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Re: [Qemu-devel] [PATCH v2] dump: add Windows dump format to dump-guest-
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCH v2] dump: add Windows dump format to dump-guest-memory |
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Date: |
Thu, 19 Apr 2018 11:24:27 -0500 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 |
On 04/18/2018 12:39 PM, 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 (since 2.13)
Long line, please wrap under 80 columns.
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
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