Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu access overhead | KernelTrap

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu access overhead

view
thread

!MAILaRCHIVE_VOTE_RePLACE

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

[view in full thread]

From: Herbert Xu <herbert@...>

To: David Miller <davem@...>

Cc: <clameter@...>, <akpm@...>, <linux-arch@...>, <linux-kernel@...>, <mathieu.desnoyers@...>, <penberg@...>

Subject: Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu access overhead

Date: Monday, November 12, 2007 - 6:52 am

David Miller <davem@davemloft.net> wrote:
quoted text> 
> Each IP compression tunnel instance does an alloc_percpu().

Actually all IPComp tunnels share one set of objects which are
allocated per-cpu.  So only the first tunnel would do that.

In fact that was precisely the reason why per-cpu is used in
IPComp as otherwise we can just allocate normal memory.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
-
unsubscribe noticeTo unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

Messages in current thread:

[patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cp..., Christoph Lameter, (Wed Oct 31, 8:02 pm)

[PATCH 1/7] One less parameter to __d_path, Jan Blunck, (Mon Oct 29, 8:41 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Eric Dumazet, (Thu Nov 1, 3:17 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 8:57 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 5:28 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 6:11 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 6:14 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 6:16 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 3:57 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 9:01 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 5:25 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Wed Oct 31, 8:24 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Wed Oct 31, 8:26 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Wed Oct 31, 8:27 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Wed Oct 31, 8:31 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Wed Oct 31, 8:51 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Wed Oct 31, 8:53 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Wed Oct 31, 9:00 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Wed Oct 31, 9:01 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Wed Oct 31, 9:09 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Wed Oct 31, 9:12 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Wed Oct 31, 9:13 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 12:16 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 3:01 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 5:14 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 9:03 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 5:29 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 6:15 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 6:38 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 6:48 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Eric Dumazet, (Thu Nov 1, 7:00 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 9:40 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 8:58 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 6:58 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Herbert Xu, (Mon Nov 12, 6:52 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Mon Nov 12, 5:28 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Mon Nov 12, 3:14 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Eric Dumazet, (Mon Nov 12, 3:48 pm)

RE: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Luck, Tony, (Mon Nov 12, 3:57 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Eric Dumazet, (Mon Nov 12, 4:14 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Mon Nov 12, 6:46 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Mon Nov 12, 3:56 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Eric Dumazet, (Mon Nov 12, 4:18 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Mon Nov 12, 6:46 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Peter Zijlstra, (Fri Nov 2, 6:28 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Fri Nov 2, 10:35 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Peter Zijlstra, (Fri Nov 2, 11:20 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Fri Nov 2, 11:29 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Thu Nov 1, 9:06 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 10:51 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 1:38 am)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., Christoph Lameter, (Wed Oct 31, 9:21 pm)

Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce pe..., David Miller, (Thu Nov 1, 1:27 am)

Navigation

Popular discussions


linux-kernel:
Jens Axboe	Re: [BUG] New Kernel Bugs
Faik Uygur	Re: Linux 2.6.21-rc1
Ingo Molnar	[patch 02/13] syslets: add syslet.h include file, user API/ABI definitions
Greg Kroah-Hartman	[PATCH 001/196] Chinese: Add the known_regression URI to the HOWTO
git:

linux-netdev:
Jarek Poplawski	Re: [PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().
Gerrit Renker	[PATCH 27/37] dccp: Integration of dynamic feature activation - part 2 (server side)
Jarek Poplawski	Re: Data corruption issue with splice() on 2.6.27.10
Steven Rostedt	Re: -rt scheduling: wakeup bug?
openbsd-misc:

Colocation donated by:

Who's online

There are currently 13 users and 929 guests online.

Online users

Syndicate