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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Mark Brown <broonie@kernel.org>
Cc: Esben Haabendal <esben.haabendal@gmail.com>,
	stable@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-spi@vger.kernel.org, Stefan Roese <sr@denx.de>
Subject: Re: Backport of spi-fsl-spi bugfix to 3.14.y
Date: Sun, 25 Jan 2015 09:38:53 -0800	[thread overview]
Message-ID: <20150125173853.GA6467@kroah.com> (raw)
In-Reply-To: <20150123124529.GU21293@sirena.org.uk>

On Fri, Jan 23, 2015 at 12:45:29PM +0000, Mark Brown wrote:
> On Tue, Jan 06, 2015 at 10:15:47PM +0100, Esben Haabendal wrote:
> > On 5 January 2015 at 16:48, Mark Brown <broonie@kernel.org> wrote:
> 
> > >> Please consider commit 4302a59629f7a0bd70fd1605d2b558597517372a
> > >> (spi: fsl: Fix problem with multi message transfers) for inclusion in
> > >> stable kernel 3.14.
> 
> > >> It fixes a regression when using mmc_spi driver on top of spi-fsl-spi
> > >> driver (tested with powerpc mpc8313 based board).
> 
> > > Has this ever worked?
> 
> > Yes, I have used mmc_spi with spi-fsl-spi on the same board with success
> > with in 2.6.33, 3.0 and 3.4.
> 
> > I have no idea what has caused this to break.  Maybe mmc_spi driver was
> > not doing multi message transfers earlier?
> 
> So, I now see this has actually been merged into stable without getting
> to the bottom of why it's helping anything...  this is a bit worrying
> since it's adding new functionality and not really a bug fix.  It'd have
> been good to at least get a followup here.

Do you want me to revert something from the stable tree?  If so, has it
also been reverted upstream?

confused,

greg k-h

  reply	other threads:[~2015-01-25 17:39 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-05 15:42 Esben Haabendal
2015-01-05 15:48 ` Mark Brown
2015-01-06 21:15   ` Esben Haabendal
2015-01-23 12:45     ` Mark Brown
2015-01-25 17:38       ` Greg Kroah-Hartman [this message]
2015-01-25 20:12         ` Mark Brown
2015-01-25 22:07           ` Greg Kroah-Hartman
2015-02-04  9:03             ` Esben Haabendal
2015-02-05 14:33               ` Mark Brown

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