On Wed, Jun 10, 2020 at 5:10 PM Ard Biesheuvel <ardb@xxxxxxxxxx> wrote: > > On Wed, 10 Jun 2020 at 10:59, Nathan Chancellor > <natechancellor@xxxxxxxxx> wrote: > > > > On Wed, Jun 10, 2020 at 03:14:46PM +0800, Zhenzhong Duan wrote: > > > Got below error during build: ... > > > diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile > > > index cce4a74..25e5d02 100644 > > > --- a/drivers/firmware/efi/libstub/Makefile > > > +++ b/drivers/firmware/efi/libstub/Makefile > > > @@ -6,7 +6,7 @@ > > > # enabled, even if doing so doesn't break the build. > > > # > > > cflags-$(CONFIG_X86_32) := -march=i386 > > > -cflags-$(CONFIG_X86_64) := -mcmodel=small > > > +cflags-$(CONFIG_X86_64) := -mcmodel=small -maccumulate-outgoing-args > > > > This will need a cc-option call if this patch is necessary because clang > > does not support this flag. > > > > clang-11: error: unknown argument: '-maccumulate-outgoing-args' > > > > A fix was already sent for this > > https://lore.kernel.org/bpf/20200605150638.1011637-1-nivedita@xxxxxxxxxxxx/ > > which does the right thing here. Ah, so I'm late again. Not clear if there is easy way to check queued patches for upstream.. Regards Zhenzhong