Re: i386 entry.S problems

[Andi Kleen]

Ingo Molnar <mingo@xxxxxxx> writes:
>> 
>> I wonder why we still have the lcall7/lcall27 entry points in the
>> kernel; nothing can legitemately use them and in the last few years
>> they have only caused a few security issues. Can I ask why you didn't
>> just remove this code from the kernel ?
>
> patch below (against BK-curr) zaps the orphaned lcall7/lcall27 code.

I did this for x86-64 long ago :-)

You can zap the default LDT handling in ldt.c then too.

-Andi


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