Re: [Part1 PATCH v5 21/22] x86, mm: Make init_mem_mapping be able to be called several times

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From: Tang Chen <tangchen@cn.fujitsu.com>
To: Yinghai Lu <yinghai@kernel.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Tejun Heo <tj@kernel.org>, Thomas Renninger <trenn@suse.de>,
	Jiang Liu <jiang.liu@huawei.com>,
	Wen Congyang <wency@cn.fujitsu.com>,
	Lai Jiangshan <laijs@cn.fujitsu.com>,
	Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>,
	Mel Gorman <mgorman@suse.de>, Minchan Kim <minchan@kernel.org>,
	mina86@mina86.com, gong.chen@linux.intel.com,
	vasilis.liaskovitis@profitbricks.com, lwoodman@redhat.com,
	Rik van Riel <riel@redhat.com>,
	jweiner@redhat.com, Prarit Bhargava <prarit@redhat.com>,
	the arch/x86 maintainers <x86@kernel.org>,
	linux-doc@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux MM <linux-mm@kvack.org>, Pekka Enberg <penberg@kernel.org>,
	Jacob Shin <jacob.shin@amd.com>
Subject: Re: [Part1 PATCH v5 21/22] x86, mm: Make init_mem_mapping be able to be called several times
Date: Fri, 14 Jun 2013 13:08:39 +0800	[thread overview]
Message-ID: <51BAA557.7060501@cn.fujitsu.com> (raw)
In-Reply-To: <CAE9FiQXjg1zZB8veUHH2u9T5G1X8VMdMyY528YDhJtsFjKPxPQ@mail.gmail.com>

On 06/14/2013 06:47 AM, Yinghai Lu wrote:
> On Thu, Jun 13, 2013 at 11:35 AM, Konrad Rzeszutek Wilk
> <konrad.wilk@oracle.com>  wrote:
>> Tang Chen<tangchen@cn.fujitsu.com>  wrote:
>>
>>> From: Yinghai Lu<yinghai@kernel.org>
>>>
>>> Prepare to put page table on local nodes.
>>>
>>> Move calling of init_mem_mapping() to early_initmem_init().
>>>
>>> Rework alloc_low_pages to allocate page table in following order:
>>>        BRK, local node, low range
>>>
>>> Still only load_cr3 one time, otherwise we would break xen 64bit again.
>>>
>>
>>
>>
>> Sigh..  Can that comment on Xen be removed please.  The issue was fixed last release  and I believe I already asked to remove that comment as it is not true anymore.
>
> Sorry about that again, I thought I removed that already.

Sorry I didn't notice that. Will remove it if Yinghai or I resend this 
patch-set.

Thanks.

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WARNING: multiple messages have this Message-ID (diff)

From: Tang Chen <tangchen@cn.fujitsu.com>
To: Yinghai Lu <yinghai@kernel.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Tejun Heo <tj@kernel.org>, Thomas Renninger <trenn@suse.de>,
	Jiang Liu <jiang.liu@huawei.com>,
	Wen Congyang <wency@cn.fujitsu.com>,
	Lai Jiangshan <laijs@cn.fujitsu.com>,
	Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>,
	Mel Gorman <mgorman@suse.de>, Minchan Kim <minchan@kernel.org>,
	mina86@mina86.com, gong.chen@linux.intel.com,
	vasilis.liaskovitis@profitbricks.com, lwoodman@redhat.com,
	Rik van Riel <riel@redhat.com>,
	jweiner@redhat.com, Prarit Bhargava <prarit@redhat.com>,
	the arch/x86 maintainers <x86@kernel.org>,
	linux-doc@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux MM <linux-mm@kvack.org>, Pekka Enberg <penberg@kernel.org>,
	Jacob Shin <jacob.shin@amd.com>
Subject: Re: [Part1 PATCH v5 21/22] x86, mm: Make init_mem_mapping be able to be called several times
Date: Fri, 14 Jun 2013 13:08:39 +0800	[thread overview]
Message-ID: <51BAA557.7060501@cn.fujitsu.com> (raw)
In-Reply-To: <CAE9FiQXjg1zZB8veUHH2u9T5G1X8VMdMyY528YDhJtsFjKPxPQ@mail.gmail.com>

On 06/14/2013 06:47 AM, Yinghai Lu wrote:
> On Thu, Jun 13, 2013 at 11:35 AM, Konrad Rzeszutek Wilk
> <konrad.wilk@oracle.com>  wrote:
>> Tang Chen<tangchen@cn.fujitsu.com>  wrote:
>>
>>> From: Yinghai Lu<yinghai@kernel.org>
>>>
>>> Prepare to put page table on local nodes.
>>>
>>> Move calling of init_mem_mapping() to early_initmem_init().
>>>
>>> Rework alloc_low_pages to allocate page table in following order:
>>>        BRK, local node, low range
>>>
>>> Still only load_cr3 one time, otherwise we would break xen 64bit again.
>>>
>>
>>
>>
>> Sigh..  Can that comment on Xen be removed please.  The issue was fixed last release  and I believe I already asked to remove that comment as it is not true anymore.
>
> Sorry about that again, I thought I removed that already.

Sorry I didn't notice that. Will remove it if Yinghai or I resend this 
patch-set.

Thanks.

next prev parent reply	other threads:[~2013-06-14  5:05 UTC|newest]

Thread overview: 156+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-13 13:02 [Part1 PATCH v5 00/22] x86, ACPI, numa: Parse numa info earlier Tang Chen
2013-06-13 13:02 ` Tang Chen
2013-06-13 13:02 ` [Part1 PATCH v5 01/22] x86: Change get_ramdisk_{image|size}() to global Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:30   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:02 ` [Part1 PATCH v5 02/22] x86, microcode: Use common get_ramdisk_{image|size}() Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:31   ` [tip:x86/mm] x86, microcode: Use common get_ramdisk_{image|size}( ) tip-bot for Yinghai Lu
2013-06-13 13:02 ` [Part1 PATCH v5 03/22] x86, ACPI, mm: Kill max_low_pfn_mapped Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:31   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-17 21:04   ` [Part1 PATCH v5 03/22] " Tejun Heo
2013-06-17 21:04     ` Tejun Heo
2013-06-17 21:13     ` Yinghai Lu
2013-06-17 21:13       ` Yinghai Lu
2013-06-17 21:13       ` Yinghai Lu
2013-06-17 23:08       ` Tejun Heo
2013-06-17 23:08         ` Tejun Heo
2013-06-17 23:08         ` Tejun Heo
2013-06-13 13:02 ` [Part1 PATCH v5 04/22] x86, ACPI: Search buffer above 4GB in a second try for acpi initrd table override Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:31   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-17 21:06   ` [Part1 PATCH v5 04/22] " Tejun Heo
2013-06-17 21:06     ` Tejun Heo
2013-06-13 13:02 ` [Part1 PATCH v5 05/22] x86, ACPI: Increase acpi initrd override tables number limit Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:31   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:02 ` [Part1 PATCH v5 06/22] x86, ACPI: Split acpi_initrd_override() into find/copy two steps Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:31   ` [tip:x86/mm] x86, ACPI: Split acpi_initrd_override() into find/ copy " tip-bot for Yinghai Lu
2013-06-13 13:02 ` [Part1 PATCH v5 07/22] x86, ACPI: Store override acpi tables phys addr in cpio files info array Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:31   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-17 23:38   ` [Part1 PATCH v5 07/22] " Tejun Heo
2013-06-17 23:38     ` Tejun Heo
2013-06-17 23:40     ` Yinghai Lu
2013-06-17 23:40       ` Yinghai Lu
2013-06-17 23:40       ` Yinghai Lu
2013-06-17 23:52   ` Tejun Heo
2013-06-17 23:52     ` Tejun Heo
2013-06-13 13:02 ` [Part1 PATCH v5 08/22] x86, ACPI: Make acpi_initrd_override_find work with 32bit flat mode Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:31   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  0:07   ` [Part1 PATCH v5 08/22] " Tejun Heo
2013-06-18  0:07     ` Tejun Heo
2013-06-13 13:02 ` [Part1 PATCH v5 09/22] x86, ACPI: Find acpi tables in initrd early from head_32.S/head64.c Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:32   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  0:33   ` [Part1 PATCH v5 09/22] " Tejun Heo
2013-06-18  0:33     ` Tejun Heo
2013-06-13 13:02 ` [Part1 PATCH v5 10/22] x86, mm, numa: Move two functions calling on successful path later Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:32   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  0:53   ` [Part1 PATCH v5 10/22] " Tejun Heo
2013-06-18  0:53     ` Tejun Heo
2013-06-13 13:02 ` [Part1 PATCH v5 11/22] x86, mm, numa: Call numa_meminfo_cover_memory() checking early Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:32   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  1:05   ` [Part1 PATCH v5 11/22] " Tejun Heo
2013-06-18  1:05     ` Tejun Heo
2013-06-13 13:02 ` [Part1 PATCH v5 12/22] x86, mm, numa: Move node_map_pfn_alignment() to x86 Tang Chen
2013-06-13 13:02   ` Tang Chen
2013-06-14 21:32   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  1:08   ` [Part1 PATCH v5 12/22] " Tejun Heo
2013-06-18  1:08     ` Tejun Heo
2013-06-13 13:03 ` [Part1 PATCH v5 13/22] x86, mm, numa: Use numa_meminfo to check node_map_pfn alignment Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:32   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  1:40   ` [Part1 PATCH v5 13/22] " Tejun Heo
2013-06-18  1:40     ` Tejun Heo
2013-06-13 13:03 ` [Part1 PATCH v5 14/22] x86, mm, numa: Set memblock nid later Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:32   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  1:45   ` [Part1 PATCH v5 14/22] " Tejun Heo
2013-06-18  1:45     ` Tejun Heo
2013-06-13 13:03 ` [Part1 PATCH v5 15/22] x86, mm, numa: Move node_possible_map setting later Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:32   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:03 ` [Part1 PATCH v5 16/22] x86, mm, numa: Move numa emulation handling down Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:33   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  1:58   ` [Part1 PATCH v5 16/22] " Tejun Heo
2013-06-18  1:58     ` Tejun Heo
2013-06-18  6:22     ` Yinghai Lu
2013-06-18  6:22       ` Yinghai Lu
2013-06-18  7:13       ` Yinghai Lu
2013-06-18  7:13         ` Yinghai Lu
2013-06-19 21:25       ` Yinghai Lu
2013-06-19 21:25         ` Yinghai Lu
2013-06-13 13:03 ` [Part1 PATCH v5 17/22] x86, ACPI, numa, ia64: split SLIT handling out Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:33   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:03 ` [Part1 PATCH v5 18/22] x86, mm, numa: Add early_initmem_init() stub Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:33   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:03 ` [Part1 PATCH v5 19/22] x86, mm: Parse numa info earlier Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:33   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:03 ` [Part1 PATCH v5 20/22] x86, mm: Add comments for step_size shift Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:33   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:03 ` [Part1 PATCH v5 21/22] x86, mm: Make init_mem_mapping be able to be called several times Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-13 18:35   ` Konrad Rzeszutek Wilk
2013-06-13 18:35     ` Konrad Rzeszutek Wilk
2013-06-13 22:47     ` Yinghai Lu
2013-06-13 22:47       ` Yinghai Lu
2013-06-14  5:08       ` Tang Chen [this message]
2013-06-14  5:08         ` Tang Chen
2013-06-14 21:33   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-13 13:03 ` [Part1 PATCH v5 22/22] x86, mm, numa: Put pagetable on local node ram for 64bit Tang Chen
2013-06-13 13:03   ` Tang Chen
2013-06-14 21:34   ` [tip:x86/mm] " tip-bot for Yinghai Lu
2013-06-18  2:03 ` [Part1 PATCH v5 00/22] x86, ACPI, numa: Parse numa info earlier Tejun Heo
2013-06-18  2:03   ` Tejun Heo
2013-06-18  5:47   ` Tang Chen
2013-06-18  5:47     ` Tang Chen
2013-06-18 17:21     ` Tejun Heo
2013-06-18 17:21       ` Tejun Heo
2013-06-20  5:52       ` Tang Chen
2013-06-20  5:52         ` Tang Chen
2013-06-20  6:17         ` Tejun Heo
2013-06-20  6:17           ` Tejun Heo
2013-06-21  9:19           ` Tang Chen
2013-06-21  9:19             ` Tang Chen
2013-06-21 18:25             ` Tejun Heo
2013-06-21 18:25               ` Tejun Heo
2013-06-24  3:51               ` Tang Chen
2013-06-24  3:51                 ` Tang Chen
2013-06-24  7:26                 ` Tang Chen
2013-06-24  7:26                   ` Tang Chen
2013-06-24 19:59                   ` Tejun Heo
2013-06-24 19:59                     ` Tejun Heo
2013-06-18 17:10 ` Vasilis Liaskovitis
2013-06-18 17:10   ` Vasilis Liaskovitis
2013-06-18 20:19   ` Yinghai Lu
2013-06-18 20:19     ` Yinghai Lu
2013-06-19 10:05     ` Vasilis Liaskovitis
2013-06-19 10:05       ` Vasilis Liaskovitis
2013-06-20 18:42       ` Yinghai Lu
2013-06-20 18:42         ` Yinghai Lu
2013-06-24  9:40   ` Gu Zheng
2013-06-24  9:40     ` Gu Zheng
2013-06-21  5:19 ` H. Peter Anvin
2013-06-21  5:19   ` H. Peter Anvin
2013-06-21  6:06   ` Tang Chen
2013-06-21  6:06     ` Tang Chen
2013-06-21  6:10     ` H. Peter Anvin
2013-06-21  6:10       ` H. Peter Anvin
2013-06-21  6:20       ` Tang Chen
2013-06-21  6:20         ` Tang Chen
2013-06-21  6:26         ` Tejun Heo
2013-06-21  6:26           ` Tejun Heo
2013-06-21 20:18   ` Yinghai Lu
2013-06-21 20:18     ` Yinghai Lu

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