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author | 2021-01-13 20:13:30 +0100 | |
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committer | 2021-01-22 11:13:47 +0100 | |
commit | 4cbcb73b1c7a73a13b336e0c048601d6e8eecaa8 (patch) | |
tree | 62706c2bc87c913343bce022ac736412505b7562 /tools/perf/scripts/python/export-to-postgresql.py | |
parent | EDAC/amd64: Limit error injection functionality to supported hw (diff) | |
download | wireguard-linux-4cbcb73b1c7a73a13b336e0c048601d6e8eecaa8.tar.xz wireguard-linux-4cbcb73b1c7a73a13b336e0c048601d6e8eecaa8.zip |
EDAC/amd64: Issue probing messages only on properly detected hardware
amd64_edac was converted to CPU family autoprobing (from PCI device
IDs) to not have to add a new PCI device ID each time a new platform is
shipped but to support the whole family out-of-the-box.
However, this caused a lot of noise in dmesg even when the machine
doesn't have ECC DIMMs or ECC has been disabled in the BIOS:
EDAC MC: Ver: 3.0.0
EDAC amd64: F17h detected (node 0).
EDAC amd64: Node 0: DRAM ECC disabled.
EDAC amd64: F17h detected (node 1).
EDAC amd64: Node 1: DRAM ECC disabled.
EDAC amd64: F17h detected (node 2).
EDAC amd64: Node 2: DRAM ECC disabled.
EDAC amd64: F17h detected (node 3).
EDAC amd64: Node 3: DRAM ECC disabled.
EDAC amd64: F17h detected (node 4).
EDAC amd64: Node 4: DRAM ECC disabled.
EDAC amd64: F17h detected (node 5).
EDAC amd64: Node 5: DRAM ECC disabled.
EDAC amd64: F17h detected (node 6).
EDAC amd64: Node 6: DRAM ECC disabled.
EDAC amd64: F17h detected (node 7).
EDAC amd64: Node 7: DRAM ECC disabled.
or even
$ grep EDAC dmesg.log | sed 's/\[.*\] //' | sort | uniq -c
128 EDAC amd64: F17h detected (node 0).
128 EDAC amd64: Node 0: DRAM ECC disabled.
1 EDAC MC: Ver: 3.0.0
on a big machine. Yap, that's once per CPU for 128 of them.
So move the init messages after all probing has succeeded to avoid
unnecessary spew in dmesg.
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20210119164141.17417-1-bp@alien8.de
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
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