Re: [PATCH] ebpf: only include in system emulators

[Jason Wang]

在 2021/9/7 下午6:45, Paolo Bonzini 写道:
> eBPF files are being included in system emulators, which is useless


I think it should work since it's an independent feature. The current 
use case is to offload the RSS from Qemu to kernel TAP.


>   and
> also breaks compilation because ebpf/trace-events is only processed
> if a system emulator is included in the build.


Andrew, any way to fix this?

Thanks


> Resolves: https://gitlab.com/qemu-project/qemu/-/issues/566
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
>   ebpf/meson.build | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/ebpf/meson.build b/ebpf/meson.build
> index 9cd0635370..2dd0fd8948 100644
> --- a/ebpf/meson.build
> +++ b/ebpf/meson.build
> @@ -1 +1 @@
> -common_ss.add(when: libbpf, if_true: files('ebpf_rss.c'), if_false: 
> files('ebpf_rss-stub.c'))
> +softmmu_ss.add(when: libbpf, if_true: files('ebpf_rss.c'), if_false: 
> files('ebpf_rss-stub.c'))