Re: [Qemu-devel] [PATCH v1] dump: add Windows dump format to dump-guest-memory

[Eric Blake]

On 04/17/2018 08:50 AM, Viktor Prutyanov wrote:
> This patch adds Windows crashdumping feature. Now QEMU can produce ELF-dump
> containing Windows crashdump header, which can help to convert to a valid
> WinDbg-understandable crashdump file, or immediately create such file.
> The crashdump will be obtained by joining physical memory dump and 8K header
> exposed through vmcoreinfo/fw_cfg device by guest driver at BSOD time. Option
> '-w' was added to dump-guest-memory command. At the moment, only x64
> configuration is supported.
> Suitable driver can be found at
> https://github.com/virtio-win/kvm-guest-drivers-windows/tree/master/fwcfg64
> 
> Signed-off-by: Viktor Prutyanov <address@hidden>
> ---

> +++ b/qapi/misc.json
> @@ -1645,10 +1645,12 @@
>  #
>  # @kdump-snappy: kdump-compressed format with snappy-compressed
>  #
> +# @win-dmp: Windows full crashdump format (can be used instead of ELF 
> converting)

Missing a '(since 2.13)' tag.

> +#
>  # Since: 2.0
>  ##
>  { 'enum': 'DumpGuestMemoryFormat',
> -  'data': [ 'elf', 'kdump-zlib', 'kdump-lzo', 'kdump-snappy' ] }
> +  'data': [ 'elf', 'kdump-zlib', 'kdump-lzo', 'kdump-snappy', 'win-dmp' ] }
>  

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org

signature.asc
Description: OpenPGP digital signature