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Subject: Re: [PREEMPT_RT PATCH 2/3] i915: convert all irq_locks spinlocks to
 raw spinlocks
From:   Sean V Kelley <sean.v.kelley@linux.intel.com>
In-Reply-To: <CAPAFJkofsYgSOxzM4JDkOV3Ra0C-AEpU2eZJjR9F9e_qv-6=rg@mail.gmail.com>
Date:   Fri, 27 Sep 2019 08:18:42 -0700
Cc:     Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
        Thomas Gleixner <tglx@linutronix.de>,
        RT <linux-rt-users@vger.kernel.org>, linux-kernel@vger.kernel.org
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Message-Id: <350F3734-FB0F-4D71-92FD-59EEAF9CCB0B@linux.intel.com>
References: <20190820003319.24135-1-clark.williams@gmail.com>
 <20190820003319.24135-3-clark.williams@gmail.com>
 <20190903080335.pe45dmgmjvdvbyd4@linutronix.de>
 <9EF2695D-3FBD-40E0-BE8A-EB71AF4155A5@linux.intel.com>
 <20190927122934.2bz6ysx27ecw2uxa@linutronix.de>
 <CAPAFJkofsYgSOxzM4JDkOV3Ra0C-AEpU2eZJjR9F9e_qv-6=rg@mail.gmail.com>
To:     Clark Williams <clark.williams@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
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> On Sep 27, 2019, at 7:58 AM, Clark Williams <clark.williams@gmail.com> wrote:
> 
> I'm running v5.2.17-rt9 now and have not seen any i915 related splats. I think we're good to drop my patches
> 
> On Fri, Sep 27, 2019 at 7:29 AM Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
> On 2019-09-16 14:21:22 [-0700], Sean V Kelley wrote:
> > I’ve tested this also on the v5.2.14-rt7 and can confirm that it avoids the need for making the locks raw.
> > 
> > Tested-by: Sean V Kelley <sean.v.kelley@linux.intel.com>
> 
> Good. I went for an alternative approach in v5.2.17-rt9. Now I believe
> that the three here are obsolete. If not, please give a sign.

Confirmed as well..

Sean

> 
> > Thanks,
> > 
> > Sean
> 
> Sebastian