linux-kernel - Re: [v2 0/2] ata/libata-eh.c: introduce ATA_FLAG_NO_LOG

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Message-ID: <20151208061214.GA25602@awelinux>
Date:	Tue, 8 Dec 2015 07:12:19 +0100
From:	Andreas Werner <andreas.werner@....de>
To:	Tejun Heo <tj@...nel.org>
CC:	Andreas Werner <andreas.werner@....de>,
	<linux-kernel@...r.kernel.org>, <linux-ide@...r.kernel.org>
Subject: Re: [v2 0/2] ata/libata-eh.c: introduce ATA_FLAG_NO_LOG_PAGE

On Mon, Dec 07, 2015 at 10:26:30AM -0500, Tejun Heo wrote:
> On Fri, Dec 04, 2015 at 06:12:24PM +0100, Andreas Werner wrote:
> > This patchset add a new ata port flag ATA_FLAG_NO_LOG_PAGE to be able
> > to blacklist ports/controller which e.g. locks up on a log page read.
> > 
> > This flag is added to the sata_fsl driver which is the first affected
> > one.
> > 
> > The lockup was detected on Freescale P1013/P1022, T4240 using a ATP
> > mSATA.
> > The device failed during initialisation if the SATA device includes the
> > devslp feature.
> > 
> > With this patchset, we blacklist the fsl sata controller and return
> > a error on any attempt to read a log page. This allows us to access
> > the mSATA.
> 
> Applied 1-2 to libata/for-4.4-fixes.
> 
> Thanks.
> 
> -- 
> tejun

Thanks Tejun for the discussion and that the patch was applied :-)

Regards
Andy
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