[flashrom] flashrom, hardened gentoo (grsecurity) and iopl()

Stefan Reinauer stefan.reinauer at coreboot.org
Tue May 10 07:48:16 CEST 2011


On 5/8/11 1:05 AM, Антон Кочков wrote:
> And found this theme http://forums.grsecurity.net/viewtopic.php?t=1654
> So, for access ioperm() and iopl() you need disable "Disable
> Privileged I/O (CONFIG_GRKERSEC_IO)" option in kernel config.
> Can we print this message when found such configuration?
> Are there way to make port access without iopl()?
No. The whole reason of CONFIG_GRKERSEC_IO is to prevent you from 
running tools like flashrom. ;-)




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