2015-10-19 11:35+0200, Paolo Bonzini:
> Not zeroing EFER means that a 32-bit firmware cannot enter paging mode
> without clearing EFER.LME first (which it should not know about).
> Yang Zhang from Intel confirmed that the manual is wrong and EFER is
> cleared to zero on INIT.

Also in APM v2, "Table 14-1. Initial Processor State.".

> 
> Fixes: d28bc9dd25ce023270d2e039e7c98d38ecbf7758
> Cc: [email protected]
> Cc: Yang Z Zhang <[email protected]>
> Signed-off-by: Paolo Bonzini <[email protected]>
> ---

Reviewed-by: Radim Krčmář <[email protected]>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to