From: David Rientjes <rientjes@google.com>
To: Tang Chen <tangchen@cn.fujitsu.com>
Cc: akpm@linux-foundation.org, jiang.liu@huawei.com,
wujianguo@huawei.com, hpa@zytor.com, wency@cn.fujitsu.com,
laijs@cn.fujitsu.com, linfeng@cn.fujitsu.com, yinghai@kernel.org,
isimatu.yasuaki@jp.fujitsu.com, rob@landley.net,
kosaki.motohiro@jp.fujitsu.com, minchan.kim@gmail.com,
mgorman@suse.de, guz.fnst@cn.fujitsu.com, rusty@rustcorp.com.au,
lliubbo@gmail.com, jaegeuk.hanse@gmail.com, tony.luck@intel.com,
glommer@parallels.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org
Subject: Re: [PATCH Bug fix] acpi, movablemem_map: node0 should always be unhotpluggable when using SRAT.
Date: Wed, 30 Jan 2013 00:50:26 -0800 (PST) [thread overview]
Message-ID: <alpine.DEB.2.00.1301300049100.19679@chino.kir.corp.google.com> (raw)
In-Reply-To: <1359532470-28874-1-git-send-email-tangchen@cn.fujitsu.com>
On Wed, 30 Jan 2013, Tang Chen wrote:
> When using movablemem_map=acpi, always set node0 as unhotpluggable, otherwise
> if all the memory is hotpluggable, the kernel will fail to boot.
>
> When using movablemem_map=nn[KMG]@ss[KMG], we don't stop users specifying
> node0 as hotpluggable, and ignore all the info in SRAT, so that this option
> can be used as a workaround of firmware bugs.
>
Could you elaborate on the failure you're seeing?
I've booted the kernel many times without memory on a node 0.
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next prev parent reply other threads:[~2013-01-30 8:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-30 7:54 Tang Chen
2013-01-30 8:50 ` David Rientjes [this message]
2013-01-30 9:05 ` Tang Chen
2013-01-30 9:45 ` David Rientjes
2013-01-30 10:32 ` Tang Chen
2013-01-30 22:48 ` David Rientjes
2013-01-30 15:55 ` H. Peter Anvin
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