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Re: [RFC PATCH v3 05/27] qcow2: Document the Extended L2 Entries feature
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From: |
Alberto Garcia |
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Subject: |
Re: [RFC PATCH v3 05/27] qcow2: Document the Extended L2 Entries feature |
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Date: |
Thu, 20 Feb 2020 17:04:43 +0100 |
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User-agent: |
Notmuch/0.18.2 (http://notmuchmail.org) Emacs/24.4.1 (i586-pc-linux-gnu) |
On Thu 20 Feb 2020 05:02:22 PM CET, Eric Blake wrote:
>>> + Bits are assigned starting from the most significant
>>> one.
>>> + (i.e. bit x is used for subcluster 31 - x)
>>
>> I still prefer it the other way round, both personally (e.g. it’s the
>> C ordering), and because other places in qcow2 use LSb for bit
>> ordering (the refcount order).
>
> Internal consistency with refcount order using LSb ordering is the
> strongest reason to flip things, and have bit x be subcluster x.
Ok, I think you're both right, I'll change that.
Berto