On Mon, Mar 8, 2021 at 10:26 AM Jean-Philippe Brucker
<jean-philippe@xxxxxxxxxx> wrote:
>
> The macro for libbpf_smp_store_release() doesn't build on arm64, fix it.
>
> Fixes: 60d0e5fdbdf6 ("libbpf, xsk: Add libbpf_smp_store_release libbpf_smp_load_acquire")
I had to force-push bpf-next meanwhile, so the hash is wrong now. I
fixed it up (it's 291471dd1559 now) and pushed your fix to bpf-next.
Please re-pull bpf-master to get the correct branch.
Thanks!
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@xxxxxxxxxx>
> ---
> tools/lib/bpf/libbpf_util.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/lib/bpf/libbpf_util.h b/tools/lib/bpf/libbpf_util.h
> index 94a0d7bb6f3c..cfbcfc063c81 100644
> --- a/tools/lib/bpf/libbpf_util.h
> +++ b/tools/lib/bpf/libbpf_util.h
> @@ -35,7 +35,7 @@ extern "C" {
> typeof(*p) ___p1; \
> asm volatile ("ldar %w0, %1" \
> : "=r" (___p1) : "Q" (*p) : "memory"); \
> - __p1; \
> + ___p1; \
> })
> #elif defined(__riscv)
> # define libbpf_smp_store_release(p, v) \
> --
> 2.30.1
>
