                                                                                 ` [PATCH 42/53] netns xfrm: pass netns with KM notifications Alexey Dobriyan
2008-11-25 17:27                                                                                   ` [PATCH 43/53] netns xfrm: KM reporting in netns Alexey Dobriyan
2008-11-25 17:27                                                                                     ` [PATCH 44/53] netns xfrm: ->dst_lookup " Alexey Dobriyan
2008-11-25 17:27                                                                                       ` [PATCH 45/53] netns xfrm: ->get_saddr " Alexey Dobriyan
2008-11-25 17:27                                                                                         ` [PATCH 46/53] netns xfrm: flush SA/SPDs on netns stop Alexey Dobriyan
2008-11-25 17:27                                                                                           ` [PATCH 47/53] netns PF_KEY: part 1 Alexey Dobriyan
2008-11-25 17:27                                                                                             ` [PATCH 48/53] netns PF_KEY: part 2 Alexey Dobriyan
2008-11-25 17:27                                                                                               ` [PATCH 49/53] netns PF_KEY: per-netns /proc/pfkey Alexey Dobriyan
2008-11-25 17:27                                                                                                 ` [PATCH 50/53] netns xfrm: AH/ESP in netns! Alexey Dobriyan
2008-11-25 17:27                                                                                                   ` [PATCH 51/53] netns xfrm: per-netns MIBs Alexey Dobriyan
2008-11-25 17:27                                                                                                     ` [PATCH 52/53] netns xfrm: /proc/net/xfrm_stat in netns Alexey Dobriyan
2008-11-25 17:27                                                                                                       ` [PATCH 53/53] netns xfrm: per-netns sysctls Alexey Dobriyan
2008-11-26  2:00                                                                                                         ` David Miller
2008-11-26  2:00                                                                                                       ` [PATCH 52/53] netns xfrm: /proc/net/xfrm_stat in netns David Miller
2008-11-26  1:59                                                                                                     ` [PATCH 51/53] netns xfrm: per-netns MIBs David Miller
2008-11-26  1:59                                                                                                   ` [PATCH 50/53] netns xfrm: AH/ESP in netns! David Miller
2008-11-26  1:59                                                                                                 ` [PATCH 49/53] netns PF_KEY: per-netns /proc/pfkey David Miller
2008-11-26  1:58                                                                                               ` [PATCH 48/53] netns PF_KEY: part 2 David Miller
2008-11-26  1:58                                                                                             ` [PATCH 47/53] netns PF_KEY: part 1 David Miller
2008-11-26  1:57                                                                                           ` [PATCH 46/53] netns xfrm: flush SA/SPDs on netns stop David Miller
2008-11-26  1:56                                                                                         ` [PATCH 45/53] netns xfrm: ->get_saddr in netns David Miller
2008-11-26  1:51                                                                                       ` [PATCH 44/53] netns xfrm: ->dst_lookup " David Miller
2008-11-26  1:51                                                                                     ` [PATCH 43/53] netns xfrm: KM reporting " David Miller
2008-11-26  1:50                                                                                   ` [PATCH 42/53] netns xfrm: pass netns with KM notifications David Miller
     [not found]                                                                                 ` <1227634045-27534-41-git-send-email-adobriyan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2008-11-26  1:50                                                                                   ` [PATCH 41/53] netns xfrm: xfrm_user module in netns David Miller
2008-11-26  1:38                                                                               ` [PATCH 40/53] netns xfrm: per-netns NETLINK_XFRM socket David Miller
2008-11-26  1:38                                                                             ` [PATCH 39/53] netns xfrm: xfrm_input() fixup David Miller
2008-11-26  1:37                                                                           ` [PATCH 38/53] netns xfrm: dst garbage-collecting in netns David Miller
2008-11-26  1:36                                                                         ` [PATCH 37/53] netns xfrm: flushing/pruning bundles " David Miller
2008-11-26  1:36                                                                       ` [PATCH 36/53] netns xfrm: xfrm_route_forward() " David Miller
2008-11-26  1:35                                                                     ` [PATCH 35/53] netns xfrm: xfrm_policy_check " David Miller
2008-11-26  1:35                                                                   ` [PATCH 34/53] netns xfrm: lookup " David Miller
2008-11-26  1:34                                                                 ` [PATCH 33/53] netns xfrm: policy walking " David Miller
2008-11-26  1:34                                                               ` [PATCH 32/53] netns xfrm: finding policy " David Miller
2008-11-26  1:33                                                             ` [PATCH 31/53] netns xfrm: policy flushing " David Miller
2008-11-26  1:33                                                           ` [PATCH 30/53] netns xfrm: policy insertion " David Miller
2008-11-26  1:32                                                         ` [PATCH 29/53] netns xfrm: propagate netns into policy byidx hash David Miller
2008-11-26  1:32                                                       ` [PATCH 28/53] netns xfrm: state walking in netns David Miller
2008-11-26  1:31                                                     ` [PATCH 27/53] netns xfrm: finding states " David Miller
2008-11-26  1:31                                                   ` [PATCH 26/53] netns xfrm: fixup xfrm_alloc_spi() David Miller
2008-11-26  1:30                                                 ` [PATCH 25/53] netns xfrm: state lookup in netns David Miller
2008-11-26  1:30                                               ` [PATCH 24/53] netns xfrm: state flush " David Miller
2008-11-26  1:29                                             ` [PATCH 23/53] netns xfrm: trivial netns propagations David Miller
2008-11-26  1:29                                           ` [PATCH 22/53] netns xfrm: propagate netns into bydst/bysrc/byspi hash functions David Miller
2008-11-26  1:29                                         ` [PATCH 21/53] netns xfrm: per-netns policy hash resizing work David Miller
2008-11-26  1:24                                       ` [PATCH 20/53] netns xfrm: per-netns policy counts David Miller
2008-11-26  1:23                                     ` [PATCH 19/53] netns xfrm: per-netns xfrm_policy_bydst hash David Miller
2008-11-26  1:23                                   ` [PATCH 18/53] netns xfrm: per-netns inexact policies David Miller
2008-11-26  1:23                                 ` [PATCH 17/53] netns xfrm: per-netns xfrm_policy_byidx hashmask David Miller
2008-11-26  1:22                               ` [PATCH 16/53] netns xfrm: per-netns xfrm_policy_byidx hash David Miller
2008-11-26  1:22                             ` [PATCH 15/53] netns xfrm: per-netns policy list David Miller
2008-11-26  1:21                           ` [PATCH 14/53] netns xfrm: add struct xfrm_policy::xp_net David Miller
2008-11-26  1:21                         ` [PATCH 13/53] netns xfrm: per-netns km_waitq David Miller
2008-11-26  1:20                       ` [PATCH 12/53] netns xfrm: per-netns state GC work David Miller
2008-11-26  1:20                     ` [PATCH 11/53] netns xfrm: per-netns state GC list David Miller
2008-11-26  1:19                   ` [PATCH 10/53] netns xfrm: per-netns xfrm_hash_work David Miller
2008-11-26  1:18                 ` [PATCH 09/53] netns xfrm: per-netns xfrm_state counts David Miller
2008-11-26  1:18               ` [PATCH 08/53] netns xfrm: per-netns xfrm_state_hmask David Miller
2008-11-26  1:17             ` [PATCH 07/53] netns xfrm: per-netns xfrm_state_byspi hash David Miller
2008-11-26  1:17           ` [PATCH 06/53] netns xfrm: per-netns xfrm_state_bysrc hash David Miller
2008-11-26  1:17         ` [PATCH 05/53] netns xfrm: per-netns xfrm_state_bydst hash David Miller
2008-11-26  1:16       ` [PATCH 04/53] netns xfrm: per-netns xfrm_state_all list David Miller
2008-11-26  1:15     ` [PATCH 03/53] netns xfrm: add struct xfrm_state::xs_net David Miller
2008-11-26  4:25       ` Alexey Dobriyan
2008-11-26  1:14   ` [PATCH 02/53] netns xfrm: add netns boilerplate David Miller
2008-11-26  1:14 ` [PATCH 01/53] xfrm: initialise xfrm_policy_gc_work statically David Miller

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