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Thu, 13 Mar 2025 00:01:37 -0700 (PDT) Received: from localhost ([157.82.205.237]) by smtp.gmail.com with UTF8SMTPSA id d9443c01a7336-225c6bbeb7esm6519955ad.193.2025.03.13.00.01.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 13 Mar 2025 00:01:36 -0700 (PDT) From: Akihiko Odaki Date: Thu, 13 Mar 2025 16:01:05 +0900 Subject: [PATCH net-next v10 02/10] net: flow_dissector: Export flow_keys_dissector_symmetric Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250313-rss-v10-2-3185d73a9af0@daynix.com> References: <20250313-rss-v10-0-3185d73a9af0@daynix.com> In-Reply-To: <20250313-rss-v10-0-3185d73a9af0@daynix.com> To: Jonathan Corbet , Willem de Bruijn , Jason Wang , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "Michael S. Tsirkin" , Xuan Zhuo , Shuah Khan , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-kselftest@vger.kernel.org, Yuri Benditovich , Andrew Melnychenko , Stephen Hemminger , gur.stavi@huawei.com, Lei Yang , Simon Horman , Akihiko Odaki X-Mailer: b4 0.15-dev-edae6 X-Patchwork-Delegate: kuba@kernel.org flow_keys_dissector_symmetric is useful to derive a symmetric hash and to know its source such as IPv4, IPv6, TCP, and UDP. Signed-off-by: Akihiko Odaki Tested-by: Lei Yang --- include/net/flow_dissector.h | 1 + net/core/flow_dissector.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h index ced79dc8e856..d01c1ec77b7d 100644 --- a/include/net/flow_dissector.h +++ b/include/net/flow_dissector.h @@ -423,6 +423,7 @@ __be32 flow_get_u32_src(const struct flow_keys *flow); __be32 flow_get_u32_dst(const struct flow_keys *flow); extern struct flow_dissector flow_keys_dissector; +extern struct flow_dissector flow_keys_dissector_symmetric; extern struct flow_dissector flow_keys_basic_dissector; /* struct flow_keys_digest: diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index 9cd8de6bebb5..32c7ee31330c 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -1862,7 +1862,8 @@ void make_flow_keys_digest(struct flow_keys_digest *digest, } EXPORT_SYMBOL(make_flow_keys_digest); -static struct flow_dissector flow_keys_dissector_symmetric __read_mostly; +struct flow_dissector flow_keys_dissector_symmetric __read_mostly; +EXPORT_SYMBOL(flow_keys_dissector_symmetric); u32 __skb_get_hash_symmetric_net(const struct net *net, const struct sk_buff *skb) {