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Wed, 27 Aug 2025 17:31:35 -0700 (PDT) Received: from localhost ([2a03:2880:2ff:72::]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-24893618880sm32735435ad.99.2025.08.27.17.31.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Aug 2025 17:31:34 -0700 (PDT) From: Bobby Eshleman Date: Wed, 27 Aug 2025 17:31:30 -0700 Subject: [PATCH net-next v5 2/9] vsock: add net to vsock skb cb Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250827-vsock-vmtest-v5-2-0ba580bede5b@meta.com> References: <20250827-vsock-vmtest-v5-0-0ba580bede5b@meta.com> In-Reply-To: <20250827-vsock-vmtest-v5-0-0ba580bede5b@meta.com> To: Stefano Garzarella , Shuah Khan , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Stefan Hajnoczi , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , =?utf-8?q?Eugenio_P=C3=A9rez?= , "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Bryan Tan , Vishnu Dasa , Broadcom internal kernel review list Cc: virtualization@lists.linux.dev, netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-hyperv@vger.kernel.org, Bobby Eshleman , berrange@redhat.com, Bobby Eshleman X-Mailer: b4 0.13.0 From: Bobby Eshleman Add a net pointer to the vsock skb and helpers for getting/setting it. This is in preparation for adding vsock NS support. Signed-off-by: Bobby Eshleman --- Changes in v5: - some diff context change due to rebase to current net-next --- include/linux/virtio_vsock.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/include/linux/virtio_vsock.h b/include/linux/virtio_vsock.h index 0c67543a45c8..c547cda7196b 100644 --- a/include/linux/virtio_vsock.h +++ b/include/linux/virtio_vsock.h @@ -13,6 +13,7 @@ struct virtio_vsock_skb_cb { bool reply; bool tap_delivered; u32 offset; + struct net *net; }; #define VIRTIO_VSOCK_SKB_CB(skb) ((struct virtio_vsock_skb_cb *)((skb)->cb)) @@ -130,6 +131,16 @@ static inline size_t virtio_vsock_skb_len(struct sk_buff *skb) return (size_t)(skb_end_pointer(skb) - skb->head); } +static inline struct net *virtio_vsock_skb_net(struct sk_buff *skb) +{ + return VIRTIO_VSOCK_SKB_CB(skb)->net; +} + +static inline void virtio_vsock_skb_set_net(struct sk_buff *skb, struct net *net) +{ + VIRTIO_VSOCK_SKB_CB(skb)->net = net; +} + /* Dimension the RX SKB so that the entire thing fits exactly into * a single 4KiB page. This avoids wasting memory due to alloc_skb() * rounding up to the next page order and also means that we -- 2.47.3