On Mon, Jun 05, 2017 at 09:13:53AM +0100, Marc Zyngier wrote: > On 04/06/17 13:11, Christoffer Dall wrote: > > On Thu, Jun 01, 2017 at 11:20:55AM +0100, Marc Zyngier wrote: > >> As we're about to trap CP15 accesses and handle them at EL2, we > >> need to evaluate whether or not the condition flags are valid, > >> as an implementation is allowed to trap despite the condition > >> not being met. > >> > >> Tagging the function as __hyp_text allows this. > > > > is the cc_map also guaranteed to work (by simple reference) in EL2 then? > > Yes. By virtue of being const, this ends up in the read-only part of the > kernel, which we always map at EL2. > And why don't we have to do any address-translation-to-hyp tricks on the address? Are we guaranteed that it's a relative address and everything is relocated with the same offset, or how was that again? Thanks, -Christoffer