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Date:      Sat, 3 Sep 2005 19:51:45 +0300 (EEST)
From:      Dmitry Pryanishnikov <dmitry@atlantis.dp.ua>
To:        Bruce Evans <bde@zeta.org.au>
Cc:        freebsd-arch@FreeBSD.org
Subject:   Re: kern/85503: panic: wrong dirclust using msdosfs in RELENG_6
Message-ID:  <20050903194401.E1788@atlantis.atlantis.dp.ua>
In-Reply-To: <20050903190632.S1788@atlantis.atlantis.dp.ua>
References:  <20050901183311.D62325@atlantis.atlantis.dp.ua> <20050902205456.S2885@delplex.bde.org> <20050903190632.S1788@atlantis.atlantis.dp.ua>

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On Sat, 3 Sep 2005, Dmitry Pryanishnikov wrote:
>> I think I said that the inode number in msdosfs should be the cluster
>> number of the first cluster in the file.  This would be broken by
>> variable-sized clusters (unlikely, and even less useful) or new file
>> types like symlinks (useful and not so unlikely -- FreeBSD could add
>> them as an extension).
>
> Yes, I agree with this. While this fs has being called FAT32,
> it's cluster number will fit in 32-bit word.

  Ups, how about empty files? They haven't any allocated clusters, have
they? So, alas, we can't go this route.

> I think interoperability with other OSes is also important, and if, e.g.
> Microsoft will invent FAT64, we will return to this topic ;)

  Or, more realistically, NTFS will support >4Gfiles/fs... I won't even
be surprised if they already do.

Sincerely, Dmitry
-- 
Atlantis ISP, System Administrator
e-mail:  dmitry@atlantis.dp.ua
nic-hdl: LYNX-RIPE



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