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Re: [Qemu-devel] [PATCH v1] add new function to copy dirty-bitmap
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From: |
John Snow |
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Subject: |
Re: [Qemu-devel] [PATCH v1] add new function to copy dirty-bitmap |
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Date: |
Wed, 30 Jan 2019 17:12:47 -0500 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 |
On 1/2/19 5:01 AM, mahaocong wrote:
> From: mahaocong <address@hidden>
>
> This patch adds new function to copy the hbitmap from an exist dirty-bitmap to
> another. The destination bitmap should have the same size and granularity with
> the source bitmap, or the copy will fail.
>
> Signed-off-by: mahaocong <address@hidden>
/technically/ we *can* do this already by creating a blank bitmap and
merging from one bitmap to the empty one.
Do you have a good argument for why copy is needed in addition?
--js