Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [PATCH v3] x86: use a read-only IDT alias on all CPUs | Date | Thu, 11 Apr 2013 04:50:14 -0700 |
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Ingo Molnar <mingo@kernel.org> writes: > > This looks very nice to me now. Peter, any objections?
it seems pointless without randomized main kernel text location, because the IDT will be still at a known per kernel fixed writable location in the direct mapping.
As long as such randomization is not there it just wastes a TLB entry.
-Andi
-- ak@linux.intel.com -- Speaking for myself only
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