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)
Date: Mon Mar 24 2003 - 12:40:08 EST


On Mon, 2003-03-24 at 16:01, Alexander Atanasov wrote:
> I don't understand, what's the difference and how the list is lost?
> ata_unused used to hold all drives that were not claimed by any driver,
> now idedefault_driver claims all that drives, all drives go in the .list

ata_unused -> unattached device slots, new hotplug discoveries
idedefault_driver -> attached/known devices with no driver
other list -> driven by that driver

> The bug is there, and waiting to explode, keeping both lists would mean to
> add one more list head in ide_drive_t, is that the fix you want?

I don't see where stuff is ending up on both lists yet. I've not had time to look
hard at it though

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