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Subject: Re: [PATCH v2 00/14] Support Fujitsu Stand Alone Dump Format
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Date: Fri, 28 Oct 2011 21:05:03 +0900
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To: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com>
Cc: kexec@lists.infradead.org

Hi HATAYAMA-san

Thank you for updating patches.
I will review them.


Thanks.
tachibana


On 2011/10/28 18:48:04 +0900, HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com> wrote:
> Hello Tachibana-san,
> 
> Since there's certain time until Tachibana-san's review, I made some
> cleanups and bugfixes to the previous version. Could you review this
> instead to reduce the review time?
> 
> ==
> The following series implements Fujitsu stand-alone dump (sadump)
> format support for makedumpfile, converting sadump-related formats
> into kdump-compressed format.
> 
> Based on makedumpfile version 1.4.0.
> 
> Here is summary of the changes.
> 
> No debug information on sadump-related formats
> ==============================================
> 
> Unlike other dump mechanisms, VMCORE created by sadump has NO debug
> information including VMCOREINFO. So, -x VMLINUX is definitely
> necessary.
> 
> Debug information gained from VMLINUX is used for:
> 
>     1. creating VMCOREINFO dynamically, saved in resulting dumpfiles
>        in kdump-compressed format, and
> 
>     2. gaining symbolic and type information necessary to refer to ELF
>        note information contained in VMCORE generated by kdump at
>        crash, and to estimate phys_base value.
> 
> If no VMLINUX is specified, dumpfile with no VMCOREINFO and ELF note
> is generated on the current implementation.
> 
> 
> Command-line interface change
> =============================
> 
> Introduce --diskset=VMCORE to pass multiple VMCOREs in a single
> commnad-line input.
> 
>     makedumpfile [OPTION] -x VMLINUX --diskset=VMCORE1 --diskset=VMCORE2 \
>     [--diskset=VMCORE3 ..] DUMPFILE
> 
> 
> Architectures
> =============
> 
> X86 and X86_64.
> 
> On the other unsupported architectures, sadump-related source files
> are never compiled and linked into makedumpfile executable.
> 
> ---
> 
> HATAYAMA Daisuke (14):
>       Add description of sadump-related formats in manual page
>       Add description of sadump-related formts in usage information
>       Read kexec backup region
>       Procees CPUs based on online ones
>       Generate and save VMCOREINFO and ELF note information
>       Estimate phys_base based on linux_banner position
>       Implement readmem() interface on sadump-related formats
>       Initialize debug information for ELF note extraction
>       Initialize internal data according to sadump-related formats
>       Export helpers for bitmap table handling
>       Verify and read VMCORE(s) in sadump-related formats
>       Implement command-line processing
>       Extend DumpInfo structure
>       Add sadump module header file
> 
> 
>  Makefile       |    6 
>  elf_info.c     |    2 
>  makedumpfile.8 |   22 +
>  makedumpfile.c |  455 +++++++++++--
>  makedumpfile.h |  207 ++++++
>  print_info.c   |   10 
>  sadump_info.c  | 1945 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  sadump_info.h  |  165 +++++
>  sadump_mod.h   |  186 +++++
>  9 files changed, 2907 insertions(+), 91 deletions(-)
>  create mode 100644 sadump_info.c
>  create mode 100644 sadump_info.h
>  create mode 100644 sadump_mod.h
> 
> -- 
> Thanks.
> HATAYAMA, Daisuke
> 
> _______________________________________________
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