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Re: [Qemu-devel] [RFC][PATCH] save/load cpu runstate
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From: |
Markus Armbruster |
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Subject: |
Re: [Qemu-devel] [RFC][PATCH] save/load cpu runstate |
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Date: |
Fri, 15 Mar 2013 08:39:04 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.1 (gnu/linux) |
Hu Tao <address@hidden> writes:
> This patch make it aviable to save cpu runstate when do savevm,
> and restore it when do loadvm, correspondingly. If qemu is started
> with -S, then the saved runstate is ignored.
Why is saving runstate useful?
> WARNING: this patch breaks backward migration compatibility, Paolo
> thinks it's not worth it. But I'm still posting it for other comments.