On Thu, Jun 06, 2013 at 09:41:34PM +0200, Borislav Petkov wrote: > On Thu, Jun 06, 2013 at 08:35:48PM +0100, Matthew Garrett wrote: > > No, I think that's the wrong thing to do. We should set up the current > > mappings and the 1:1 mappings, and pass the current mappings through > > SetVirtualAddressMap(). That matches the behaviour of Windows. > > And when do we use the 1:1 mappings and when the current mappings when > doing runtime calls?
We want both to be available when we're making the call, but I think we should probably enter via the high addresses. The only reason we're doing this at all is that some systems don't update all of their pointers from physical mode, and we'd prefer them to work rather than fault... -- Matthew Garrett | [email protected] -- To unsubscribe from this list: send the line "unsubscribe linux-efi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
