Re: [PATCH] LDT improvements

[Borislav Petkov]

On Wed, Dec 06, 2017 at 11:22:21PM -0800, Andy Lutomirski wrote:
> I think I like this approach.  I also think it might be nice to move the
> whole cpu_entry_area into this new pgd range so that we can stop mucking
> around with the fixmap.

Yeah, and also, I don't like the idea of sacrificing a whole PGD
only for the LDT crap which is optional, even. Frankly - and this
is just me - I'd make CONFIG_KERNEL_PAGE_TABLE_ISOLATION xor
CONFIG_MODIFY_LDT_SYSCALL and don't give a rat's *ss about the LDT.

-- 
Regards/Gruss,
    Boris.

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