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| author | Borislav Petkov (AMD) <bp@alien8.de> | 2023-11-28 17:20:49 +0300 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2023-12-06 23:07:52 +0300 |
| commit | cf0573939d3f4ce822ceb742a8179f38697b1953 (patch) | |
| tree | cf377b3f9cd1be13362d476ba55ef787bda667d0 /Documentation/RAS | |
| parent | 47b744ea5e3cf855087951a74ba9f89180fa1ba5 (diff) | |
| download | linux-cf0573939d3f4ce822ceb742a8179f38697b1953.tar.xz | |
Documentation: Begin a RAS section
Add some initial RAS documentation. The expectation is for this to
collect, among others, all the user-visible features for interaction
with the RAS features of the kernel.
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20231128142049.GTZWX3QQTSaQk/+u53@fat_crate.local
Diffstat (limited to 'Documentation/RAS')
| -rw-r--r-- | Documentation/RAS/ras.rst | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/RAS/ras.rst b/Documentation/RAS/ras.rst new file mode 100644 index 000000000000..2556b397cd27 --- /dev/null +++ b/Documentation/RAS/ras.rst @@ -0,0 +1,26 @@ +.. SPDX-License-Identifier: GPL-2.0 + +Reliability, Availability and Serviceability features +===================================================== + +This documents different aspects of the RAS functionality present in the +kernel. + +Error decoding +--------------- + +* x86 + +Error decoding on AMD systems should be done using the rasdaemon tool: +https://github.com/mchehab/rasdaemon/ + +While the daemon is running, it would automatically log and decode +errors. If not, one can still decode such errors by supplying the +hardware information from the error:: + + $ rasdaemon -p --status <STATUS> --ipid <IPID> --smca + +Also, the user can pass particular family and model to decode the error +string:: + + $ rasdaemon -p --status <STATUS> --ipid <IPID> --smca --family <CPU Family> --model <CPU Model> --bank <BANK_NUM> |