linux-kernel - Re: BUG, 2.6.20-rc3 raid autodetection [repost due to forgotten CC]

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Date:	Thu, 04 Jan 2007 23:06:26 +0100
From:	Redeeman <redeeman@...anurb.dk>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	LKML Mailinglist <linux-kernel@...r.kernel.org>
Subject: Re: BUG, 2.6.20-rc3 raid autodetection [repost due to forgotten CC]

On Thu, 2007-01-04 at 22:45 +0100, Kasper Sandberg wrote:
> On Thu, 2007-01-04 at 22:06 +0100, Bartlomiej Zolnierkiewicz wrote:
> > On 1/4/07, Kasper Sandberg <lkml@...anurb.dk> wrote:
> > > On Thu, 2007-01-04 at 21:07 +0100, Bartlomiej Zolnierkiewicz wrote:
> > > > On 1/4/07, Kasper Sandberg <lkml@...anurb.dk> wrote:
> > > > > On Thu, 2007-01-04 at 20:07 +0100, Bartlomiej Zolnierkiewicz wrote:
> > > > > > On 1/4/07, Kasper Sandberg <lkml@...anurb.dk> wrote:
> > > > > > > Hello.
> > > > > > >
> > > > > > > i just attempted to test .20-rc3-git4 on a box, which has 6 drives in
> > > > > > > raid5. it uses raid autodetection, and 2 ide controllers (via and
> > > > > > > promise 20269).
> > > > > > >
> > > > > > > there are two problems.
> > > > > > >
> > > > > > > first, and most importantly, it doesent autodetect, i attempted with
> > > > > > > both the old ide drivers, and the new pata on libata drivers, the drives
> > > > > > > appears to be found, but the raid autoassembling just doesent happen.
> > > > > > >
> > > > > > > this is .17, which works:
> > > > > > > http://sh.nu/p/8001
> > > > > > >
> > > > > > > this is .20-rc3-git4 which doesent work, in pata-on-libata mode:
> > > > > > > http://sh.nu/p/8000
> > > > > > >
> > > > > > > this is .20-rc3-git4 which doesent work, in old ide mode:
> > > > > > > http://sh.nu/p/8002
> > > > > >
> > > > > > For some reason IDE disk driver is not claiming IDE devices.
> > > > > >
> > > > > > Could you please double check that IDE disk driver is built-in
> > > > > > (CONFIG_BLK_DEV_IDEDISK=y in the kernel configuration)
> > > > > > and not compiled as module?
> > > > > i need not check even once, i do not have module support enabled, so
> > > >
> > > > OK
> > > >
> > > > > everything 1000000% surely is built in. this is the case for .17 too
> > > > > (and earlier, this box was started with .15 i think.)
> > > >
> > > > Could you send me your config?
> > > > I'll try to reproduce this locally.
> > > sure thing.
> > >
> > > http://sh.nu/p/8004 <-- .17 working
> > 
> > CONFIG_BLK_DEV_IDEDISK=y
> > 
> > > http://sh.nu/p/8005 <-- .20-rc3-git4 nonworking, idemode, the one with
> > > libata i dont have anymore, but the only difference is that i use the
> > > libata drivers, but as its same result, shouldnt matter
> > 
> > # CONFIG_BLK_DEV_IDEDISK is not set
> > 
> > so not everything is "1000000% surely" built-in ;)
> i see your point, im afraid i may have misinterpreted you, since you
> said "and not compiled as module", so i thought you meant i had to make
> sure it wasnt moduled only.
> 
> i will try with this now, what about pataonlibata, do i need this for
> that too?
> > 
> > Bart
> > 
-- 
Redeeman <redeeman@...anurb.dk>

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