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. Good mailing practices for 400: avoid top-posting and trim the reply.