linux-kernel - Re: [PATCH 3/4] libata: Drain data on errors

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Message-ID: <49C99B98.30008@garzik.org>
Date:	Tue, 24 Mar 2009 22:48:56 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org
Subject: Re: [PATCH 3/4] libata: Drain data on errors

Alan Cox wrote:
> From: Alan Cox <alan@...hat.com>
> 
> If the device is signalling that there is data to drain after an error we
> should read the bytes out and throw them away. Without this some devices
> and controllers get wedged and don't recover.
> 
> Based on earlier work by Mark Lord
> 
> Signed-off-by: Alan Cox <alan@...hat.com>
> ---
> 
>  drivers/ata/libata-sff.c  |   45 +++++++++++++++++++++++++++++++++++++++++++--
>  drivers/ata/pata_pcmcia.c |   34 +++++++++++++++++++++++++++++++++-
>  include/linux/libata.h    |    3 +++
>  3 files changed, 79 insertions(+), 3 deletions(-)

applied


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