Re: [RFC v3 16/19] arch: um: make UML unflatten device tree when testing

On Wed, Nov 28, 2018 at 11:36:33AM -0800, Brendan Higgins wrote:

Make UML unflatten any present device trees when running KUnit tests.

Signed-off-by: Brendan Higgins brendanhiggins@google.com

arch/um/kernel/um_arch.c | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c index a818ccef30ca2..bd58ae3bf4148 100644 --- a/arch/um/kernel/um_arch.c +++ b/arch/um/kernel/um_arch.c @@ -13,6 +13,7 @@ #include <linux/sched.h> #include <linux/sched/task.h> #include <linux/kmsg_dump.h> +#include <linux/of_fdt.h> #include <asm/pgtable.h> #include <asm/processor.h> @@ -347,6 +348,9 @@ void __init setup_arch(char **cmdline_p) read_initrd(); paging_init(); +#if IS_ENABLED(CONFIG_OF_UNITTEST)

• unflatten_device_tree();

+#endif

*Why?*

Luis