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From: Jacob Shin <jacob.shin@amd.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
	"H. Peter Anvin" <hpa@zytor.com>, Tejun Heo <tj@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy
Date: Thu, 18 Oct 2012 16:57:07 -0500	[thread overview]
Message-ID: <20121018215707.GA29973@jshin-Toonie> (raw)
In-Reply-To: <CAE9FiQVA-FF80h1nDqd1_PkxJ2U4oLTeB0-ak5FdniaLM8y4RQ@mail.gmail.com>

On Thu, Oct 18, 2012 at 01:40:21PM -0700, Yinghai Lu wrote:
> On Thu, Oct 18, 2012 at 9:26 AM, Jacob Shin <jacob.shin@amd.com> wrote:
> 
> i tested dom0 conf on 32 bit  and 64 bit, they are all working.
> 
> and just now I tried with mem=8944m, and they are still working.
> 
> anyway, can you please updated -v5 for-x86-mm branch ?
> I removed mark_page_ro workaround according to stefano

Just tested -v5 with Xen, and Dom0 no longer dies. Also tried it on HVM DomU
and also boots fine.

Also tested on our 1TB machine, and it looks good, only E820_RAM are mapped:

[    0.000000] e820: BIOS-provided physical RAM map:
[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x00000000000983ff] usable
[    0.000000] BIOS-e820: [mem 0x0000000000098400-0x000000000009ffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000000d2000-0x00000000000fffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000c7ebffff] usable
[    0.000000] BIOS-e820: [mem 0x00000000c7ec0000-0x00000000c7ed7fff] ACPI data
[    0.000000] BIOS-e820: [mem 0x00000000c7ed8000-0x00000000c7ed9fff] ACPI NVS
[    0.000000] BIOS-e820: [mem 0x00000000c7eda000-0x00000000c7ffffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec0ffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fff00000-0x00000000ffffffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000e037ffffff] usable
[    0.000000] BIOS-e820: [mem 0x000000e038000000-0x000000ffffffffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000010000000000-0x0000011ffeffffff] usable

...

[    0.000000] e820: last_pfn = 0xc7ec0 max_arch_pfn = 0x400000000
[    0.000000] initial memory mapped: [mem 0x00000000-0x1fffffff]
[    0.000000] Base memory trampoline at [ffff880000092000] 92000 size 24576
[    0.000000] Using GB pages for direct mapping
[    0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
[    0.000000]  [mem 0x00000000-0x000fffff] page 4k
[    0.000000] init_memory_mapping: [mem 0x11ffee00000-0x11ffeffffff]
[    0.000000]  [mem 0x11ffee00000-0x11ffeffffff] page 2M
[    0.000000] init_memory_mapping: [mem 0x11ffc000000-0x11ffedfffff]
[    0.000000]  [mem 0x11ffc000000-0x11ffedfffff] page 2M
[    0.000000] init_memory_mapping: [mem 0x11f80000000-0x11ffbffffff]
[    0.000000]  [mem 0x11f80000000-0x11fbfffffff] page 1G
[    0.000000]  [mem 0x11fc0000000-0x11ffbffffff] page 2M
[    0.000000] init_memory_mapping: [mem 0x11000000000-0x11f7fffffff]
[    0.000000]  [mem 0x11000000000-0x11f7fffffff] page 1G
[    0.000000] init_memory_mapping: [mem 0x00100000-0xc7ebffff]
[    0.000000]  [mem 0x00100000-0x001fffff] page 4k
[    0.000000]  [mem 0x00200000-0x3fffffff] page 2M
[    0.000000]  [mem 0x40000000-0xbfffffff] page 1G
[    0.000000]  [mem 0xc0000000-0xc7dfffff] page 2M
[    0.000000]  [mem 0xc7e00000-0xc7ebffff] page 4k
[    0.000000] init_memory_mapping: [mem 0x100000000-0xe037ffffff]
[    0.000000]  [mem 0x100000000-0xdfffffffff] page 1G
[    0.000000]  [mem 0xe000000000-0xe037ffffff] page 2M
[    0.000000] init_memory_mapping: [mem 0x10000000000-0x10fffffffff]
[    0.000000]  [mem 0x10000000000-0x10fffffffff] page 1G

Thanks!!

> 
> Thanks
> 
> Yinghai
> 


  reply	other threads:[~2012-10-18 21:57 UTC|newest]

Thread overview: 112+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-09 23:58 [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy Yinghai Lu
2012-10-09 23:58 ` [PATCH 1/7] x86, mm: align start address to correct big page size Yinghai Lu
2012-10-09 23:58 ` [PATCH 2/7] x86, mm: Use big page size for small memory range Yinghai Lu
2012-10-09 23:58 ` [PATCH 3/7] x86, mm: Don't clear page table if next range is ram Yinghai Lu
2012-10-09 23:58 ` [PATCH 4/7] x86, mm: only keep initial mapping for ram Yinghai Lu
2012-10-10 13:48   ` Konrad Rzeszutek Wilk
2012-10-10 14:59     ` Yinghai Lu
2012-10-09 23:58 ` [PATCH 5/7] x86, mm: Break down init_all_memory_mapping Yinghai Lu
2012-10-10 13:55   ` Konrad Rzeszutek Wilk
2012-10-10 15:42     ` Yinghai Lu
2012-10-09 23:58 ` [PATCH 6/7] x86, mm: setup page table from top-down Yinghai Lu
2012-10-10  1:53   ` Yinghai Lu
2012-10-10 16:38   ` Stefano Stabellini
2012-10-10 17:07     ` Yinghai Lu
2012-10-10 17:26       ` Stefano Stabellini
2012-10-10 17:38         ` Yinghai Lu
2012-11-16 17:14           ` H. Peter Anvin
2012-11-16 17:16             ` Yinghai Lu
2012-10-09 23:58 ` [PATCH 7/7] x86, mm: Remove early_memremap workaround for page table accessing Yinghai Lu
2012-10-10 13:47 ` [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy Konrad Rzeszutek Wilk
2012-10-10 14:55   ` Yinghai Lu
2012-10-10 16:40 ` Stefano Stabellini
2012-10-11  6:13   ` Yinghai Lu
2012-10-11 23:04     ` Yinghai Lu
2012-10-18 16:17     ` Stefano Stabellini
2012-10-18 16:26       ` Jacob Shin
2012-10-18 16:57         ` Stefano Stabellini
2012-10-18 20:36           ` Yinghai Lu
2012-10-18 20:40         ` Yinghai Lu
2012-10-18 21:57           ` Jacob Shin [this message]
2012-10-18 20:43       ` Yinghai Lu
2012-10-30 13:44     ` Konrad Rzeszutek Wilk
2012-10-30 14:47       ` Yinghai Lu
2012-11-03 21:35         ` Yinghai Lu
2012-11-03 21:37           ` H. Peter Anvin
2012-11-05 20:25             ` Yinghai Lu
2012-11-05 20:27               ` [PATCH 39/42] x86, mm: kill numa_free_all_bootmem() Yinghai Lu
2012-11-05 20:27                 ` [PATCH 40/42] x86, mm: kill numa_64.h Yinghai Lu
2012-11-05 20:27                 ` [PATCH 41/42] sparc, mm: Remove calling of free_all_bootmem_node() Yinghai Lu
2012-11-06 17:44                   ` David Miller
2012-11-05 20:27                 ` [PATCH 42/42] mm: Kill NO_BOOTMEM version free_all_bootmem_node() Yinghai Lu
2012-11-07 16:11               ` [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy Konrad Rzeszutek Wilk
2012-11-08  1:40                 ` Konrad Rzeszutek Wilk
2012-11-08  4:06                   ` Yinghai Lu
2012-11-09 20:31                     ` Yinghai Lu
2012-11-12 19:30           ` Konrad Rzeszutek Wilk
2012-11-12 21:17             ` [PATCH v7 00/46] x86, mm: map ram from top-down with BRK and memblock Yinghai Lu
2012-11-12 21:17               ` [PATCH 01/46] x86, mm: Add global page_size_mask and probe one time only Yinghai Lu
2012-11-12 21:17               ` [PATCH 02/46] x86, mm: Split out split_mem_range from init_memory_mapping Yinghai Lu
2012-11-13  5:51                 ` Yasuaki Ishimatsu
2012-11-13  6:20                   ` Yinghai Lu
2012-11-13  7:03                     ` snakky.zhang
2012-11-13 18:34                       ` Yinghai Lu
2012-11-12 21:17               ` [PATCH 03/46] x86, mm: Move down find_early_table_space() Yinghai Lu
2012-11-12 21:18               ` [PATCH 04/46] x86, mm: Move init_memory_mapping calling out of setup.c Yinghai Lu
2012-11-12 21:18               ` [PATCH 05/46] x86, mm: Revert back good_end setting for 64bit Yinghai Lu
2012-11-12 21:18               ` [PATCH 06/46] x86, mm: Change find_early_table_space() paramters Yinghai Lu
2012-11-12 21:18               ` [PATCH 07/46] x86, mm: Find early page table buffer together Yinghai Lu
2012-11-12 21:18               ` [PATCH 08/46] x86, mm: Separate out calculate_table_space_size() Yinghai Lu
2012-11-12 21:18               ` [PATCH 09/46] x86, mm: Set memblock initial limit to 1M Yinghai Lu
2012-11-12 21:18               ` [PATCH 10/46] x86, mm: if kernel .text .data .bss are not marked as E820_RAM, complain and fix Yinghai Lu
2012-11-12 21:18               ` [PATCH 11/46] x86, mm: Fixup code testing if a pfn is direct mapped Yinghai Lu
2012-11-12 21:18               ` [PATCH 12/46] x86, mm: use pfn_range_is_mapped() with CPA Yinghai Lu
2012-11-12 21:18               ` [PATCH 13/46] x86, mm: use pfn_range_is_mapped() with gart Yinghai Lu
2012-11-12 21:18               ` [PATCH 14/46] x86, mm: use pfn_range_is_mapped() with reserve_initrd Yinghai Lu
2012-11-12 21:18               ` [PATCH 15/46] x86, mm: Only direct map addresses that are marked as E820_RAM Yinghai Lu
2012-11-12 21:18               ` [PATCH 16/46] x86, mm: relocate initrd under all mem for 64bit Yinghai Lu
2012-11-12 21:18               ` [PATCH 17/46] x86, mm: Align start address to correct big page size Yinghai Lu
2012-11-12 21:18               ` [PATCH 18/46] x86, mm: Use big page size for small memory range Yinghai Lu
2012-11-12 21:18               ` [PATCH 19/46] x86, mm: Don't clear page table if range is ram Yinghai Lu
2012-11-12 21:18               ` [PATCH 20/46] x86, mm: Break down init_all_memory_mapping Yinghai Lu
2012-11-12 21:18               ` [PATCH 21/46] x86, mm: setup page table in top-down Yinghai Lu
2012-11-13 17:26                 ` Stefano Stabellini
2012-11-13 19:59                   ` Yinghai Lu
2012-11-13 20:01                     ` H. Peter Anvin
2012-11-13 20:36                       ` Yinghai Lu
2012-11-15 19:28                         ` Yinghai Lu
2012-11-12 21:18               ` [PATCH 22/46] x86, mm: Remove early_memremap workaround for page table accessing on 64bit Yinghai Lu
2012-11-13 16:52                 ` Stefano Stabellini
2012-11-12 21:18               ` [PATCH 23/46] x86, mm: Remove parameter in alloc_low_page for 64bit Yinghai Lu
2012-11-13 17:40                 ` Stefano Stabellini
2012-11-12 21:18               ` [PATCH 24/46] x86, mm: Merge alloc_low_page between 64bit and 32bit Yinghai Lu
2012-11-12 21:18               ` [PATCH 25/46] x86, mm: Move min_pfn_mapped back to mm/init.c Yinghai Lu
2012-11-12 21:18               ` [PATCH 26/46] x86, mm, Xen: Remove mapping_pagetable_reserve() Yinghai Lu
2012-11-13 16:36                 ` Stefano Stabellini
2012-11-13 18:51                   ` Yinghai Lu
2012-11-14 11:19                     ` Stefano Stabellini
2012-11-12 21:18               ` [PATCH 27/46] x86, mm: Add alloc_low_pages(num) Yinghai Lu
2012-11-13 16:37                 ` Stefano Stabellini
2012-11-13 18:53                   ` Yinghai Lu
2012-11-12 21:18               ` [PATCH 28/46] x86, mm: Add pointer about Xen mmu requirement for alloc_low_pages Yinghai Lu
2012-11-13 16:38                 ` Stefano Stabellini
2012-11-13 17:56                   ` H. Peter Anvin
2012-11-13 18:58                     ` Yinghai Lu
2012-11-12 21:18               ` [PATCH 29/46] x86, mm: only call early_ioremap_page_table_range_init() once Yinghai Lu
2012-11-12 21:18               ` [PATCH 30/46] x86, mm: Move back pgt_buf_* to mm/init.c Yinghai Lu
2012-11-12 21:18               ` [PATCH 31/46] x86, mm: Move init_gbpages() out of setup.c Yinghai Lu
2012-11-12 21:18               ` [PATCH 32/46] x86, mm: change low/hignmem_pfn_init to static on 32bit Yinghai Lu
2012-11-12 21:18               ` [PATCH 33/46] x86, mm: Move function declaration into mm_internal.h Yinghai Lu
2012-11-12 21:18               ` [PATCH 34/46] x86, mm: Add check before clear pte above max_low_pfn on 32bit Yinghai Lu
2012-11-12 21:18               ` [PATCH 35/46] x86, mm: use round_up/down in split_mem_range() Yinghai Lu
2012-11-12 21:18               ` [PATCH 36/46] x86, mm: use PFN_DOWN " Yinghai Lu
2012-11-12 21:18               ` [PATCH 37/46] x86, mm: use pfn instead of pos in split_mem_range Yinghai Lu
2012-11-12 21:18               ` [PATCH 38/46] x86, mm: use limit_pfn for end pfn Yinghai Lu
2012-11-12 21:18               ` [PATCH 39/46] x86, mm: Unifying after_bootmem for 32bit and 64bit Yinghai Lu
2012-11-12 21:18               ` [PATCH 40/46] x86, mm: Move after_bootmem to mm_internel.h Yinghai Lu
2012-11-12 21:18               ` [PATCH 41/46] x86, mm: Use clamp_t() in init_range_memory_mapping Yinghai Lu
2012-11-12 21:18               ` [PATCH 42/46] x86, mm: kill numa_free_all_bootmem() Yinghai Lu
2012-11-12 21:18               ` [PATCH 43/46] x86, mm: kill numa_64.h Yinghai Lu
2012-11-12 21:18               ` [PATCH 44/46] sparc, mm: Remove calling of free_all_bootmem_node() Yinghai Lu
2012-11-12 21:18               ` [PATCH 45/46] mm: Kill NO_BOOTMEM version free_all_bootmem_node() Yinghai Lu
2012-11-12 21:18               ` [PATCH 46/46] x86, mm: Let "memmap=" take more entries one time Yinghai Lu

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