Messages in this thread | | | Date | Thu, 20 Jun 2013 09:48:24 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH v2 2/2] mce: acpi/apei: Add a boot option to disable ff mode for corrected errors |
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On Wed, Jun 19, 2013 at 11:27:42PM +0530, Naveen N. Rao wrote: > Add a boot option to disable firmware first mode for corrected errors. > > Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> > --- > Documentation/x86/x86_64/boot-options.txt | 5 +++++ > arch/x86/include/asm/acpi.h | 2 ++ > arch/x86/kernel/acpi/boot.c | 5 +++++ > drivers/acpi/apei/hest.c | 3 ++- > 4 files changed, 14 insertions(+), 1 deletion(-) > > diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt > index e9e8ddb..1228b22 100644 > --- a/Documentation/x86/x86_64/boot-options.txt > +++ b/Documentation/x86/x86_64/boot-options.txt > @@ -176,6 +176,11 @@ ACPI > > acpi=noirq Don't route interrupts > > + acpi=nocmcff Disable firmware first mode for corrected errors. This > + disables parsing the HEST CMC error source to check if > + firmware has set the FF flag. This may result in > + duplicate corrected error reports.
Ok, this option should be called something more vendor-agnostic like
acpi=noff
for example.
CMCI is Intel-specific and Firmware First is a generic way to say that firmware would like to look at the errors first.
AMD has similar thing called error thresholding so...
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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