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Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
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From: Andi Kleen
Subject:
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
Date: Monday, February 15, 2010 - 3:32 am
On Mon, Feb 15, 2010 at 05:15:35PM +1100, Nick Piggin wrote:
quoted text
> On Thu, Feb 11, 2010 at 09:54:04PM +0100, Andi Kleen wrote: > > > > cache_reap can run before the node is set up and then reference a NULL > > l3 list. Check for this explicitely and just continue. The node > > will be eventually set up. > > How, may I ask? cpuup_prepare in the hotplug notifier should always > run before start_cpu_timer.
I'm not fully sure, but I have the oops to prove it :) -Andi --
ak@linux.intel.com
-- Speaking for myself only. --
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Messages in current thread:
[PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Thu Feb 11, 1:54 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, David Rientjes
, (Thu Feb 11, 2:45 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Nick Piggin
, (Sun Feb 14, 11:15 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Mon Feb 15, 3:32 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Nick Piggin
, (Mon Feb 15, 3:41 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Mon Feb 15, 3:52 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Nick Piggin
, (Mon Feb 15, 4:01 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Mon Feb 15, 8:30 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Fri Feb 19, 11:22 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Fri Feb 19, 11:22 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Sat Feb 20, 2:01 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Pekka Enberg
, (Mon Feb 22, 3:53 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Pekka Enberg
, (Mon Feb 22, 3:57 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Mon Feb 22, 7:31 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Pekka Enberg
, (Mon Feb 22, 9:11 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Mon Feb 22, 1:20 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Wed Feb 24, 8:49 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Pekka Enberg
, (Thu Feb 25, 12:26 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, David Rientjes
, (Thu Feb 25, 1:01 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Thu Feb 25, 11:30 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Thu Feb 25, 11:34 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Pekka Enberg
, (Thu Feb 25, 11:46 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Thu Feb 25, 12:19 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, David Rientjes
, (Thu Feb 25, 2:45 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Thu Feb 25, 3:31 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, KAMEZAWA Hiroyuki
, (Thu Feb 25, 6:09 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Pekka Enberg
, (Fri Feb 26, 3:45 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Fri Feb 26, 4:41 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Fri Feb 26, 4:43 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Pekka Enberg
, (Fri Feb 26, 5:35 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Fri Feb 26, 7:08 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Fri Feb 26, 8:04 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Fri Feb 26, 8:05 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Fri Feb 26, 8:57 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Fri Feb 26, 8:59 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Christoph Lameter
, (Fri Feb 26, 10:24 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Fri Feb 26, 10:31 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, David Rientjes
, (Fri Feb 26, 5:01 pm)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, KAMEZAWA Hiroyuki
, (Sun Feb 28, 6:59 pm)
[patch] slab: add memory hotplug support
, David Rientjes
, (Mon Mar 1, 3:24 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, David Rientjes
, (Mon Mar 1, 3:27 am)
Re: [patch] slab: add memory hotplug support
, Pekka Enberg
, (Mon Mar 1, 10:53 pm)
Re: [patch] slab: add memory hotplug support
, Andi Kleen
, (Tue Mar 2, 5:53 am)
Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap
, Andi Kleen
, (Tue Mar 2, 5:55 am)
Re: [patch] slab: add memory hotplug support
, Pekka Enberg
, (Tue Mar 2, 8:04 am)
Re: [patch] slab: add memory hotplug support
, Christoph Lameter
, (Tue Mar 2, 1:20 pm)
Re: [patch] slab: add memory hotplug support
, David Rientjes
, (Tue Mar 2, 2:03 pm)
Re: [patch] slab: add memory hotplug support
, David Rientjes
, (Tue Mar 2, 2:17 pm)
Re: [patch] slab: add memory hotplug support
, KAMEZAWA Hiroyuki
, (Tue Mar 2, 6:28 pm)
Re: [patch] slab: add memory hotplug support
, David Rientjes
, (Tue Mar 2, 7:39 pm)
Re: [patch] slab: add memory hotplug support
, KAMEZAWA Hiroyuki
, (Tue Mar 2, 7:51 pm)
Re: [patch] slab: add memory hotplug support
, Andi Kleen
, (Wed Mar 3, 7:34 am)
Re: [patch] slab: add memory hotplug support
, Christoph Lameter
, (Wed Mar 3, 8:46 am)
Re: [patch] slab: add memory hotplug support
, Nick Piggin
, (Thu Mar 4, 11:20 pm)
Re: [patch] slab: add memory hotplug support
, Anca Emanuel
, (Fri Mar 5, 5:47 am)
Re: [patch] slab: add memory hotplug support
, Anca Emanuel
, (Fri Mar 5, 6:58 am)
Re: [patch] slab: add memory hotplug support
, Christoph Lameter
, (Fri Mar 5, 7:11 am)
Re: [patch] slab: add memory hotplug support
, Andi Kleen
, (Sun Mar 7, 7:58 pm)
Re: [patch] slab: add memory hotplug support
, Andi Kleen
, (Sun Mar 7, 8:06 pm)
Re: [patch] slab: add memory hotplug support
, David Rientjes
, (Mon Mar 8, 4:19 pm)
Re: [patch] slab: add memory hotplug support
, Nick Piggin
, (Tue Mar 9, 6:46 am)
Re: [patch] slab: add memory hotplug support
, Pekka Enberg
, (Mon Mar 22, 10:28 am)
Re: [patch] slab: add memory hotplug support
, Nick Piggin
, (Mon Mar 22, 2:12 pm)
Re: [patch] slab: add memory hotplug support
, David Rientjes
, (Sat Mar 27, 7:13 pm)
[patch v2] slab: add memory hotplug support
, David Rientjes
, (Sat Mar 27, 7:40 pm)
Re: [patch v2] slab: add memory hotplug support
, Pekka Enberg
, (Tue Mar 30, 2:01 am)
Re: [patch v2] slab: add memory hotplug support
, Christoph Lameter
, (Tue Mar 30, 9:43 am)
Re: [patch v2] slab: add memory hotplug support
, David Rientjes
, (Sun Apr 4, 1:45 pm)
Re: [patch v2] slab: add memory hotplug support
, Pekka Enberg
, (Wed Apr 7, 9:29 am)
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