On Tue, 7 Jul 2026, Hui Wang wrote:
> RISC-V rseq selftests include asm/fence.h from tools/arch/riscv,
> but the rseq Makefile only adds tools/include in the CFLAGS, this
> results in the building failure both for native and cross build:
>
> In file included from rseq.h:131,
> from rseq.c:37:
> rseq-riscv.h:11:10: fatal error: asm/fence.h: No such file or directory
>
> To fix it, add the matching tools/arch/$(ARCH)/include path in the
> CFLAGS and derive ARCH from SUBARCH for standalone native builds where
> ARCH is not set.
>
> Fixes: c92786e179e0 ("KVM: riscv: selftests: Use the existing RISCV_FENCE
> macro in `rseq-riscv.h`")
> Cc: [email protected]
> Signed-off-by: Hui Wang <[email protected]>
Thanks, queued for v7.2-rc.
- Paul
