On Tuesday 26 February 2013, Catalin Marinas wrote: > On Tue, Feb 26, 2013 at 10:31:14AM +0000, Catalin Marinas wrote: > > On Tue, Feb 26, 2013 at 10:23:26AM +0000, Arnd Bergmann wrote: > > > On Monday 25 February 2013, Stephen Warren wrote: > > > > Is there any other alternative I'm not seeing? Having the kernel > > > > suddenly become incompatible with any currently extant bootloader when I > > > > enable CONFIG_MULTIPLATFORM doesn't seem like a great idea. > > > > > > Could we make those errata be run-time enabled only when not booting > > > in secure mode? > > > > There is no easy way to detect whether Linux booted in secure mode, > > unless we add some information in the DT. But I wouldn't add S vs NS > > information, rather which errata need to be enabled by the kernel. > > Another difficulty - parsing the DT is done later while some workarounds > are enabled before the MMU (or require the MMU to be disabled > temporarily). Can we do it easily after detecting the machine_desc? Maybe we could add a bit mask of errata to the struct. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
