On Thu, 2013-10-17 at 16:31 +0200, Leif Lindholm wrote: > On Thu, Oct 17, 2013 at 03:07:39PM +0100, Matt Fleming wrote: > > > +/* > > > + * If you need to (temporarily) support buggy firmware. > > > + */ > > > +#define KEEP_BOOT_SERVICES_REGIONS > > > > Have you seen firmware that requires this? I'm just curious more than > > anything else. > > Not really. > I _think_ I saw it on a debug build of a development platform once. > That coincided with me seeing a post on linux-efi about some laptop > that broke unless boot services regions were preserved, so I decided > to put it in there for any future debugging. > I see a fairly consistent segfault when the arm64 kernel calls the SetVirtualAddressMap function. It doesn't happen when the boot services regions are included in the mapping. This is with edk2 firmware. I haven't really dug into where it goes wrong. -- To unsubscribe from this list: send the line "unsubscribe linux-efi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
