netdev - Re: [PATCH v2 bpf-next 05/16] selftests/bpf: Test for syscall program type

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Message-ID: <20210427024331.njt2conhkmhkuosx@ast-mbp.dhcp.thefacebook.com>
Date:   Mon, 26 Apr 2021 19:43:31 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Andrii Nakryiko <andrii.nakryiko@...il.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        Kernel Team <kernel-team@...com>
Subject: Re: [PATCH v2 bpf-next 05/16] selftests/bpf: Test for syscall
 program type

On Mon, Apr 26, 2021 at 10:02:59AM -0700, Andrii Nakryiko wrote:
> > +/* Copyright (c) 2021 Facebook */
> > +#include <linux/stddef.h>
> > +#include <linux/bpf.h>
> > +#include <bpf/bpf_helpers.h>
> > +#include <bpf/bpf_tracing.h>
> > +#include <../../tools/include/linux/filter.h>
> 
> with TOOLSINCDIR shouldn't this be just <linux/fiter.h>?

sadly no. There is uapi/linux/filter.h that gets included first.
And changing the order of -Is brings the whole set of other issues.
I couldn't come up with anything better unfortunately.