linux-kernel - Re: Linux mdadm superblock question.

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Message-ID: <20100217130103.3ca65ef3@notabene.brown>
Date:	Wed, 17 Feb 2010 13:01:03 +1100
From:	Neil Brown <neilb@...e.de>
To:	"Mr. James W. Laferriere" <babydr@...y-dragons.com>
Cc:	Bill Davidsen <davidsen@....com>,
	Volker Armin Hemmann <volkerarmin@...glemail.com>,
	Michael Evans <mjevans1983@...il.com>,
	linux-kernel@...r.kernel.org, linux-raid@...r.kernel.org
Subject: Re: Linux mdadm superblock question.

On Tue, 16 Feb 2010 16:03:43 -0900 (AKST)
"Mr. James W. Laferriere" <babydr@...y-dragons.com> wrote:

>  	Hello Bill ,
> 
> On Tue, 16 Feb 2010, Bill Davidsen wrote:
> > Volker Armin Hemmann wrote:
> >> On Sonntag 14 Februar 2010, you wrote:
> >>> In other words, 'auto-detection' for 1.x format devices is using an
> >>> initrd/initramfs.
> >>
> >> which makes 1.x format useless for everybody who does not want to deal with 
> >> initrd/initramfs.
> >
> > You make this sound like some major big deal. are you running your own 
> > distribution? In most cases mkinitrd does the right thing when you "make 
> > install" the kernel, and if you are doing something in the build so complex 
> > that it needs options, you really should understand the options and be sure 
> > you're doing what you want.
> >
> > Generally this involves preloading a module or two, and if you need it every 
> > time you probably should have built it in, anyway.
> >
> > My opinion...
>  	My Opinion as well .  That is one of the many reasons why I have my '/' 
> autoassemble .  And do to this I am permanently stuck at 0.90 version of the 
> raid table .  No big shakes for that .  But at sometime in the past there was a 
> discussion to have the 0.90 raid table be removed ,  NOW THAT SCARES THE H?LL 
> OUT OF ME .  So far Neil has not done so .
> 
>  	I am unaware of any record from Neil or other maintainer(s) of the 
> /md/ device tree saying that they will not remove the 0.90 table and the 
> autoassembly functions there .  I'd very much like to hear a statement saying 
> there will not be a removal of the autoassembly functions for 0.90 raid table 
> from the kernel tree .

I will not be removing 0.90 or auto-assemble from the kernel in the
foreseeable future.
None the less, I recommend weaning yourself from your dependence on it.
initramfs is the future, embrace it.

NeilBrown
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