linux-kernel - Re: [PATCH -v3 00/14] x86, mm: init_memory

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Message-ID: <20120905200815.GA2457@jshin-Toonie>
Date:	Wed, 5 Sep 2012 15:08:15 -0500
From:	Jacob Shin <jacob.shin@....com>
To:	Yinghai Lu <yinghai@...nel.org>
CC:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>, Tejun Heo <tj@...nel.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -v3 00/14] x86, mm: init_memory_mapping cleanup

On Tue, Sep 04, 2012 at 10:46:17PM -0700, Yinghai Lu wrote:
> Only create mapping for E820_820 and E820_RESERVED_KERN.
> 
> Seperate calculate_table_space_size and find_early_page_table out with
> init_memory_mapping.
> 
> For all ranges, will allocate page table one time, but init mapping
> only for E820 RAM and E820_RESERVED_KERN.
> 
> Could be found at:
> git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git for-x86-mm
> 
> Thanks
>         Yinghai
> 
> 
> Jacob Shin (4):
>   x86: if kernel .text .data .bss are not marked as E820_RAM, complain and fix
>   x86: Fixup code testing if a pfn is direct mapped
>   x86: Only direct map addresses that are marked as E820_RAM
>   x86/mm: calculate_table_space_size based on memory ranges that are being mapped
> 
> Yinghai Lu (10):
>   x86, mm: Add global page_size_mask
>   x86, mm: Split out split_mem_range
>   x86, mm: Moving init_memory_mapping calling
>   x86, mm: Revert back good_end setting for 64bit
>   x86, mm: Find early page table only one time
>   x86, mm: Separate out calculate_table_space_size()
>   x86, mm: Move down two calculate_table_space_size down.
>   x86, mm: set memblock initial limit to 1M
>   x86, mm: Use func pointer to table size calculation and mapping
>   x86, mm: Map ISA area with connected ram range at the same time
> 
>  arch/x86/include/asm/init.h       |    1 -
>  arch/x86/include/asm/page_types.h |    2 +
>  arch/x86/include/asm/pgtable.h    |    1 +
>  arch/x86/kernel/cpu/amd.c         |    8 +-
>  arch/x86/kernel/setup.c           |   36 +++--
>  arch/x86/mm/init.c                |  357 +++++++++++++++++++++++++------------
>  arch/x86/mm/init_64.c             |    6 +-
>  arch/x86/platform/efi/efi.c       |    8 +-
>  8 files changed, 280 insertions(+), 139 deletions(-)
> 
> -- 
> 1.7.7
> 
> 

Tested -v3 on our (AMD) machines and everything looks good.

Thanks,

-Jacob

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