From: Tang Chen <tangchen@cn.fujitsu.com>
To: Dave Jones <davej@redhat.com>,
David Rientjes <rientjes@google.com>,
tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com,
akpm@linux-foundation.org, zhangyanfei@cn.fujitsu.com,
guz.fnst@cn.fujitsu.com, x86@kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] numa, mem-hotplug: Fix stack overflow in numa when seting kernel nodes to unhotpluggable.
Date: Thu, 23 Jan 2014 14:36:44 +0800 [thread overview]
Message-ID: <52E0B87C.6020704@cn.fujitsu.com> (raw)
In-Reply-To: <20140123061343.GB15206@redhat.com>
On 01/23/2014 02:13 PM, Dave Jones wrote:
> On Wed, Jan 22, 2014 at 10:06:14PM -0800, David Rientjes wrote:
> > On Thu, 23 Jan 2014, Tang Chen wrote:
> >
......
> >
> > I guess it depends on what Dave's CONFIG_NODES_SHIFT is?
>
> It's 10, because I had MAXSMP set.
>
> So, MAX_NUMNODES = 1<< 10
>
> And the bitmask is made of longs. 1024 of them.
>
> How does this work ?
I have the same config with you.
Would you please try it for me ? Does it work on your box ?
I cannot reproduce this problem on the latest kernel.
But I can reproduce it on 3.10.
Thanks
>
> Dave
>
> --
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next prev parent reply other threads:[~2014-01-23 6:34 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-23 5:49 [PATCH] numa, mem-hotplug: Fix stack overflow in numa when seting kernel nodes to unhotpluggable Tang Chen
2014-01-23 6:01 ` Dave Jones
2014-01-23 6:05 ` Andrew Morton
2014-01-23 6:06 ` David Rientjes
2014-01-23 6:13 ` Dave Jones
2014-01-23 6:15 ` David Rientjes
2014-01-23 6:58 ` Dave Jones
2014-01-23 22:31 ` Dave Jones
2014-01-27 7:29 ` Tang Chen
2014-01-27 14:52 ` Dave Jones
2014-01-23 6:36 ` Tang Chen [this message]
2014-01-28 0:32 ` David Rientjes
2014-01-28 1:01 ` Tang Chen
2014-01-28 2:55 ` Dave Jones
2014-01-28 3:14 ` Tang Chen
2014-01-28 3:24 ` Tang Chen
2014-01-28 3:55 ` Dave Jones
2014-01-28 4:47 ` Tang Chen
2014-01-28 4:47 ` Dave Jones
2014-01-28 5:17 ` Tang Chen
2014-01-28 6:53 ` Dave Jones
2014-01-28 5:31 ` Tang Chen
2014-01-28 7:10 ` Tang Chen
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