Hi Kees,
2018-09-16 3:47 GMT+09:00 Kees Cook <keesc...@chromium.org>: > On Fri, Aug 3, 2018 at 9:47 PM, Masahiro Yamada > <yamada.masah...@socionext.com> wrote: >> Randy Dunlap reports UML occasionally fails to build with -j<N> and >> O=<builddir> options. > > With v4.19-rc2 I'm still seeing a failure (for any parallelism) under ARCH=um > > $ make -j8 ARCH=um O=/tmp/foo > ... > /home/kees/src/linux-build/um/Makefile:1185: *** Headers not > exportable for the um architecture. Stop. > > Am I missing something? This is a different problem. I sent a patch: https://patchwork.kernel.org/patch/10603707/ -- Best Regards Masahiro Yamada