On Wed, Mar 25, 2015 at 05:00:27PM +0000, Catalin Marinas wrote: > On Tue, Mar 24, 2015 at 10:02:42PM +0800, Hanjun Guo wrote: > > If the early boot methods of acpi are happy that we have valid ACPI > > tables and acpi=force has been passed, then do not unflat devicetree > > effectively disabling further hardware probing from DT. > [...] > > --- a/arch/arm64/kernel/setup.c > > +++ b/arch/arm64/kernel/setup.c > > @@ -390,7 +390,8 @@ void __init setup_arch(char **cmdline_p) > > > > early_ioremap_reset(); > > > > - unflatten_device_tree(); > > + if (acpi_disabled) > > + unflatten_device_tree(); > > So if we have acpi=force but the acpi failed, do we have acpi_disabled > set? Or this requires Lorenzo's patch? Hanjun did not squash with this patch a later patch in the series that caters for that, I reverted it and added my change on top to make things simpler, it is all done. Lorenzo -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html