From: Hans Schillstrom <hans.schillstrom@ericsson.com>
To: Julian Anastasov <ja@ssi.bg>
Cc: "horms@verge.net.au" <horms@verge.net.au>,
"daniel.lezcano@free.fr" <daniel.lezcano@free.fr>,
"wensong@linux-vs.org" <wensong@linux-vs.org>,
"lvs-devel@vger.kernel.org" <lvs-devel@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"netfilter-devel@vger.kernel.org"
<netfilter-devel@vger.kernel.org>,
"hans@schillstrom.com" <hans@schillstrom.com>
Subject: Re: [*v2 PATCH 00/22] IPVS, Network Name Space aware
Date: Wed, 15 Dec 2010 11:32:27 +0100 [thread overview]
Message-ID: <1292409147.4983.298.camel@seasc0214> (raw)
In-Reply-To: <alpine.LFD.2.00.1012150136410.2010@ja.ssi.bg>
On Wed, 2010-12-15 at 00:43 +0100, Julian Anastasov wrote:
> Hello,
>
> On Mon, 13 Dec 2010, Hans Schillstrom wrote:
[snip]
> v2 PATCH 13/22 - ip_vs_est
> - estimation_timer: what protection is needed for for_each_net?
> It is rtnl for user context and RCU for softirq?
> May be est_timer must be per NS? Now may be rcu_read_lock is
> needed before for_each_net_rcu ? for_each_net can be called
> only under rtnl_lock?
>
[snip]
In case of a common timer for all ns:
rcu_read_lock();
for_each_net_rcu(net) {
...
}
rcu_read_unlock();
I guess it's better with a timer per netns ?
(then for_each_net() is not needed, and the locking can remain the same
as before the netns change.)
Regards
Hans Schillstrom <hans.schillstrom@ericsson.com>
next prev parent reply other threads:[~2010-12-15 10:32 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-13 13:38 [*v2 PATCH 00/22] IPVS, Network Name Space aware Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 01/22] IPVS: netns, add basic init per netns Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 14:08 ` Jan Engelhardt
2010-12-13 15:12 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 02/22] IPVS: netns to services part 1 Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 03/22] IPVS: netns awarness to lblcr sheduler Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 04/22] IPVS: netns awarness to lblc sheduler Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 05/22] IPVS: netns, prepare protocol Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 06/22] IPVS: netns preparation for proto_tcp Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 22:18 ` Simon Horman
2010-12-14 6:42 ` Hans Schillstrom
2010-12-15 21:37 ` Julian Anastasov
2010-12-13 13:38 ` [*v2 PATCH 07/22] IPVS: netns preparation for proto_udp Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 08/22] IPVS: netns preparation for proto_sctp Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 22:23 ` Simon Horman
2010-12-14 6:27 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 09/22] IPVS: netns preparation for proto_ah_esp Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 22:19 ` Simon Horman
2010-12-13 13:38 ` [*v2 PATCH 10/22] IPVS: netns, use ip_vs_proto_data as param Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 11/22] IPVS: netns, common protocol changes and use of appcnt Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 12/22] IPVS: netns awareness to ip_vs_app Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 13/22] IPVS: netns awareness to ip_vs_est Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 14/22] IPVS: netns awareness to ip_vs_sync Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 15/22] IPVS: netns, ip_vs_stats and its procfs Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 16/22] IPVS: netns, connection hash got net as param Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 17/22] IPVS: netns, ip_vs_ctl local vars moved to ipvs struct Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 18/22] IPVS: netns, defense work timer Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 19/22] IPVS: netns, trash handling Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 20/22] IPVS: netns, svc counters moved in ip_vs_ctl,c Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 21/22] IPVS: netns, misc init_net removal in core Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-13 13:38 ` [*v2 PATCH 22/22] IPVS: netns, final patch enabling network name space Hans Schillstrom
2010-12-13 13:38 ` Hans Schillstrom
2010-12-14 23:43 ` [*v2 PATCH 00/22] IPVS, Network Name Space aware Julian Anastasov
2010-12-15 10:32 ` Hans Schillstrom [this message]
2010-12-15 21:11 ` Julian Anastasov
2010-12-15 10:52 ` Hans Schillstrom
2010-12-15 12:15 ` Graeme Fowler
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