Messages in this thread | | | Date | Mon, 27 Nov 2023 09:53:17 -0500 | Subject | Re: [PATCH 03/20] x86/mce: Use mce_setup() helpers for apei_smca_report_x86_error() | From | Yazen Ghannam <> |
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On 11/22/2023 1:28 PM, Borislav Petkov wrote: > On Sat, Nov 18, 2023 at 01:32:31PM -0600, Yazen Ghannam wrote: >> Current AMD systems may report MCA errors using the ACPI Boot Error >> Record Table (BERT). The BERT entries for MCA errors will be an x86 >> Common Platform Error Record (CPER) with an MSR register context that >> matches the MCAX/SMCA register space. >> >> However, the BERT will not necessarily be processed on the CPU that >> reported the MCA errors. Therefore, the correct CPU number needs to be >> determined and the information saved in struct mce. >> >> The CPU number is determined by searching all possible CPUs for a Local >> APIC ID matching the value in the x86 CPER. > > Those below are explaining what the patch does. Not needed here. >
Okay, will remove them.
>> Set up the MCA record after searching for a CPU number. If no possible >> CPU was found, then return early. >> >> Gather the global MCA information first, save the found CPU number, then >> gather the per-CPU information. >
Thanks, Yazen
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