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Re: [Qemu-block] [PATCH 1/3] block: allow creation of detached dirty bit
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-block] [PATCH 1/3] block: allow creation of detached dirty bitmaps |
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Date: |
Mon, 28 Sep 2015 16:13:23 +0100 |
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User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Sun, Sep 27, 2015 at 11:29:16PM -0400, Jeff Cody wrote:
> This allows the creation of detached dirty bitmaps, so that the
> block driver dirty bitmaps can be used without inserting the
> bitmap into the dirty bitmap list for a BDS.
>
> To free a bitmap that was created "detached = true", call
> bdrv_release_dirty_bitmap() with the BlockDriverState argument
> as NULL.
I wonder if just disabling the bitmap with bdrv_disable_dirty_bitmap()
is enough?