linux-kernel - Re: [PATCH v10 03/17] PCI/AER: Report CXL or PCIe bus error type in trace logging

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Message-ID: <f4c607f6-c82e-4c3f-998a-723902c6b976@amd.com>
Date: Wed, 2 Jul 2025 11:00:46 -0500
From: "Bowman, Terry" <terry.bowman@....com>
To: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Cc: dave@...olabs.net, dave.jiang@...el.com, alison.schofield@...el.com,
 dan.j.williams@...el.com, bhelgaas@...gle.com, shiju.jose@...wei.com,
 ming.li@...omail.com, Smita.KoralahalliChannabasappa@....com,
 rrichter@....com, dan.carpenter@...aro.org,
 PradeepVineshReddy.Kodamati@....com, lukas@...ner.de,
 Benjamin.Cheatham@....com, sathyanarayanan.kuppuswamy@...ux.intel.com,
 linux-cxl@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-pci@...r.kernel.org
Subject: Re: [PATCH v10 03/17] PCI/AER: Report CXL or PCIe bus error type in
 trace logging



On 6/27/2025 4:53 AM, Jonathan Cameron wrote:
> On Thu, 26 Jun 2025 17:42:38 -0500
> Terry Bowman <terry.bowman@....com> wrote:
>
>> The AER service driver and aer_event tracing currently log 'PCIe Bus Type'
>> for all errors. Update the driver and aer_event tracing to log 'CXL Bus
>> Type' for CXL device errors.
>>
>> This requires the AER can identify and distinguish between PCIe errors and
>> CXL errors.
>>
>> Introduce boolean 'is_cxl' to 'struct aer_err_info'. Add assignment in
>> aer_get_device_error_info() and pci_print_aer().
>>
>> Update the aer_event trace routine to accept a bus type string parameter.
>>
>> Signed-off-by: Terry Bowman <terry.bowman@....com>
>> Reviewed-by: Ira Weiny <ira.weiny@...el.com>
> Reviewed-by: Jonathan Cameron <jonathan.cameron@...wei.com>
Thanks Jonathan.

-Terry