linux-kernel - Re: [PATCH] libata: clean up ZPODD when a port is detached

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Message-ID: <20140507131836.GD16702@htj.dyndns.org>
Date:	Wed, 7 May 2014 09:18:36 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Levente Kurusa <levex@...ux.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Linux ATA/IDE <linux-ide@...r.kernel.org>,
	Aaron Lu <aaron.lu@...el.com>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Joe Thomas <Joe.Thomas@...hill.com>
Subject: Re: [PATCH] libata: clean up ZPODD when a port is detached

On Tue, May 06, 2014 at 03:57:48PM +0200, Levente Kurusa wrote:
> When a ZPODD device is unbound via sysfs, the ACPI notify handler
> is not removed. This causes panics as observed in Bug #74601. The
> panic only happens when the wake happens from outside the kernel
> (i.e. inserting a media or pressing a button). Add a loop to
> ata_port_detach which loops through the port's devices and checks
> if zpodd is enabled, if so call zpodd_exit.
> 
> Cc: stable@...r.kernel.org
> Reviewed-by: Aaron Lu <aaron.lu@...el.com>
> Signed-off-by: Levente Kurusa <levex@...ux.com>

Applied to libata/for-3.15-fixes.

Thanks.

-- 
tejun
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