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Date:      Tue, 06 Nov 2012 19:40:05 +0000
From:      "Poul-Henning Kamp" <phk@phk.freebsd.dk>
To:        Jaakko Heinonen <jh@FreeBSD.org>
Cc:        freebsd-hackers@FreeBSD.org, filip.palian@pjwstk.edu.pl
Subject:   Re: [patch] md(4) and preloaded memory disks
Message-ID:  <12862.1352230805@critter.freebsd.dk>
In-Reply-To: <20121106182752.GB2234@a91-153-116-96.elisa-laajakaista.fi>
References:  <20121106182752.GB2234@a91-153-116-96.elisa-laajakaista.fi>

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In message <20121106182752.GB2234@a91-153-116-96.elisa-laajakaista.fi>, Jaakko 
Heinonen writes:

>I plan to commit the patch below to disallow attaching preloaded memory
>disks via ioctl. I didn't find anything that would really use this
>undocumented feature.

If I remember right, this was for the case where you had preloaded
multiple images, and the kernel would only auto-discover the first
one.

All things (such as the disapperance of floppy disks),  considered
this feature should be removed.


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.



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