From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Darren Hart <dvhart@linux.intel.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux Stable <stable@vger.kernel.org>,
Tomoya MORINAGA <tomoya.rohm@gmail.com>,
Feng Tang <feng.tang@intel.com>,
Alexander Stein <alexander.stein@systec-electronic.com>
Subject: Re: [PATCH] pch_uart: Add eg20t_port lock field, avoid recursive spinlocks
Date: Thu, 27 Sep 2012 14:04:40 -0700 [thread overview]
Message-ID: <20120927210440.GB3468@kroah.com> (raw)
In-Reply-To: <5047F045.5060103@linux.intel.com>
On Wed, Sep 05, 2012 at 05:37:25PM -0700, Darren Hart wrote:
> On 09/05/2012 05:25 PM, Darren Hart wrote:
> >
> >
> > On 09/05/2012 05:18 PM, Greg Kroah-Hartman wrote:
> >> On Wed, Sep 05, 2012 at 05:14:48PM -0700, Greg Kroah-Hartman wrote:
> >>> On Wed, Sep 05, 2012 at 05:04:07PM -0700, Darren Hart wrote:
> >>>> The following patch has been included in linux-next
> >>>> (fe89def79c48e2149abdd1e816523e69a9067191) but has not yet landed in mainline
> >>>> nor been queued for stable so far as I can determine. This patch addresses a
> >>>> deadlock in mainline and is a prerequisite for an additional fix required by the
> >>>> PREEMPT_RT kernel. Can we get this pulled into 3.4.11 please?
> >>>
> >>> 3.4.11? It has to hit Linus's tree first.
> >>>
> >>>> Perhaps I am
> >>>> jumping the gun, but this patch was originally pulled on June 19, 2012.
> >>>
> >>> Remember, we missed a pull cycle for tty due to other problems, I
> >>> thought I picked all of the different pieces needed for 3.6, but I must
> >>> of missed this one.
> >>
> >> Nope, it made it, it is commit 2588aba002d14e938c2f56d299ecf3e7ce1302a5.
> >
> > Doh, I pulled master and stable, but only checked stable. Sigh. My
> > apologies Greg.
> >
> >>
> >> Now, do you want that patch in the -stable releases? If so, how far
> >> back? :)
> >
> > Yes, back to 3.0 would be ideal. It needs mangling for 3.2 and back
> > though. I will send patches for 3.4, 3.2 and possibly 3.0 following the
> > stable_kernel_rules.txt procedure.
>
> On second thought, there are way too many changes to pch_uart that are
> required before this patch can really be applied prior to 3.4. I suspect
> these are not all appropriate for -stable. I'd be happy just getting
> this into 3.4.11. 2588aba002d14e938c2f56d299ecf3e7ce1302a5 cherry-picks
> cleanly to 3.4.
Now queued up for 3.4.y and 3.5.y, thanks.
greg k-h
prev parent reply other threads:[~2012-09-27 21:05 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-06 0:04 [PATCH] pch_uart: Add eg20t_port lock field, avoid recursive spinlocks Darren Hart
2012-09-06 0:14 ` Greg Kroah-Hartman
2012-09-06 0:18 ` Greg Kroah-Hartman
2012-09-06 0:25 ` Darren Hart
2012-09-06 0:37 ` Darren Hart
2012-09-27 21:04 ` Greg Kroah-Hartman [this message]
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