All of lore.kernel.org
 help / color / mirror / Atom feed
From: patchwork-bot+netdevbpf@kernel.org
To: Philo Lu <lulie@linux.alibaba.com>
Cc: bpf@vger.kernel.org, edumazet@google.com, rostedt@goodmis.org,
	mhiramat@kernel.org, mathieu.desnoyers@efficios.com,
	martin.lau@linux.dev, ast@kernel.org, daniel@iogearbox.net,
	andrii@kernel.org, eddyz87@gmail.com, song@kernel.org,
	yonghong.song@linux.dev, john.fastabend@gmail.com,
	kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com,
	jolsa@kernel.org, davem@davemloft.net, kuba@kernel.org,
	pabeni@redhat.com, mykolal@fb.com, shuah@kernel.org,
	mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com,
	thinker.li@gmail.com, juntong.deng@outlook.com, jrife@google.com,
	alan.maguire@oracle.com, davemarchevsky@fb.com, dxu@dxuuu.xyz,
	vmalik@redhat.com, cupertino.miranda@oracle.com,
	mattbobrowski@google.com, xuanzhuo@linux.alibaba.com,
	netdev@vger.kernel.org, linux-trace-kernel@vger.kernel.org
Subject: Re: [PATCH bpf-next v3 0/5] bpf: Allow skb dynptr for tp_btf
Date: Wed, 11 Sep 2024 17:30:32 +0000	[thread overview]
Message-ID: <172607583276.994220.12802097721316207371.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240911033719.91468-1-lulie@linux.alibaba.com>

Hello:

This series was applied to bpf/bpf-next.git (net)
by Martin KaFai Lau <martin.lau@kernel.org>:

On Wed, 11 Sep 2024 11:37:14 +0800 you wrote:
> This makes bpf_dynptr_from_skb usable for tp_btf, so that we can easily
> parse skb in tracepoints. This has been discussed in [0], and Martin
> suggested to use dynptr (instead of helpers like bpf_skb_load_bytes).
> 
> For safety, skb dynptr shouldn't be used in fentry/fexit. This is achieved
> by add KF_TRUSTED_ARGS flag in bpf_dynptr_from_skb defination, because
> pointers passed by tracepoint are trusted (PTR_TRUSTED) while those of
> fentry/fexit are not.
> 
> [...]

Here is the summary with links:
  - [bpf-next,v3,1/5] bpf: Support __nullable argument suffix for tp_btf
    https://git.kernel.org/bpf/bpf-next/c/8aeaed21befc
  - [bpf-next,v3,2/5] selftests/bpf: Add test for __nullable suffix in tp_btf
    https://git.kernel.org/bpf/bpf-next/c/2060f07f861a
  - [bpf-next,v3,3/5] tcp: Use skb__nullable in trace_tcp_send_reset
    https://git.kernel.org/bpf/bpf-next/c/edd3f6f7588c
  - [bpf-next,v3,4/5] bpf: Allow bpf_dynptr_from_skb() for tp_btf
    https://git.kernel.org/bpf/bpf-next/c/ffc83860d8c0
  - [bpf-next,v3,5/5] selftests/bpf: Expand skb dynptr selftests for tp_btf
    https://git.kernel.org/bpf/bpf-next/c/83dff601715b

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2024-09-11 17:30 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-11  3:37 [PATCH bpf-next v3 0/5] bpf: Allow skb dynptr for tp_btf Philo Lu
2024-09-11  3:37 ` [PATCH bpf-next v3 1/5] bpf: Support __nullable argument suffix " Philo Lu
2024-09-11 17:30   ` Martin KaFai Lau
2024-09-11  3:37 ` [PATCH bpf-next v3 2/5] selftests/bpf: Add test for __nullable suffix in tp_btf Philo Lu
2024-09-11  3:37 ` [PATCH bpf-next v3 3/5] tcp: Use skb__nullable in trace_tcp_send_reset Philo Lu
2024-09-11  3:37 ` [PATCH bpf-next v3 4/5] bpf: Allow bpf_dynptr_from_skb() for tp_btf Philo Lu
2024-09-11  3:37 ` [PATCH bpf-next v3 5/5] selftests/bpf: Expand skb dynptr selftests " Philo Lu
2024-09-11 17:33   ` Martin KaFai Lau
2024-09-11 17:30 ` patchwork-bot+netdevbpf [this message]

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=172607583276.994220.12802097721316207371.git-patchwork-notify@kernel.org \
    --to=patchwork-bot+netdevbpf@kernel.org \
    --cc=alan.maguire@oracle.com \
    --cc=alexandre.torgue@foss.st.com \
    --cc=andrii@kernel.org \
    --cc=ast@kernel.org \
    --cc=bpf@vger.kernel.org \
    --cc=cupertino.miranda@oracle.com \
    --cc=daniel@iogearbox.net \
    --cc=davem@davemloft.net \
    --cc=davemarchevsky@fb.com \
    --cc=dxu@dxuuu.xyz \
    --cc=eddyz87@gmail.com \
    --cc=edumazet@google.com \
    --cc=haoluo@google.com \
    --cc=john.fastabend@gmail.com \
    --cc=jolsa@kernel.org \
    --cc=jrife@google.com \
    --cc=juntong.deng@outlook.com \
    --cc=kpsingh@kernel.org \
    --cc=kuba@kernel.org \
    --cc=linux-trace-kernel@vger.kernel.org \
    --cc=lulie@linux.alibaba.com \
    --cc=martin.lau@linux.dev \
    --cc=mathieu.desnoyers@efficios.com \
    --cc=mattbobrowski@google.com \
    --cc=mcoquelin.stm32@gmail.com \
    --cc=mhiramat@kernel.org \
    --cc=mykolal@fb.com \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=rostedt@goodmis.org \
    --cc=sdf@fomichev.me \
    --cc=shuah@kernel.org \
    --cc=song@kernel.org \
    --cc=thinker.li@gmail.com \
    --cc=vmalik@redhat.com \
    --cc=xuanzhuo@linux.alibaba.com \
    --cc=yonghong.song@linux.dev \
    /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.