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: Tue Mar 25 2003 - 08:59:59 EST

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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