From: "Krzysztof Wilczyński" <kw@linux.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Lorenzo Pieralisi <lpieralisi@kernel.org>,
Rob Herring <robh@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] PCI: qcom-ep: Treat unknown irq events as an error
Date: Sat, 26 Aug 2023 01:36:13 +0900 [thread overview]
Message-ID: <20230825163613.GA131548@rocinante> (raw)
In-Reply-To: <20230726152931.18134-1-manivannan.sadhasivam@linaro.org>
Hello,
> Sometimes, the Qcom PCIe EP controller can receive some interrupts that are
> not known to the driver like safety interrupts in newer SoCs. In those
> cases, if the driver doesn't clear the interrupts, then it will end up in
> interrupt storm. But the users won't have any idea about it due to the log
> being treated as a debug message.
>
> So let's treat the unknown event log as an error, so that it at least makes
> the user aware, thereby getting fixed eventually.
Applied to controller/qcom-ep, thank you!
[1/1] PCI: qcom-ep: Treat unknown IRQ events as an error
https://git.kernel.org/pci/pci/c/4f4371b9617b
Krzysztof
prev parent reply other threads:[~2023-08-25 16:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-26 15:29 [PATCH] PCI: qcom-ep: Treat unknown irq events as an error Manivannan Sadhasivam
2023-07-31 16:57 ` Bjorn Helgaas
2023-08-02 5:49 ` Manivannan Sadhasivam
2023-08-25 16:36 ` Krzysztof Wilczyński [this message]
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