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Re: [Qemu-devel] [PATCH v2 3/3] docs/qcow2: Limit refcount_order to [0,
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-devel] [PATCH v2 3/3] docs/qcow2: Limit refcount_order to [0, 6] |
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Date: |
Wed, 3 Sep 2014 14:51:28 +0100 |
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User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Wed, Sep 03, 2014 at 12:25:09AM +0200, Max Reitz wrote:
> Specify the upper limit of refcount_order to be 6 (that is,
> refcount_bits = 64). Any larger value does not make much sense when all
> offsets, sizes, cluster counts etc. "only" have a width of 64 bit as
> well, and very large values would be very difficult to support.
> Therefore, just cap it at the largest reasonable value.
>
> Suggested-by: Eric Blake <address@hidden>
> Signed-off-by: Max Reitz <address@hidden>
> ---
> docs/specs/qcow2.txt | 1 +
> 1 file changed, 1 insertion(+)
Reviewed-by: Stefan Hajnoczi <address@hidden>
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