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Re: [PATCH 3/3] Convert the UDP hash lock to RCU

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From: Evgeniy Polyakov
Subject: Re: [PATCH 3/3] Convert the UDP hash lock to RCU
Date: Tuesday, October 7, 2008 - 7:29 am

On Tue, Oct 07, 2008 at 09:16:13AM -0500, Christoph Lameter (cl@linux-foundation.org) wrote:

I believe there were no SLAB_DESTROY_BY_RCU 2 yars ago :)

It was pure call_rcu(&skb->rcu, real_skb_freeing), where
real_skb_freeing() just did usual kfree().

-- 
	Evgeniy Polyakov
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Messages in current thread:
[PATCH 3/3] Convert the UDP hash lock to RCU, Corey Minyard, (Mon Oct 6, 11:50 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Mon Oct 6, 2:22 pm)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, David Miller, (Mon Oct 6, 2:40 pm)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Corey Minyard, (Mon Oct 6, 3:07 pm)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Corey Minyard, (Mon Oct 6, 4:08 pm)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Mon Oct 6, 10:24 pm)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Peter Zijlstra, (Tue Oct 7, 1:17 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Peter Zijlstra, (Tue Oct 7, 1:31 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Evgeniy Polyakov, (Tue Oct 7, 1:37 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Benny Amorsen, (Tue Oct 7, 1:54 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Tue Oct 7, 2:24 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Tue Oct 7, 5:59 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Stephen Hemminger, (Tue Oct 7, 7:07 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Christoph Lameter, (Tue Oct 7, 7:15 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Christoph Lameter, (Tue Oct 7, 7:16 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Evgeniy Polyakov, (Tue Oct 7, 7:29 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Paul E. McKenney, (Tue Oct 7, 7:33 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Paul E. McKenney, (Tue Oct 7, 7:36 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Paul E. McKenney, (Tue Oct 7, 7:38 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Christoph Lameter, (Tue Oct 7, 7:38 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Christoph Lameter, (Tue Oct 7, 7:45 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Tue Oct 7, 7:50 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Paul E. McKenney, (Tue Oct 7, 8:05 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Tue Oct 7, 8:07 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Paul E. McKenney, (Tue Oct 7, 8:07 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Peter Zijlstra, (Tue Oct 7, 8:09 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Christoph Lameter, (Tue Oct 7, 8:23 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Corey Minyard, (Tue Oct 7, 9:43 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, David Miller, (Tue Oct 7, 11:26 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, David Miller, (Tue Oct 7, 11:29 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, David Miller, (Tue Oct 7, 1:55 pm)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Stephen Hemminger, (Tue Oct 7, 2:20 pm)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Wed Oct 8, 1:35 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, Eric Dumazet, (Wed Oct 8, 6:55 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, David Miller, (Wed Oct 8, 9:38 am)
Re: [PATCH 3/3] Convert the UDP hash lock to RCU, David Miller, (Wed Oct 8, 11:45 am)
[PATCH 0/2] udp: Convert the UDP hash lock to RCU, Eric Dumazet, (Tue Oct 28, 1:37 pm)
[PATCH 1/2] udp: introduce struct udp_table and multiple r ..., Eric Dumazet, (Tue Oct 28, 1:37 pm)
[PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Tue Oct 28, 1:42 pm)
Re: [PATCH 1/2] udp: introduce struct udp_table and multip ..., Christian Bell, (Tue Oct 28, 2:23 pm)
Re: [PATCH 1/2] udp: introduce struct udp_table and multip ..., Evgeniy Polyakov, (Tue Oct 28, 2:28 pm)
Re: [PATCH 0/2] udp: Convert the UDP hash lock to RCU, Stephen Hemminger, (Tue Oct 28, 2:28 pm)
Re: [PATCH 1/2] udp: introduce struct udp_table and multip ..., Evgeniy Polyakov, (Tue Oct 28, 2:31 pm)
Re: [PATCH 1/2] udp: introduce struct udp_table and multip ..., Eric Dumazet, (Tue Oct 28, 2:48 pm)
Re: [PATCH 0/2] udp: Convert the UDP hash lock to RCU, Eric Dumazet, (Tue Oct 28, 2:50 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Tue Oct 28, 3:45 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Tue Oct 28, 10:05 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 1:23 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Wed Oct 29, 1:56 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 2:04 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Wed Oct 29, 2:17 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 3:19 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Corey Minyard, (Wed Oct 29, 6:17 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 7:36 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Corey Minyard, (Wed Oct 29, 8:34 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 9:09 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Wed Oct 29, 9:37 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Corey Minyard, (Wed Oct 29, 10:22 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 10:32 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 10:45 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Wed Oct 29, 11:11 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Wed Oct 29, 11:19 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Wed Oct 29, 11:20 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Corey Minyard, (Wed Oct 29, 11:28 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Wed Oct 29, 11:29 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 11:36 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Wed Oct 29, 11:38 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Wed Oct 29, 11:52 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 1:00 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Wed Oct 29, 1:17 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Corey Minyard, (Wed Oct 29, 2:29 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 2:57 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Wed Oct 29, 2:58 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 3:08 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Corey Minyard, (Wed Oct 29, 8:22 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Wed Oct 29, 10:40 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 10:50 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Wed Oct 29, 10:51 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Thu Oct 30, 12:04 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Thu Oct 30, 12:05 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Peter Zijlstra, (Thu Oct 30, 4:04 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Peter Zijlstra, (Thu Oct 30, 4:12 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Thu Oct 30, 4:29 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Thu Oct 30, 4:30 am)
[PATCH] udp: Introduce special NULL pointers for hlist ter ..., Eric Dumazet, (Thu Oct 30, 8:40 am)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., Stephen Hemminger, (Thu Oct 30, 8:51 am)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., Peter Zijlstra, (Thu Oct 30, 9:01 am)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., Corey Minyard, (Thu Oct 30, 9:28 am)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., Eric Dumazet, (Thu Oct 30, 10:12 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Thu Oct 30, 11:25 am)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., Keith Owens, (Thu Oct 30, 5:14 pm)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., David Miller, (Fri Oct 31, 12:51 am)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., Eric Dumazet, (Fri Oct 31, 7:37 am)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., Pavel Emelyanov, (Fri Oct 31, 7:55 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Eric Dumazet, (Fri Oct 31, 9:40 am)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., Paul E. McKenney, (Fri Oct 31, 8:10 pm)
Re: [PATCH 2/2] udp: RCU handling for Unicast packets., David Miller, (Sat Nov 1, 9:19 pm)
Re: [PATCH] udp: Introduce special NULL pointers for hlist ..., David Miller, (Sat Nov 1, 9:22 pm)
[PATCH 0/3] net: RCU lookups for UDP, DCCP and TCP protocol, Eric Dumazet, (Thu Nov 13, 6:13 am)
[PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Eric Dumazet, (Thu Nov 13, 6:14 am)
[PATCH 2/3] udp: Use hlist_nulls in UDP RCU code, Eric Dumazet, (Thu Nov 13, 6:15 am)
[PATCH 3/3] net: Convert TCP & DCCP hash tables to use RCU ..., Eric Dumazet, (Thu Nov 13, 6:15 am)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Peter Zijlstra, (Thu Nov 13, 6:29 am)
Re: [PATCH 3/3] net: Convert TCP & DCCP hash tables to use ..., Peter Zijlstra, (Thu Nov 13, 6:34 am)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Eric Dumazet, (Thu Nov 13, 6:44 am)
Re: [PATCH 3/3] net: Convert TCP & DCCP hash tables to use ..., Eric Dumazet, (Thu Nov 13, 6:51 am)
Re: [PATCH 3/3] net: Convert TCP & DCCP hash tables to use ..., Christoph Lameter, (Thu Nov 13, 7:08 am)
Re: [PATCH 3/3] net: Convert TCP & DCCP hash tables to use ..., Peter Zijlstra, (Thu Nov 13, 7:22 am)
Re: [PATCH 3/3] net: Convert TCP & DCCP hash tables to use ..., Christoph Lameter, (Thu Nov 13, 7:27 am)
[PATCH 4/3] rcu: documents rculist_nulls, Eric Dumazet, (Thu Nov 13, 9:02 am)
Re: [PATCH 0/3] net: RCU lookups for UDP, DCCP and TCP pro ..., Andi Kleen, (Thu Nov 13, 10:20 am)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Peter Zijlstra, (Fri Nov 14, 8:16 am)
Re: [PATCH 4/3] rcu: documents rculist_nulls, Peter Zijlstra, (Fri Nov 14, 8:16 am)
Re: [PATCH 4/3] rcu: documents rculist_nulls, David Miller, (Sun Nov 16, 8:36 pm)
Re: [PATCH 0/3] net: RCU lookups for UDP, DCCP and TCP pro ..., David Miller, (Sun Nov 16, 8:41 pm)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Paul E. McKenney, (Wed Nov 19, 10:01 am)
Re: [PATCH 4/3] rcu: documents rculist_nulls, Paul E. McKenney, (Wed Nov 19, 10:07 am)
Re: [PATCH 2/3] udp: Use hlist_nulls in UDP RCU code, Paul E. McKenney, (Wed Nov 19, 10:29 am)
Re: [PATCH 2/3] udp: Use hlist_nulls in UDP RCU code, Eric Dumazet, (Wed Nov 19, 10:53 am)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Eric Dumazet, (Wed Nov 19, 10:53 am)
Re: [PATCH 3/3] net: Convert TCP & DCCP hash tables to use ..., Paul E. McKenney, (Wed Nov 19, 10:53 am)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Paul E. McKenney, (Wed Nov 19, 11:46 am)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Arnaldo Carvalho de Melo, (Wed Nov 19, 11:53 am)
Re: [PATCH 0/3] net: RCU lookups for UDP, DCCP and TCP pro ..., Christoph Lameter, (Wed Nov 19, 12:52 pm)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Eric Dumazet, (Wed Nov 19, 1:39 pm)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Paul E. McKenney, (Wed Nov 19, 2:17 pm)
Re: [PATCH 1/3] rcu: Introduce hlist_nulls variant of hlist, Paul E. McKenney, (Wed Nov 19, 2:21 pm)
[PATCH] net: Convert TCP/DCCP listening hash tables to use RCU, Eric Dumazet, (Sun Nov 23, 2:33 am)
Re: [PATCH] net: Convert TCP/DCCP listening hash tables to ..., Paul E. McKenney, (Sun Nov 23, 8:59 am)
Re: [PATCH] net: Convert TCP/DCCP listening hash tables to ..., Eric Dumazet, (Sun Nov 23, 11:42 am)
Re: [PATCH] net: Convert TCP/DCCP listening hash tables to ..., Paul E. McKenney, (Sun Nov 23, 12:17 pm)
Re: [PATCH] net: Convert TCP/DCCP listening hash tables to ..., Eric Dumazet, (Sun Nov 23, 1:18 pm)
Re: [PATCH] net: Convert TCP/DCCP listening hash tables to ..., Paul E. McKenney, (Sun Nov 23, 3:33 pm)
Re: [PATCH] net: Convert TCP/DCCP listening hash tables to ..., David Miller, (Sun Nov 23, 6:23 pm)