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From: Dust Li <dust.li@linux.alibaba.com>
To: "D. Wythe" <alibuda@linux.alibaba.com>,
	kgraul@linux.ibm.com, wenjia@linux.ibm.com, jaka@linux.ibm.com,
	ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
	martin.lau@linux.dev, pabeni@redhat.com, song@kernel.org,
	sdf@google.com, haoluo@google.com, yhs@fb.com,
	edumazet@google.com, john.fastabend@gmail.com,
	kpsingh@kernel.org, jolsa@kernel.org, guwen@linux.alibaba.com
Cc: kuba@kernel.org, davem@davemloft.net, netdev@vger.kernel.org,
	linux-s390@vger.kernel.org, linux-rdma@vger.kernel.org,
	bpf@vger.kernel.org
Subject: Re: [PATCH bpf-next v7 0/6] net/smc: Introduce smc_ops
Date: Thu, 23 Jan 2025 15:33:03 +0800	[thread overview]
Message-ID: <20250123073303.GR89233@linux.alibaba.com> (raw)
In-Reply-To: <20250123015942.94810-1-alibuda@linux.alibaba.com>

On 2025-01-23 09:59:36, D. Wythe wrote:
>This patch aims to introduce BPF injection capabilities for SMC and
>includes a self-test to ensure code stability.
>
>Since the SMC protocol isn't ideal for every situation, especially
>short-lived ones, most applications can't guarantee the absence of
>such scenarios. Consequently, applications may need specific strategies
>to decide whether to use SMC. For example, an application might limit SMC
>usage to certain IP addresses or ports.
>
>To maintain the principle of transparent replacement, we want applications
>to remain unaffected even if they need specific SMC strategies. In other
>words, they should not require recompilation of their code.
>
>Additionally, we need to ensure the scalability of strategy implementation.
>While using socket options or sysctl might be straightforward, it could
>complicate future expansions.
>
>Fortunately, BPF addresses these concerns effectively. Users can write
>their own strategies in eBPF to determine whether to use SMC, and they can
>easily modify those strategies in the future.

The series looks good to me, except the name of smc_ops, we should come
up with a better name.

Best regards,
Dust


  parent reply	other threads:[~2025-01-23  7:33 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-23  1:59 [PATCH bpf-next v7 0/6] net/smc: Introduce smc_ops D. Wythe
2025-01-23  1:59 ` [PATCH bpf-next v7 1/6] bpf: export necessary sympols for modules with struct_ops D. Wythe
2025-01-23  1:59 ` [PATCH bpf-next v7 2/6] net/smc: fix UAF on smcsk after smc_listen_out() D. Wythe
2025-01-23  2:21   ` Guangguan Wang
2025-01-23  1:59 ` [PATCH bpf-next v7 3/6] net/smc: Introduce generic hook smc_ops D. Wythe
2025-01-23  7:30   ` Dust Li
2025-01-23 10:15     ` Gerd Bayer
2025-02-05  8:02       ` D. Wythe
2025-01-23  1:59 ` [PATCH bpf-next v7 4/6] net/smc: bpf: register smc_ops info struct_ops D. Wythe
2025-01-23  1:59 ` [PATCH bpf-next v7 5/6] libbpf: fix error when st-prefix_ops and ops from differ btf D. Wythe
2025-01-23  1:59 ` [PATCH bpf-next v7 6/6] bpf/selftests: add selftest for bpf_smc_ops D. Wythe
2025-01-26  9:48   ` Zhu Yanjun
2025-01-23  7:33 ` Dust Li [this message]
2025-02-14  9:22 ` [PATCH bpf-next v7 0/6] net/smc: Introduce smc_ops D. Wythe
2025-02-14 11:37   ` Wenjia Zhang
2025-02-17  5:44     ` D. Wythe

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