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rasdaemon: Modify support for vendor-specific machine check error inf… #181

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AvaNaik
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@AvaNaik AvaNaik commented Nov 7, 2024

…ormation

Commit 83a3ced ("rasdaemon: Add support for vendor-specific machine check error information") assumes that MCA_CONFIG MSR will be exported as part of vendor-specific error information through the MCE tracepoint.

The same, however, is not true anymore. MCA_CONFIG MSR will not be exported through the MCE tracepoint. Instead, the data from MCA_SYND1/2 MSRs, exported as vendor-specific error information on newer AMD SOCs, should always be interpreted as FRUText.

Modify the error decoding support accordingly.

Fixes: 83a3ced ("rasdaemon: Add support for vendor-specific machine check error information")

…ormation

Commit 83a3ced ("rasdaemon: Add support for vendor-specific
machine check error information") assumes that MCA_CONFIG MSR will be
exported as part of vendor-specific error information through the MCE
tracepoint.

The same, however, is not true anymore. MCA_CONFIG MSR will not be
exported through the MCE tracepoint. Instead, the data from MCA_SYND1/2
MSRs, exported as vendor-specific error information on newer AMD SOCs,
should always be interpreted as FRUText.

Modify the error decoding support accordingly.

Fixes: 83a3ced ("rasdaemon: Add support for vendor-specific
machine check error information")
Signed-off-by: Avadhut Naik <[email protected]>
@mchehab
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mchehab commented Nov 18, 2024

Merged, thanks!

@mchehab mchehab closed this Nov 18, 2024
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2 participants