netdev - Re: [PATCH bpf-next 0/3] bpf: add sk_msg helper sk_msg_pop

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Message-ID: <8c0dcb66-8119-89df-630f-e3038ad55bee@iogearbox.net>
Date:   Mon, 26 Nov 2018 01:45:19 +0100
From:   Daniel Borkmann <daniel@...earbox.net>
To:     John Fastabend <john.fastabend@...il.com>, ast@...nel.org
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH bpf-next 0/3] bpf: add sk_msg helper sk_msg_pop_data

On 11/23/2018 02:38 AM, John Fastabend wrote:
> After being able to add metadata to messages with sk_msg_push_data we
> have also found it useful to be able to "pop" this metadata off before
> sending it to applications in some cases. This series adds a new helper
> sk_msg_pop_data() and the associated patches to add tests and tools/lib
> support.
> 
> Thanks!
> 
> John Fastabend (3):
>   bpf: helper to pop data from messages
>   bpf: add msg_pop_data helper to tools
>   bpf: test_sockmap, add options for msg_pop_data() helper usage
> 
>  include/uapi/linux/bpf.h                        |  13 +-
>  net/core/filter.c                               | 169 ++++++++++++++++++++++++
>  net/ipv4/tcp_bpf.c                              |  14 +-
>  tools/include/uapi/linux/bpf.h                  |  13 +-
>  tools/testing/selftests/bpf/bpf_helpers.h       |   2 +
>  tools/testing/selftests/bpf/test_sockmap.c      | 127 +++++++++++++++++-
>  tools/testing/selftests/bpf/test_sockmap_kern.h |  70 ++++++++--
>  7 files changed, 386 insertions(+), 22 deletions(-)
> 

Applied to bpf-next, thanks.