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Date:   Thu, 17 Sep 2020 09:56:03 +0100
From:   Marc Zyngier <maz@kernel.org>
To:     Jon Hunter <jonathanh@nvidia.com>
Cc:     Linus Walleij <linus.walleij@linaro.org>,
        Marek Szyprowski <m.szyprowski@samsung.com>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>,
        linux-kernel@vger.kernel.org, Sumit Garg <sumit.garg@linaro.org>,
        kernel-team@android.com, Florian Fainelli <f.fainelli@gmail.com>,
        Russell King <linux@arm.linux.org.uk>,
        Jason Cooper <jason@lakedaemon.net>,
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        Andrew Lunn <andrew@lunn.ch>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Gregory Clement <gregory.clement@bootlin.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Krzysztof Kozlowski <krzk@kernel.org>,
        Linux Samsung SOC <linux-samsung-soc@vger.kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Will Deacon <will@kernel.org>,
        Valentin Schneider <Valentin.Schneider@arm.com>,
        linux-tegra <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH v3 08/16] irqchip/gic: Configure SGIs as standard
 interrupts
In-Reply-To: <e317b2fe-52e3-8ce7-ba77-43d2708d660f@nvidia.com>
References: <20200901144324.1071694-1-maz@kernel.org>
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 <a917082d-4bfd-a6fd-db88-36e75f5f5921@samsung.com>
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 <3378cd07b92e87a24f1db75f708424ee@kernel.org>
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 <049d62ac7de32590cb170714b47fb87d@kernel.org>
 <a88528cd-eb76-367a-77d6-7ae20bd28304@nvidia.com>
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On 2020-09-17 09:49, Jon Hunter wrote:
> On 17/09/2020 09:45, Marc Zyngier wrote:
>> On 2020-09-17 08:54, Jon Hunter wrote:

>>> So far, I have only tested this patch on Tegra20. Let me try the 
>>> other
>>> failing boards this morning and see if those still fail.
>> 
>> Tegra20 (if I remember well) is a dual A9 with the same GIC 
>> implementation
>> as Ux500, hence requiring the source CPU bits to be written back. So 
>> this
>> patch should have cured it, but didn't...
>> 
>> /me puzzled.
> 
> Me too. Maybe there just happens to be something else also going wrong
> in next. I am doing a bit more testing to see if applying the fix
> directly on top of this change fixes it to try and eliminate anything
> else in -next.
> 
> Linus, what -next are you testing on? I am using next-20200916.

You can directly try [1], which has all the queued fixes (and only 
that).

         M.

[1] 
https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/log/?h=irq/ipi-as-irq
-- 
Jazz is not dead. It just smells funny...