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Subject: Re: ide: indeed, using list_for_each_entry_safe removes endless
	looping / hang [Was: Re: 2.5.65-ac2 -- hda/ide trouble on ICH4]
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Andre Hedrick <andre@linux-ide.org>
Cc: Alexander Atanasov <alex@ssi.bg>, linux@brodo.de,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       B.Zolnierkiewicz@elka.pw.edu.pl
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On Tue, 2003-03-25 at 04:16, Andre Hedrick wrote:
> This is one thing all of you don't get about hotplug.
> 
> You are not allowed on PATA, only SATA.
> 
> The BIOS and setup on the HBA's need a kick to come alive.
> There are basic hooks that do not permit post boot hotplug in PATA.

Several vendors support bus tristate handling. We now do error
handling on that. Its a first step towards being able to rescan
the bus.

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