linux-kernel - Re: [PATCH] libata: Forcing PIO0 mode on reset must not freeze system

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Message-ID: <47B0DABC.6080703@gmail.com>
Date:	Tue, 12 Feb 2008 08:31:08 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Tejun Heo <htejun@...il.com>, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org, alan@...hat.com, jeff@...zik.org,
	Kristen Carlson Accardi <kristen.c.accardi@...el.com>
Subject: Re: [PATCH] libata: Forcing PIO0 mode on reset must not freeze	system

Holger Macht wrote:
> On a related note, shouldn't ata_acpi_handle_hotplug delete the device
> like what is done when doing
> 
>   echo 1 > /sys/devices/.../block/sr0/device/delete

Yeap, when the ata_acpi_handle_hotplug() was added, the focus was
supporting hotplug when the controller itself doesn't have hotplug
notification.  Removing device for undocking would need explicitly
killing it.

-- 
tejun
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