linux-kernel - Re: [PATCH 1/7] omfs: define filesystem structures

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Message-ID: <20080328201940.GA3974@ucw.cz>
Date:	Fri, 28 Mar 2008 21:19:40 +0100
From:	Pavel Machek <pavel@....cz>
To:	Bob Copeland <me@...copeland.com>
Cc:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 1/7] omfs: define filesystem structures

On Wed 2008-03-26 20:45:54, Bob Copeland wrote:
> OMFS is a proprietary filesystem created for the ReplayTV and
> also used by the Rio Karma.  It uses hash tables with unordered,
> unbounded lists in each bucket for directories, extents for

Why did they create such beast?

> +struct omfs_header {
> +	__be64 h_self;
> +	__be32 h_body_size;
> +	__be16 h_crc;
> +	char h_fill1[2];
> +	u8 h_version;
> +	char h_type;
> +	u8 h_magic;
> +	u8 h_check_xor;
> +	__be32 h_fill2;
> +};

attribute packed or something? Some strange machine (alpha?) may
decide to align u8s at 32bit boundaries...

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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