From: "H. Peter Anvin" <hpa@zytor.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: "Luck, Tony" <tony.luck@intel.com>, Tejun Heo <tj@kernel.org>,
Tang Chen <imtangchen@gmail.com>,
Tang Chen <tangchen@cn.fujitsu.com>,
"Moore, Robert" <robert.moore@intel.com>,
"Zheng, Lv" <lv.zheng@intel.com>, "rjw@sisk.pl" <rjw@sisk.pl>,
"lenb@kernel.org" <lenb@kernel.org>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@elte.hu" <mingo@elte.hu>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"trenn@suse.de" <trenn@suse.de>,
"jiang.liu@huawei.com" <jiang.liu@huawei.com>,
"wency@cn.fujitsu.com" <wency@cn.fujitsu.com>,
"laijs@cn.fujitsu.com" <laijs@cn.fujitsu.com>,
"isimatu.yasuaki@jp.fujitsu.com" <isimatu.yasuaki@jp.fujitsu.com>,
"izumi.taku@jp.fujitsu.com" <izumi.taku@jp.fujitsu.com>,
"mgorman@suse.de" <mgorman@suse.de>,
"minchan@kernel.org" <minchan@ke>
Subject: Re: [PATCH part5 0/7] Arrange hotpluggable memory as ZONE_MOVABLE.
Date: Mon, 12 Aug 2013 14:28:06 -0700 [thread overview]
Message-ID: <52095366.4020106@zytor.com> (raw)
In-Reply-To: <CAE9FiQVB18Rzf0nHi_1=TK8oHZ=tttOZRfrmVK=UqzHEc=8mww@mail.gmail.com>
On 08/12/2013 02:25 PM, Yinghai Lu wrote:
> On Mon, Aug 12, 2013 at 2:11 PM, Luck, Tony <tony.luck@intel.com> wrote:
>>>> The only fly I see in the ointment here is the crazy fragmentation of physical
>>
>> Just an idle, slightly related, question. Will a 64-bit X86 kernel work if the physical load address is >4GB?
>
> Yes. for smp booting, will need some pages under 1M for trampoline AP.
>
Not just for SMP anymore, either.
-hpa
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WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: "Luck, Tony" <tony.luck@intel.com>, Tejun Heo <tj@kernel.org>,
Tang Chen <imtangchen@gmail.com>,
Tang Chen <tangchen@cn.fujitsu.com>,
"Moore, Robert" <robert.moore@intel.com>,
"Zheng, Lv" <lv.zheng@intel.com>, "rjw@sisk.pl" <rjw@sisk.pl>,
"lenb@kernel.org" <lenb@kernel.org>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@elte.hu" <mingo@elte.hu>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"trenn@suse.de" <trenn@suse.de>,
"jiang.liu@huawei.com" <jiang.liu@huawei.com>,
"wency@cn.fujitsu.com" <wency@cn.fujitsu.com>,
"laijs@cn.fujitsu.com" <laijs@cn.fujitsu.com>,
"isimatu.yasuaki@jp.fujitsu.com" <isimatu.yasuaki@jp.fujitsu.com>,
"izumi.taku@jp.fujitsu.com" <izumi.taku@jp.fujitsu.com>,
"mgorman@suse.de" <mgorman@suse.de>,
"minchan@kernel.org" <minchan@kernel.org>,
"mina86@mina86.com" <mina86@mina86.com>,
"gong.chen@linux.intel.com" <gong.chen@linux.intel.com>,
"vasilis.liaskovitis@profitbricks.com"
<vasilis.liaskovitis@profitbricks.com>,
"lwoodman@redhat.com" <lwoodman@redhat.com>,
"riel@redhat.com" <riel@redhat.com>,
"jweiner@redhat.com" <jweiner@redhat.com>,
"prarit@redhat.com" <prarit@redhat.com>,
"zhangyanfei@cn.fujitsu.com" <zhangyanfei@cn.fujitsu.com>,
"yanghy@cn.fujitsu.com" <yanghy@cn.fujitsu.com>,
"x86@kernel.org" <x86@kernel.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>
Subject: Re: [PATCH part5 0/7] Arrange hotpluggable memory as ZONE_MOVABLE.
Date: Mon, 12 Aug 2013 14:28:06 -0700 [thread overview]
Message-ID: <52095366.4020106@zytor.com> (raw)
In-Reply-To: <CAE9FiQVB18Rzf0nHi_1=TK8oHZ=tttOZRfrmVK=UqzHEc=8mww@mail.gmail.com>
On 08/12/2013 02:25 PM, Yinghai Lu wrote:
> On Mon, Aug 12, 2013 at 2:11 PM, Luck, Tony <tony.luck@intel.com> wrote:
>>>> The only fly I see in the ointment here is the crazy fragmentation of physical
>>
>> Just an idle, slightly related, question. Will a 64-bit X86 kernel work if the physical load address is >4GB?
>
> Yes. for smp booting, will need some pages under 1M for trampoline AP.
>
Not just for SMP anymore, either.
-hpa
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
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next prev parent reply other threads:[~2013-08-12 21:28 UTC|newest]
Thread overview: 165+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-08 10:16 [PATCH part5 0/7] Arrange hotpluggable memory as ZONE_MOVABLE Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-08 10:16 ` [PATCH part5 1/7] x86: get pg_data_t's memory from other node Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-12 14:39 ` Tejun Heo
2013-08-12 14:39 ` Tejun Heo
2013-08-12 15:12 ` Tang Chen
2013-08-12 15:12 ` Tang Chen
2013-08-08 10:16 ` [PATCH part5 2/7] x86, numa, mem_hotplug: Skip all the regions the kernel resides in Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-08 10:16 ` [PATCH part5 3/7] memblock, numa: Introduce flag into memblock Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-08 10:16 ` [PATCH part5 4/7] memblock, mem_hotplug: Introduce MEMBLOCK_HOTPLUG flag to mark hotpluggable regions Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-08 10:16 ` [PATCH part5 5/7] memblock, mem_hotplug: Make memblock skip hotpluggable regions by default Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-14 21:54 ` Naoya Horiguchi
2013-08-14 21:54 ` Naoya Horiguchi
2013-08-15 5:15 ` Tang Chen
2013-08-15 5:15 ` Tang Chen
2013-08-08 10:16 ` [PATCH part5 6/7] mem-hotplug: Introduce movablenode boot option to {en|dis}able using SRAT Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-08 10:16 ` [PATCH part5 7/7] x86, numa, acpi, memory-hotplug: Make movablenode have higher priority Tang Chen
2013-08-08 10:16 ` Tang Chen
2013-08-09 16:32 ` [PATCH part5 0/7] Arrange hotpluggable memory as ZONE_MOVABLE Tejun Heo
2013-08-09 16:32 ` Tejun Heo
2013-08-12 6:33 ` Tang Chen
2013-08-12 8:54 ` Tang Chen
2013-08-12 8:54 ` Tang Chen
2013-08-12 14:50 ` Tejun Heo
2013-08-12 14:50 ` Tejun Heo
2013-08-12 15:14 ` H. Peter Anvin
2013-08-12 15:14 ` H. Peter Anvin
2013-08-12 15:23 ` Tejun Heo
2013-08-12 15:23 ` Tejun Heo
2013-08-12 16:29 ` Tang Chen
2013-08-12 16:29 ` Tang Chen
2013-08-12 16:46 ` Tejun Heo
2013-08-12 16:46 ` Tejun Heo
2013-08-12 18:23 ` Tang Chen
2013-08-12 18:23 ` Tang Chen
2013-08-12 20:20 ` Tejun Heo
2013-08-12 20:20 ` Tejun Heo
2013-08-12 20:49 ` Luck, Tony
2013-08-12 20:49 ` Luck, Tony
2013-08-12 20:54 ` Tejun Heo
2013-08-12 20:54 ` Tejun Heo
2013-08-12 20:57 ` H. Peter Anvin
2013-08-12 20:57 ` H. Peter Anvin
2013-08-12 21:06 ` Yinghai Lu
2013-08-12 21:06 ` Yinghai Lu
2013-08-12 21:08 ` Tejun Heo
2013-08-12 21:08 ` Tejun Heo
2013-08-12 21:12 ` H. Peter Anvin
2013-08-12 21:12 ` H. Peter Anvin
2013-08-12 21:14 ` Tejun Heo
2013-08-12 21:14 ` Tejun Heo
2013-08-12 21:11 ` H. Peter Anvin
2013-08-12 21:11 ` H. Peter Anvin
2013-08-12 21:11 ` Luck, Tony
2013-08-12 21:11 ` Luck, Tony
2013-08-12 21:25 ` Yinghai Lu
2013-08-12 21:25 ` Yinghai Lu
2013-08-12 21:28 ` H. Peter Anvin [this message]
2013-08-12 21:28 ` H. Peter Anvin
2013-08-13 5:14 ` H. Peter Anvin
2013-08-13 5:14 ` H. Peter Anvin
2013-08-13 6:14 ` Tang Chen
2013-08-13 6:14 ` Tang Chen
2013-08-13 9:56 ` Tang Chen
2013-08-13 9:56 ` Tang Chen
2013-08-13 14:38 ` Tejun Heo
2013-08-13 14:38 ` Tejun Heo
2013-08-13 22:33 ` Yinghai Lu
2013-08-13 22:33 ` Yinghai Lu
2013-08-14 1:22 ` Tang Chen
2013-08-14 1:22 ` Tang Chen
2013-08-15 19:06 ` Toshi Kani
2013-08-15 19:06 ` Toshi Kani
2013-08-15 20:28 ` Yinghai Lu
2013-08-15 20:28 ` Yinghai Lu
2013-08-16 2:08 ` Tang Chen
2013-08-16 2:08 ` Tang Chen
2013-08-16 4:21 ` Yinghai Lu
2013-08-16 4:21 ` Yinghai Lu
2013-08-19 3:07 ` Tang Chen
2013-08-19 3:07 ` Tang Chen
2013-08-19 3:28 ` Yinghai Lu
2013-08-19 3:28 ` Yinghai Lu
2013-08-15 8:42 ` Tang Chen
2013-08-15 8:42 ` Tang Chen
2013-08-15 12:19 ` Tejun Heo
2013-08-15 12:19 ` Tejun Heo
2013-08-15 12:44 ` Tang Chen
2013-08-15 12:44 ` Tang Chen
2013-08-15 12:49 ` Tejun Heo
2013-08-15 12:49 ` Tejun Heo
2013-08-15 12:52 ` Tang Chen
2013-08-15 12:52 ` Tang Chen
2013-08-15 14:37 ` Yinghai Lu
2013-08-15 14:37 ` Yinghai Lu
2013-08-15 14:45 ` Tejun Heo
2013-08-15 14:45 ` Tejun Heo
2013-08-15 15:05 ` Yinghai Lu
2013-08-15 15:05 ` Yinghai Lu
2013-08-15 15:10 ` Tejun Heo
2013-08-15 15:10 ` Tejun Heo
2013-08-15 19:49 ` Toshi Kani
2013-08-15 19:49 ` Toshi Kani
2013-08-15 19:08 ` Luck, Tony
2013-08-15 19:08 ` Luck, Tony
2013-08-15 19:34 ` Yinghai Lu
2013-08-15 19:34 ` Yinghai Lu
2013-08-15 14:35 ` Yinghai Lu
2013-08-15 14:35 ` Yinghai Lu
2013-08-16 1:16 ` Tang Chen
2013-08-16 1:16 ` Tang Chen
2013-08-12 15:41 ` Tang Chen
2013-08-12 15:41 ` Tang Chen
2013-08-12 15:46 ` Tejun Heo
2013-08-12 15:46 ` Tejun Heo
2013-08-12 16:19 ` Tang Chen
2013-08-12 16:19 ` Tang Chen
2013-08-12 16:22 ` Tejun Heo
2013-08-12 16:22 ` Tejun Heo
2013-08-12 17:01 ` Tang Chen
2013-08-12 17:01 ` Tang Chen
2013-08-12 17:23 ` H. Peter Anvin
2013-08-12 17:23 ` H. Peter Anvin
2013-08-14 18:22 ` KOSAKI Motohiro
2013-08-14 18:22 ` KOSAKI Motohiro
2013-08-12 18:07 ` Tejun Heo
2013-08-12 18:07 ` Tejun Heo
2013-08-14 18:15 ` KOSAKI Motohiro
2013-08-14 18:15 ` KOSAKI Motohiro
2013-08-14 18:23 ` Tejun Heo
2013-08-14 18:23 ` Tejun Heo
2013-08-14 19:40 ` KOSAKI Motohiro
2013-08-14 19:40 ` KOSAKI Motohiro
2013-08-14 19:55 ` Tejun Heo
2013-08-14 19:55 ` Tejun Heo
2013-08-14 20:29 ` KOSAKI Motohiro
2013-08-14 20:29 ` KOSAKI Motohiro
2013-08-14 20:30 ` H. Peter Anvin
2013-08-14 20:30 ` H. Peter Anvin
2013-08-14 20:35 ` Tejun Heo
2013-08-14 20:35 ` Tejun Heo
2013-08-14 21:17 ` KOSAKI Motohiro
2013-08-14 21:17 ` KOSAKI Motohiro
2013-08-14 21:36 ` Tejun Heo
2013-08-14 21:36 ` Tejun Heo
2013-08-15 1:08 ` KOSAKI Motohiro
2013-08-15 1:08 ` KOSAKI Motohiro
2013-08-15 1:21 ` Tejun Heo
2013-08-15 1:21 ` Tejun Heo
2013-08-15 1:33 ` Tejun Heo
2013-08-15 1:33 ` Tejun Heo
2013-08-15 1:44 ` KOSAKI Motohiro
2013-08-15 1:44 ` KOSAKI Motohiro
2013-08-15 2:22 ` Tejun Heo
2013-08-15 2:22 ` Tejun Heo
2013-08-15 1:38 ` KOSAKI Motohiro
2013-08-15 1:38 ` KOSAKI Motohiro
2013-08-15 1:51 ` Tejun Heo
2013-08-15 1:51 ` Tejun Heo
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