User tried to port some Linux drivers on IDP3.1 with grsecurity. But the application would be crash in calling the "inb" I/O Port function.
Error Message: Grsec: denied use of ioperm()
Disable grsecurity to protect I/O functions ( ex: inb, inw, outb ...)
Set CONFIG_GRKERNSEC_IO=n in your kernel config.
Symbol: GRKERNSEC_IO [=y]¦ Type : boolean¦ Prompt: Disable privileged I/O
Result after disabling GRKERNSEC_IO:-
Last Validated Info:
IDP Version: 3.1
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