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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: Alexander Atanasov <alex@ssi.bg>
Cc: Dominik Brodowski <linux@brodo.de>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
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On Mon, 2003-03-24 at 09:55, Alexander Atanasov wrote:
> i can't reproduce the hang but it seems that drives without driver can get
> both in ata_unused and idedefault_driver.drives and lists go nuts.
> It kills ata_unused and uses idedefault_driver.drives only,
> boots fine here. I'd guess you have ide-cd as module, and the two drives
> handled by it couse the trouble - first joins the lists second couses the
> loop.

We need to know the difference between the two really so I would much rather
ensure we don't end up on both lists at once (which is a bug) than lose a
list

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