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Date: Fri, 28 Jun 2019 18:17:41 +0000 From: Song Liu <songliubraving@...com> To: Andrii Nakryiko <andriin@...com> CC: Andrii Nakryiko <andrii.nakryiko@...il.com>, Alexei Starovoitov <ast@...com>, "daniel@...earbox.net" <daniel@...earbox.net>, "bpf@...r.kernel.org" <bpf@...r.kernel.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: Re: [PATCH v2 bpf-next 2/4] selftests/bpf: add __int and __type macro for BTF-defined maps > On Jun 28, 2019, at 8:25 AM, Andrii Nakryiko <andriin@...com> wrote: > > Add simple __int and __type macro that hide details of how type and > integer values are captured in BTF-defined maps. > > Signed-off-by: Andrii Nakryiko <andriin@...com> Acked-by: Song Liu <songliubraving@...com> > --- > tools/testing/selftests/bpf/bpf_helpers.h | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/tools/testing/selftests/bpf/bpf_helpers.h b/tools/testing/selftests/bpf/bpf_helpers.h > index 1a5b1accf091..aa5ddf58c088 100644 > --- a/tools/testing/selftests/bpf/bpf_helpers.h > +++ b/tools/testing/selftests/bpf/bpf_helpers.h > @@ -8,6 +8,9 @@ > */ > #define SEC(NAME) __attribute__((section(NAME), used)) > > +#define __int(name, val) int (*name)[val] > +#define __type(name, val) val *name > + > /* helper macro to print out debug messages */ > #define bpf_printk(fmt, ...) \ > ({ \ > -- > 2.17.1 >
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