Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) client-ip=23.128.96.33;
Message-ID: <3c1f3b68-f1fc-495c-5430-ba7bc7339619@linux.alibaba.com>
Date:   Thu, 14 Dec 2023 23:56:40 +0800
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0)
 Gecko/20100101 Thunderbird/102.15.1
Subject: Re: [RFC nf-next 1/2] netfilter: bpf: support prog update
Content-Language: en-US
To:     Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc:     Florian Westphal <fw@strlen.de>,
        Pablo Neira Ayuso <pablo@netfilter.org>,
        Jozsef Kadlecsik <kadlec@netfilter.org>,
        bpf <bpf@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
        Network Development <netdev@vger.kernel.org>,
        coreteam@netfilter.org,
        netfilter-devel <netfilter-devel@vger.kernel.org>,
        "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Alexei Starovoitov <ast@kernel.org>
References: <1702467945-38866-1-git-send-email-alibuda@linux.alibaba.com>
 <1702467945-38866-2-git-send-email-alibuda@linux.alibaba.com>
 <20231213222415.GA13818@breakpoint.cc>
 <0e94149a-05f1-3f98-3f75-ca74f364a45b@linux.alibaba.com>
 <CAADnVQJx7j_kB6PVJN7cwGn5ETjcSs2Y0SuBS0+9qJRFpMNv-w@mail.gmail.com>
 <e6d9b59f-9c98-53a1-4947-720095e0c37e@linux.alibaba.com>
 <CAADnVQK5JP3D+BrugP61whZX1r1zHp7M_VLSkDmCKF9y96=79A@mail.gmail.com>
From:   "D. Wythe" <alibuda@linux.alibaba.com>
In-Reply-To: <CAADnVQK5JP3D+BrugP61whZX1r1zHp7M_VLSkDmCKF9y96=79A@mail.gmail.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk


On 12/14/23 9:37 PM, Alexei Starovoitov wrote:
> yes. it's and it's working as expected. Do you see an issue?

Hi Alexei,

I see the issue here is that bpf_nf_link has not yet implemented 
prog_update,
which just simply returned -EOPNOTSUPP right now.

Do you mean that it is already implemented in the latest tree or
the not-supported was expected?

Thanks,
D. Wythe