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From: "Leubner, Achim" <Achim_Leubner@adaptec.com>
To: Jeff Roberson <jroberson@jroberson.net>
Date: Thu, 7 May 2009 06:27:44 -0700
Thread-Topic: softdep_move_dependencies panic
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Cc: Ed Maste <emaste@phaedrus.sandvine.ca>,
	"current@freebsd.org" <current@freebsd.org>, "Sridaran,
	Gana" <Ganapathy_Sridaran@adaptec.com>
Subject: RE: softdep_move_dependencies panic
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Hi Jeff,

I'm currently on business trip. I'll send the stack trace next Monday.

Thanks,
Achim

-----Original Message-----
From: Jeff Roberson [mailto:jroberson@jroberson.net]=20
Sent: Thursday, May 07, 2009 3:20 PM
To: Leubner, Achim
Cc: Ed Maste; Scott Long; current@freebsd.org; Sridaran, Gana
Subject: Re: softdep_move_dependencies panic

On Wed, 6 May 2009, Leubner, Achim wrote:

> Hi Ed, Hi Scott,
>
> We run into a problem if a RAID array goes into an "error" state and is m=
arked "offline". The new aac driver removes the device in this case with de=
vice_delete_child() and all commands to that device will be answered using =
biodone() with flag BIO_ERROR and error EINVAL. But this causes a "softdep_=
move_dependencies: need merge code" panic in the filesystem. Is there any p=
ossibility to avoid this panic? We see it under FreeBSD 7.1 too.
> Any help is greatly appreciated.

Hi Achim,

Can you post the entire stack trace from the panic?

Thanks,
Jeff

>
> Thanks & Regards,
> Achim
>
>
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D
>
> Achim Leubner
>
> Software Engineer / RAID drivers
>
> ICP vortex GmbH / Adaptec Inc.
>
> Phone: +49-351-8718291
>
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