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[79.53.30.11]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4870bf413dcsm6941143f8f.31.2026.09.16.05.30.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Sep 2026 05:30:21 -0700 (PDT) Date: Wed, 16 Sep 2026 14:30:14 +0200 From: Stefano Garzarella To: Michal Luczaj Cc: Stefan Hajnoczi , "Michael S. Tsirkin" , Jason Wang , Eugenio =?utf-8?B?UMOpcmV6?= , "David S. Miller" , Xuan Zhuo , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Asias He , kvm@vger.kernel.org, virtualization@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net v2 2/5] vsock/virtio: Streamline socket reset on transport/PM event Message-ID: References: <20260915-vsock-connect-reset-closing-v2-0-a1d9abb472f7@rbox.co> <20260915-vsock-connect-reset-closing-v2-2-a1d9abb472f7@rbox.co> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20260915-vsock-connect-reset-closing-v2-2-a1d9abb472f7@rbox.co> On Tue, Sep 15, 2026 at 03:15:13PM +0200, Michal Luczaj wrote: >Follow vhost's vhost_vsock_reset_orphans() and VMCI's >vmci_transport_handle_detach(): set SHUTDOWN_MASK, which will come handy >later in the series. IMO it would be better to include the reason here as well. Every commit should explain why doing a change. > >Note that commit c38f57da428b ("vhost/vsock: fix reset orphans race with >close timeout") fixed a race between pending close timer, i.e. >virtio_transport_close_timeout(), and a transport/PM reset. But here we >never set SOCK_DONE, hence no race. > >Fixes: 0ea9e1d3a9e3 ("VSOCK: Introduce virtio_transport.ko") >Signed-off-by: Michal Luczaj >--- > net/vmw_vsock/virtio_transport.c | 3 +++ > 1 file changed, 3 insertions(+) > >diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c >index 4f9aa9c4c3aa..4d6991321699 100644 >--- a/net/vmw_vsock/virtio_transport.c >+++ b/net/vmw_vsock/virtio_transport.c >@@ -413,11 +413,14 @@ static void virtio_vsock_event_fill(struct virtio_vsock *vsock) > > static void virtio_vsock_reset_sock(struct sock *sk) > { >+ struct vsock_sock *vsk = vsock_sk(sk); >+ > /* vmci_transport.c doesn't take sk_lock here either. At least we're > * under vsock_table_lock so the sock cannot disappear while we're > * executing. > */ > >+ vsk->peer_shutdown = SHUTDOWN_MASK; In all other places we use WRITE_ONCE/READ_ONCE on vsk->peer_shutdown, should we do the same here? Thanks, Stefano > sk->sk_state = TCP_CLOSE; > sk->sk_err = ECONNRESET; > sk_error_report(sk); > >-- 2.55.0 >