All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Toke Høiland-Jørgensen" <toke@redhat.com>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>,
	Andrii Nakryiko <andrii@kernel.org>
Cc: bpf <bpf@vger.kernel.org>,
	Network Development <netdev@vger.kernel.org>,
	Alexei Starovoitov <ast@fb.com>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Kernel Team <kernel-team@fb.com>,
	Alexei Starovoitov <ast@kernel.org>
Subject: Re: [PATCH bpf-next] bpf: return -EOPNOTSUPP when attaching to non-kernel BTF
Date: Mon, 07 Dec 2020 15:07:28 +0100	[thread overview]
Message-ID: <87lfe9676n.fsf@toke.dk> (raw)
In-Reply-To: <CAADnVQK25OLC+C7LLCvGY7kgr_F2vh5-s_4rnwCY7CqMEcfisw@mail.gmail.com>

Alexei Starovoitov <alexei.starovoitov@gmail.com> writes:

> On Fri, Dec 4, 2020 at 7:11 PM Andrii Nakryiko <andrii@kernel.org> wrote:
>> +                               return -EOPNOTSUPP;
>
> $ cd kernel/bpf
> $ git grep ENOTSUPP|wc -l
> 46
> $ git grep EOPNOTSUPP|wc -l
> 11

But also

$ cd kernel/include/uapi
$ git grep ENOTSUPP | wc -l
0
$ git grep EOPNOTSUPP | wc -l
8

(i.e., ENOTSUPP is not defined in userspace headers at all)

-Toke


  reply	other threads:[~2020-12-07 14:09 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-05  3:09 [PATCH bpf-next] bpf: return -EOPNOTSUPP when attaching to non-kernel BTF Andrii Nakryiko
2020-12-05  3:14 ` Alexei Starovoitov
2020-12-07 14:07   ` Toke Høiland-Jørgensen [this message]
2020-12-07 16:00     ` Alexei Starovoitov

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87lfe9676n.fsf@toke.dk \
    --to=toke@redhat.com \
    --cc=alexei.starovoitov@gmail.com \
    --cc=andrii@kernel.org \
    --cc=ast@fb.com \
    --cc=ast@kernel.org \
    --cc=bpf@vger.kernel.org \
    --cc=daniel@iogearbox.net \
    --cc=kernel-team@fb.com \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.