linux-kernel - Re: [PATCH v2 01/14] PCI/AER: Introduce 'struct cxl_err_handlers' and add to 'struct pci

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <c415e871-4c12-4974-a818-97287d3d8188@amd.com>
Date: Wed, 30 Oct 2024 10:15:49 -0500
From: "Bowman, Terry" <terry.bowman@....com>
To: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Cc: ming4.li@...el.com, linux-cxl@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org, dave@...olabs.net,
 dave.jiang@...el.com, alison.schofield@...el.com, vishal.l.verma@...el.com,
 dan.j.williams@...el.com, bhelgaas@...gle.com, mahesh@...ux.ibm.com,
 ira.weiny@...el.com, oohall@...il.com, Benjamin.Cheatham@....com,
 rrichter@....com, nathan.fontenot@....com,
 Smita.KoralahalliChannabasappa@....com
Subject: Re: [PATCH v2 01/14] PCI/AER: Introduce 'struct cxl_err_handlers' and
 add to 'struct pci_driver'

Hi Jonathan,

Thank you for reviewing.

Regards,
Terry

On 10/30/2024 10:14 AM, Jonathan Cameron wrote:
> On Fri, 25 Oct 2024 16:02:52 -0500
> Terry Bowman <terry.bowman@....com> wrote:
>
>> CXL.io provides PCIe like protocol error implementation, but CXL.io and
>> PCIe have different handling requirements.
>>
>> The PCIe AER service driver may attempt recovering PCIe devices with
>> uncorrectable errors while recovery is not used for CXL.io. Recovery is not
>> used in the CXL.io recovery because of the potential for corruption on
>> what can be system memory.
>>
>> Create pci_driver::cxl_err_handlers similar to pci_driver::error_handler.
>> Create handlers for correctable and uncorrectable CXL.io error
>> handling.
>>
>> The CXL error handlers will be used in future patches adding CXL PCIe
>> port protocol error handling.
>>
>> Signed-off-by: Terry Bowman <terry.bowman@....com>
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>