| Date | Fri, 24 Nov 2017 13:16:38 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH 25/43] x86/mm/kaiser: Unmap kernel from userspace page tables (core patch) |
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On Fri, Nov 24, 2017 at 10:14:30AM +0100, Ingo Molnar wrote: > +The minimalistic kernel portion of the user page tables try to > +map only what is needed to enter/exit the kernel such as the > +entry/exit functions themselves and the interrupt descriptor > +table (IDT).
There are a few unnecessary things that get mapped > +such as the first C function when entering an interrupt (see > +comments in kaiser.c).
If I understood Andy's patches correctly, this should no longer be required. Is this text still correct?
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