From: Dave Hansen <dave.hansen@intel.com>
To: David Rientjes <rientjes@google.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Zhang Zhen <zhenzhang.zhang@huawei.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
laijs@cn.fujitsu.com, sjenning@linux.vnet.ibm.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Wang Nan <wangnan0@huawei.com>
Subject: Re: [patch] mm, hotplug: probe interface is available on several platforms
Date: Wed, 11 Jun 2014 15:22:09 -0700 [thread overview]
Message-ID: <5398D691.7050202@intel.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1406111511450.27885@chino.kir.corp.google.com>
On 06/11/2014 03:15 PM, David Rientjes wrote:
> +CONFIG_ARCH_MEMORY_PROBE and can be configured on powerpc, sh, and x86
> +if hotplug is supported, although for x86 this should be handled by ACPI
> +notification.
Looks like a good change, in general.
My only nit is that this implies that all hotplug on x86 is ACPI-based,
which isn't true. Xen, at least, has an extension to its ballooning
that does hotplugs without ACPI.
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next prev parent reply other threads:[~2014-06-11 22:22 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-11 9:12 Proposal to realize hot-add *several sections one time* Zhang Zhen
2014-06-11 22:08 ` David Rientjes
2014-06-11 22:15 ` [patch] mm, hotplug: probe interface is available on several platforms David Rientjes
2014-06-11 22:22 ` Dave Hansen [this message]
2014-06-12 2:41 ` Proposal to realize hot-add *several sections one time* Zhang Zhen
2014-06-12 7:07 ` David Rientjes
2014-06-13 7:31 ` Zhang Zhen
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