linux-kernel - Re: [PATCH v12 02/25] genirq/irqdomain: Remove the param count restriction from select()

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Date: Thu, 22 Feb 2024 22:59:58 +0000
From: Aishwarya TCV <aishwarya.tcv@....com>
To: Marc Zyngier <maz@...nel.org>
Cc: Anup Patel <apatel@...tanamicro.com>, Palmer Dabbelt
 <palmer@...belt.com>, Paul Walmsley <paul.walmsley@...ive.com>,
 Thomas Gleixner <tglx@...utronix.de>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Frank Rowand <frowand.list@...il.com>, Conor Dooley <conor+dt@...nel.org>,
 Björn Töpel <bjorn@...nel.org>,
 Atish Patra <atishp@...shpatra.org>, Andrew Jones <ajones@...tanamicro.com>,
 Sunil V L <sunilvl@...tanamicro.com>, Saravana Kannan
 <saravanak@...gle.com>, Anup Patel <anup@...infault.org>,
 linux-riscv@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
 Mark Brown <broonie@...nel.org>
Subject: Re: [PATCH v12 02/25] genirq/irqdomain: Remove the param count
 restriction from select()



On 22/02/2024 16:28, Marc Zyngier wrote:
> On Thu, 22 Feb 2024 13:01:32 +0000,
> Aishwarya TCV <aishwarya.tcv@....com> wrote:
>>
>>
>>
>> On 27/01/2024 16:17, Anup Patel wrote:
>>> From: Thomas Gleixner <tglx@...utronix.de>
>>>
>>> Now that the GIC-v3 callback can handle invocation with a fwspec parameter
>>> count of 0 lift the restriction in the core code and invoke select()
>>> unconditionally when the domain provides it.
>>>
>>> Preparatory change for per device MSI domains.
>>>
>>> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
>>> Signed-off-by: Anup Patel <apatel@...tanamicro.com>
>>> ---
>>
>> Hi Thomas/Anup
>>
>> Currently when booting the kernel against next-master(next-20240222)
>> with Arm64 on Qualcomm boards RB5/DB845C, the kernel is resulting in
>> boot failures for our CI. I can send the full logs if required. Most
>> other boards seem to be fine.
>>
>> A bisect (full log below) identified this patch as introducing the
>> failure. Bisected it on the tag "next-20240220" at repo
>> "https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git".
>>
>> This works fine on Linux v6.8-rc5
> 
> Can you please try [1]?
> 
> 	M.
> 
> [1] https://lore.kernel.org/linux-kernel/20240220114731.1898534-1-maz@kernel.org
> 

With the patch[1] applied on next-master(next-20240222), successfully
tested booting the kernel with Arm64 on Qualcomm boards RB5/DB845C.
Confirming that the patch is resolving the boot issue on RB5/DB845C

Thanks
Aishwarya