linux-kernel - Re: [PATCH v3 08/16] irqchip/gic: Configure SGIs as standard interrupts

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Message-ID: <2fc64291c2c890c7ea7b8718c810ad64@kernel.org>
Date:   Thu, 17 Sep 2020 09:56:03 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     Jon Hunter <jonathanh@...dia.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel@...r.kernel.org, Sumit Garg <sumit.garg@...aro.org>,
        kernel-team@...roid.com, Florian Fainelli <f.fainelli@...il.com>,
        Russell King <linux@....linux.org.uk>,
        Jason Cooper <jason@...edaemon.net>,
        Saravana Kannan <saravanak@...gle.com>,
        Andrew Lunn <andrew@...n.ch>,
        Catalin Marinas <catalin.marinas@....com>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Linux Samsung SOC <linux-samsung-soc@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Will Deacon <will@...nel.org>,
        Valentin Schneider <Valentin.Schneider@....com>,
        linux-tegra <linux-tegra@...r.kernel.org>
Subject: Re: [PATCH v3 08/16] irqchip/gic: Configure SGIs as standard
 interrupts

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...