On Mon, Jul 01, 2013 at 09:08:47PM +0530, Naveen N. Rao wrote:
> The Corrected Machine Check structure (CMC) in HEST has a flag which can be
> set by the firmware to indicate to the OS that it prefers to process the
> corrected error events first. In this scenario, the OS is expected to not
> monitor for corrected errors (through CMCI/polling). Instead, the firmware
> notifies the OS on corrected error events through GHES.
>
> Linux already has support for GHES. This patch adds support for parsing CMC
> structure and to disable CMCI/polling if the firmware first flag is set.
>
> Further, the list of machine check bank structures at the end of CMC is used
> to determine which MCA banks function in FF mode, so that we continue to
> monitor error events on the other banks.
>
>
> Signed-off-by: Naveen N. Rao <naveen.n.rao@xxxxxxxxxxxxxxxxxx>
Acked-by: Borislav Petkov <bp@xxxxxxx>
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
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