Re: [PATCH v3 1/2] PCI: Add pci=noaer_recovery kernel boot option

[sashiko-bot@kernel.org]

> On large modular systems with a complex PCIe topology, allow userspace to
> inspect uncorrectable AER errors before Linux attempts recovery.
> 
> Add pci=noaer_recovery to retain AER logging while skipping recovery for
> uncorrectable errors. Check the option before dispatching either CXL RCH
> internal errors or ordinary PCIe errors so CXL driver error callbacks
> cannot bypass it. Also skip recovery for errors reported through GHES,
> while retaining error logging and releasing error buffers and device
> references.
> 
> Correctable errors continue to be handled normally. Skipping recovery
> avoids its clearing of uncorrectable error status, but does not suppress
> Root Port interrupt acknowledgment or change firmware error handling.
> The option is AER-specific and does not disable DPC recovery.
> 
> Signed-off-by: Yury Murashka <yurypm@arista.com>

Sashiko has reviewed this patch and found no issues.

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Sashiko AI review · https://sashiko.dev/#/patchset/20261022165842.1463451-1-yurypm@arista.com?part=1