Re: [stable] [PATCH] hpsa: fix physical device lun and targetnumbering problem

From: Greg KH
Date: Tue Aug 09 2011 - 12:31:05 EST

On Tue, Aug 09, 2011 at 08:18:01AM -0500, Stephen M. Cameron wrote:
> From: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
> If a physical device exposed to the OS by hpsa
> is replaced (e.g. one hot plug tape drive is replaced
> by another, or a tape drive is placed into "OBDR" mode
> in which it acts like a CD-ROM device) and a rescan is
> initiated, the replaced device will be added to the
> SCSI midlayer with target and lun numbers set to -1.
> After that, a panic is likely to ensue. When a physical
> device is replaced, the lun and target number should be
> preserved.
> Signed-off-by: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/scsi/hpsa.c | 10 ++++++++++
> 1 files changed, 10 insertions(+), 0 deletions(-)


This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read Documentation/stable_kernel_rules.txt
for how to do this properly.

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