diff options
author | Linus Torvalds | 2022-03-25 12:34:53 -0700 |
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committer | Linus Torvalds | 2022-03-25 12:34:53 -0700 |
commit | 636f64db07f33a18630248b4c57e182cd315b0da (patch) | |
tree | b27478715e415b5324924e0f6fccc47f28899c0a /Documentation/x86 | |
parent | ebcb577aee1448fd60904fc4126cbf7ec012bd0b (diff) | |
parent | 7f1b8e0d6360178e3527d4f14e6921c254a86035 (diff) |
Merge tag 'ras_core_for_v5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RAS updates from Borislav Petkov:
- More noinstr fixes
- Add an erratum workaround for Intel CPUs which, in certain
circumstances, end up consuming an unrelated uncorrectable memory
error when using fast string copy insns
- Remove the MCE tolerance level control as it is not really needed or
used anymore
* tag 'ras_core_for_v5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/mce: Remove the tolerance level control
x86/mce: Work around an erratum on fast string copy instructions
x86/mce: Use arch atomic and bit helpers
Diffstat (limited to 'Documentation/x86')
-rw-r--r-- | Documentation/x86/x86_64/boot-options.rst | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/Documentation/x86/x86_64/boot-options.rst b/Documentation/x86/x86_64/boot-options.rst index ccb7e86bf8d9..07aa0007f346 100644 --- a/Documentation/x86/x86_64/boot-options.rst +++ b/Documentation/x86/x86_64/boot-options.rst @@ -47,14 +47,7 @@ Please see Documentation/x86/x86_64/machinecheck.rst for sysfs runtime tunables. in a reboot. On Intel systems it is enabled by default. mce=nobootlog Disable boot machine check logging. - mce=tolerancelevel[,monarchtimeout] (number,number) - tolerance levels: - 0: always panic on uncorrected errors, log corrected errors - 1: panic or SIGBUS on uncorrected errors, log corrected errors - 2: SIGBUS or log uncorrected errors, log corrected errors - 3: never panic or SIGBUS, log all errors (for testing only) - Default is 1 - Can be also set using sysfs which is preferable. + mce=monarchtimeout (number) monarchtimeout: Sets the time in us to wait for other CPUs on machine checks. 0 to disable. |