From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marcelo Tosatti <mtosatti@redhat.com>
Subject: Re: Fresh install of Windows XP hangs early in boot?
Date: Thu, 31 Jul 2008 16:34:26 -0300
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Cc: kvm-devel <kvm@vger.kernel.org>
To: Roland Dreier <rdreier@cisco.com>
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On Tue, Jul 29, 2008 at 10:27:14PM -0700, Roland Dreier wrote:
>  > Known problem:
>  > http://www.nabble.com/LSI:-avoid-infinite-loops-p17116605.html
> 
> I tried this hack (and actually made the magic insns number 500), and
> doing an XP install I got
> 
>     lsi_scsi: error: Reselect with pending DMA
> 
> do you have any feeling if this is because the script execution got
> stopped too soon?  Or is this likely a further issue?

Perhaps the context that was stopped due to > 500 instructions was
handling a DMA operation that didnt finish.

Since the hack won't restart execution by itself, the driver executed
a command (probably SIGP) to restart, leaving the DMA operation
unfinished.