Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Subject: Re: [patch 1/1] Kconfig: Introduce CONFIG_PREEMPT_RT
To:     Clark Williams <williams@redhat.com>,
        Thomas Gleixner <tglx@linutronix.de>
Cc:     Linus Torvalds <torvalds@linuxfoundation.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linuxfoundation.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Ingo Molnar <mingo@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Steven Rostedt <rostedt@goodmis.org>,
        Sebastian Siewior <bigeasy@linutronix.de>,
        Paul McKenney <paulmck@linux.vnet.ibm.com>,
        Christoph Hellwig <hch@lst.de>, Tejun Heo <tj@kernel.org>,
        Lukas Bulwahn <lukas.bulwahn@gmail.com>,
        Daniel Wagner <wagi@monom.org>,
        Tom Zanussi <tom.zanussi@linux.intel.com>,
        Clark Williams <clark.williams@gmail.com>,
        Julia Cartwright <julia@ni.com>,
        Marc Zyngier <marc.zyngier@arm.com>,
        Frederic Weisbecker <frederic@kernel.org>
References: <20190715150402.798499167@linutronix.de>
 <20190715150601.205143057@linutronix.de> <20190716151040.04ef9122@torg>
From:   Daniel Bristot de Oliveira <bristot@redhat.com>
Message-ID: <e245e8ac-d55d-89c8-424a-432e0481cd2a@redhat.com>
Date:   Tue, 16 Jul 2019 22:18:00 +0200
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101
 Thunderbird/60.8.0
MIME-Version: 1.0
In-Reply-To: <20190716151040.04ef9122@torg>
Content-Type: text/plain; charset=utf-8
Content-Language: en-US
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On 16/07/2019 22:10, Clark Williams wrote:
> On Mon, 15 Jul 2019 17:04:03 +0200
> Thomas Gleixner <tglx@linutronix.de> wrote:
> 
>> Add a new entry to the preemption menu which enables the real-time support
>> for the kernel. The choice is only enabled when an architecture supports
>> it.
>>
>> It selects PREEMPT as the RT features depend on it. To achieve that the
>> existing PREEMPT choice is renamed to PREEMPT_LL which select PREEMPT as
>> well.
>>
>> No functional change.
>>
>> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> Excited to see this Thomas. Now I can start planning to build from a single tree
> rather than an RT tree off to the side of RHEL :)
> 
> Acked-by: Clark Williams <williams@redhat.com>
> 

yeah! We (Red Hat) are committed with maintaining and testing the PREEMPT RT
mainstream in the long term. Including the development of more tests and formal
verification for it!

Acked-by: Daniel Bristot de Oliveira <bristot@redhat.com>

Thanks!
-- Daniel