linux-kernel - Re: [PATCH v2] PCI: cadence: Fix runtime atomic count underflow.

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Message-ID: <174508165327.58233.7858938812683501667.b4-ty@linaro.org>
Date: Sat, 19 Apr 2025 22:24:32 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: lpieralisi@...nel.org,
	Hans Zhang <18255117159@....com>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
	kw@...ux.com,
	robh@...nel.org,
	bhelgaas@...gle.com,
	s-vadapalli@...com,
	thomas.richard@...tlin.com,
	linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	rockswang7@...il.com
Subject: Re: [PATCH v2] PCI: cadence: Fix runtime atomic count underflow.


On Sat, 19 Apr 2025 21:30:58 +0800, Hans Zhang wrote:
> If the call to pci_host_probe() in cdns_pcie_host_setup()
> fails, PM runtime count is decremented in the error path using
> pm_runtime_put_sync().But the runtime count is not incremented by this
> driver, but only by the callers (cdns_plat_pcie_probe/j721e_pcie_probe).
> And the callers also decrement theruntime PM count in their error path.
> So this leads to the below warning from the PM core:
> 
> [...]

Applied, thanks!

[1/1] PCI: cadence: Fix runtime atomic count underflow.
      commit: f8015b6a0db95ce09aaacb236746f33b7a540a3e

Best regards,
-- 
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>