netdev - Re: [PATCH bpf-next 1/2] bpf: net: Avoid loading module when calling bpf_setsockopt(TCP

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Message-Id: <166197781476.8460.17070230581972195161.git-patchwork-notify@kernel.org>
Date:   Wed, 31 Aug 2022 20:30:14 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Martin KaFai Lau <martin.lau@...ux.dev>
Cc:     bpf@...r.kernel.org, netdev@...r.kernel.org, ast@...nel.org,
        andrii@...nel.org, daniel@...earbox.net, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, kernel-team@...com,
        pabeni@...hat.com, sdf@...gle.com
Subject: Re: [PATCH bpf-next 1/2] bpf: net: Avoid loading module when calling
 bpf_setsockopt(TCP_CONGESTION)

Hello:

This series was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@...earbox.net>:

On Tue, 30 Aug 2022 16:19:46 -0700 you wrote:
> When bpf prog changes tcp-cc by calling bpf_setsockopt(TCP_CONGESTION),
> it should not try to load module which may be a blocking
> operation.  This details was correct in the v1 [0] but missed by
> mistake in the later revision in
> commit cb388e7ee3a8 ("bpf: net: Change do_tcp_setsockopt() to use the sockopt's lock_sock() and capable()")
> 
> This patch fixes it by checking the has_current_bpf_ctx().
> 
> [...]

Here is the summary with links:
  - [bpf-next,1/2] bpf: net: Avoid loading module when calling bpf_setsockopt(TCP_CONGESTION)
    https://git.kernel.org/bpf/bpf-next/c/84e5a0f208ca
  - [bpf-next,2/2] selftest/bpf: Ensure no module loading in bpf_setsockopt(TCP_CONGESTION)
    https://git.kernel.org/bpf/bpf-next/c/197072945a70

You are awesome, thank you!
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