Messages in this thread | | | From | Andrii Nakryiko <> | Date | Tue, 13 Aug 2019 16:38:13 -0700 | Subject | Re: [PATCH bpf-next 1/3] libbpf: add asm/unistd.h to xsk to get __NR_mmap2 |
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On Tue, Aug 13, 2019 at 3:24 AM Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org> wrote: > > That's needed to get __NR_mmap2 when mmap2 syscall is used. > > Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org> > --- > tools/lib/bpf/xsk.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c > index 5007b5d4fd2c..f2fc40f9804c 100644 > --- a/tools/lib/bpf/xsk.c > +++ b/tools/lib/bpf/xsk.c > @@ -12,6 +12,7 @@ > #include <stdlib.h> > #include <string.h> > #include <unistd.h> > +#include <asm/unistd.h>
asm/unistd.h is not present in Github libbpf projection. Is there any way to avoid including this header? Generally, libbpf can't easily use all of kernel headers, we need to re-implemented all the extra used stuff for Github version of libbpf, so we try to minimize usage of new headers that are not just plain uapi headers from include/uapi.
> #include <arpa/inet.h> > #include <asm/barrier.h> > #include <linux/compiler.h> > -- > 2.17.1 >
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