linux-kernel - [PATCH RFC net-next v4 08/12] vsock/vmci: add netns hooks

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Message-Id: <20250805-vsock-vmtest-v4-8-059ec51ab111@meta.com>
Date: Tue, 05 Aug 2025 14:49:16 -0700
From: Bobby Eshleman <bobbyeshleman@...il.com>
To: Stefano Garzarella <sgarzare@...hat.com>, Shuah Khan <shuah@...nel.org>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 Simon Horman <horms@...nel.org>, Stefan Hajnoczi <stefanha@...hat.com>, 
 "Michael S. Tsirkin" <mst@...hat.com>, Jason Wang <jasowang@...hat.com>, 
 Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, 
 Eugenio Pérez <eperezma@...hat.com>, 
 "K. Y. Srinivasan" <kys@...rosoft.com>, 
 Haiyang Zhang <haiyangz@...rosoft.com>, Wei Liu <wei.liu@...nel.org>, 
 Dexuan Cui <decui@...rosoft.com>, Bryan Tan <bryan-bt.tan@...adcom.com>, 
 Vishnu Dasa <vishnu.dasa@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>
Cc: virtualization@...ts.linux.dev, netdev@...r.kernel.org, 
 linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org, 
 kvm@...r.kernel.org, linux-hyperv@...r.kernel.org, 
 Bobby Eshleman <bobbyeshleman@...il.com>, berrange@...hat.com, 
 Bobby Eshleman <bobbyeshleman@...a.com>
Subject: [PATCH RFC net-next v4 08/12] vsock/vmci: add netns hooks

From: Bobby Eshleman <bobbyeshleman@...a.com>

Add hooks for new internal NS calls to avoid breaking vmci. Guest vsocks
remain in global mode namespaces, so behavior is unchanged.

Signed-off-by: Bobby Eshleman <bobbyeshleman@...a.com>
---
 net/vmw_vsock/vmci_transport.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index 7eccd6708d66..3c434ee3ca8c 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -703,9 +703,9 @@ static int vmci_transport_recv_stream_cb(void *data, struct vmci_datagram *dg)
 	vsock_addr_init(&src, pkt->dg.src.context, pkt->src_port);
 	vsock_addr_init(&dst, pkt->dg.dst.context, pkt->dst_port);

-	sk = vsock_find_connected_socket(&src, &dst);
+	sk = vsock_find_connected_socket(&src, &dst, vsock_global_net());
 	if (!sk) {
-		sk = vsock_find_bound_socket(&dst);
+		sk = vsock_find_bound_socket(&dst, vsock_global_net());
 		if (!sk) {
 			/* We could not find a socket for this specified
 			 * address.  If this packet is a RST, we just drop it.

-- 
2.47.3