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From:   Thomas Gleixner <tglx@linutronix.de>
To:     Johan Hovold <johan@kernel.org>
Cc:     Johan Hovold <johan+linaro@kernel.org>,
        Marc Zyngier <maz@kernel.org>, x86@kernel.org,
        platform-driver-x86@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 00/19] irqdomain: fix mapping race and clean up locking
In-Reply-To: <Y5NfZ3bKTA15MWpu@hovoldconsulting.com>
References: <20221209140150.1453-1-johan+linaro@kernel.org>
 <87o7scd197.ffs@tglx> <Y5NfZ3bKTA15MWpu@hovoldconsulting.com>
Date:   Fri, 09 Dec 2022 20:53:28 +0100
Message-ID: <87lengcq13.ffs@tglx>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

On Fri, Dec 09 2022 at 17:16, Johan Hovold wrote:
> On Fri, Dec 09, 2022 at 04:51:00PM +0100, Thomas Gleixner wrote:
>> On Fri, Dec 09 2022 at 15:01, Johan Hovold wrote:
>> > Parallel probing (e.g. due to asynchronous probing) of devices that
>> > share interrupts can currently result in two mappings for the same
>> > hardware interrupt to be created.
>> >
>> > This series fixes this mapping race and clean up the irqdomain locking
>> > so that in the end the global irq_domain_mutex is only used for managing
>> > the likewise global irq_domain_list, while domain operations (e.g.
>> > IRQ allocations) use per-domain (hierarchy) locking.
>> 
>> Can you please rebase that on top of:
>> 
>>   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
>
> The series is based on next-20221208 which should contain that branch in
> its current state if I'm not mistaken.
>
> I just tried applying it on top of irq/core and did not notice any
> problems.

Sorry for the noise. Pilot error. -ETOOMANYBRANCHES :)