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From: Dexuan Cui <decui@microsoft.com>
To: Stefano Garzarella <sgarzare@redhat.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: "linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
	KY Srinivasan <kys@microsoft.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Sasha Levin <sashal@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	"virtualization@lists.linux-foundation.org" 
	<virtualization@lists.linux-foundation.org>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Jason Wang <jasowang@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Jorgen Hansen <jhansen@vmware.com>
Subject: RE: [RFC PATCH 09/13] hv_sock: set VMADDR_CID_HOST in the hvs_remote_addr_init()
Date: Thu, 3 Oct 2019 19:36:17 +0000
Message-ID: <KU1P153MB016631EC4AEA02A8AB8822F2BF9F0@KU1P153MB0166.APCP153.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <20190927112703.17745-10-sgarzare@redhat.com>

> From: Stefano Garzarella <sgarzare@redhat.com>
> Sent: Friday, September 27, 2019 4:27 AM
> To: netdev@vger.kernel.org
> Cc: linux-hyperv@vger.kernel.org; KY Srinivasan <kys@microsoft.com>; Stefan
> Hajnoczi <stefanha@redhat.com>; Sasha Levin <sashal@kernel.org>;
> linux-kernel@vger.kernel.org; kvm@vger.kernel.org; David S. Miller
> <davem@davemloft.net>; virtualization@lists.linux-foundation.org; Stephen
> Hemminger <sthemmin@microsoft.com>; Jason Wang
> <jasowang@redhat.com>; Michael S. Tsirkin <mst@redhat.com>; Haiyang
> Zhang <haiyangz@microsoft.com>; Dexuan Cui <decui@microsoft.com>;
> Jorgen Hansen <jhansen@vmware.com>
> Subject: [RFC PATCH 09/13] hv_sock: set VMADDR_CID_HOST in the
> hvs_remote_addr_init()
> 
> Remote peer is always the host, so we set VMADDR_CID_HOST as
> remote CID instead of VMADDR_CID_ANY.
> 
> Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
> ---
>  net/vmw_vsock/hyperv_transport.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/net/vmw_vsock/hyperv_transport.c
> b/net/vmw_vsock/hyperv_transport.c
> index 4f47af2054dd..306310794522 100644
> --- a/net/vmw_vsock/hyperv_transport.c
> +++ b/net/vmw_vsock/hyperv_transport.c
> @@ -186,7 +186,8 @@ static void hvs_remote_addr_init(struct sockaddr_vm
> *remote,
>  	static u32 host_ephemeral_port = MIN_HOST_EPHEMERAL_PORT;
>  	struct sock *sk;
> 
> -	vsock_addr_init(remote, VMADDR_CID_ANY, VMADDR_PORT_ANY);
> +	/* Remote peer is always the host */
> +	vsock_addr_init(remote, VMADDR_CID_HOST, VMADDR_PORT_ANY);
> 
>  	while (1) {
>  		/* Wrap around ? */
> --

Looks good to me, since hv_sock doesn't really use the CID in the 
transport layer.

Reviewed-by: Dexuan Cui <decui@microsoft.com>

  reply index

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-27 11:26 [RFC PATCH 00/13] vsock: add multi-transports support Stefano Garzarella
2019-09-27 11:26 ` [RFC PATCH 01/13] vsock/vmci: remove unused VSOCK_DEFAULT_CONNECT_TIMEOUT Stefano Garzarella
2019-10-09 11:41   ` Stefan Hajnoczi
2019-09-27 11:26 ` [RFC PATCH 02/13] vsock: remove vm_sockets_get_local_cid() Stefano Garzarella
2019-10-09 11:42   ` Stefan Hajnoczi
2019-09-27 11:26 ` [RFC PATCH 03/13] vsock: remove include/linux/vm_sockets.h file Stefano Garzarella
2019-10-09 11:43   ` Stefan Hajnoczi
2019-09-27 11:26 ` [RFC PATCH 04/13] vsock: add 'transport' member in the struct vsock_sock Stefano Garzarella
2019-10-09 11:46   ` Stefan Hajnoczi
2019-09-27 11:26 ` [RFC PATCH 05/13] vsock/virtio: add transport parameter to the virtio_transport_reset_no_sock() Stefano Garzarella
2019-10-09 11:52   ` Stefan Hajnoczi
2019-09-27 11:26 ` [RFC PATCH 06/13] vsock: add 'struct vsock_sock *' param to vsock_core_get_transport() Stefano Garzarella
2019-10-09 11:54   ` Stefan Hajnoczi
2019-10-10  8:50     ` Stefano Garzarella
2019-09-27 11:26 ` [RFC PATCH 07/13] vsock: handle buffer_size sockopts in the core Stefano Garzarella
2019-10-03 20:11   ` Dexuan Cui
2019-10-09 12:30   ` Stefan Hajnoczi
2019-10-10  9:32     ` Stefano Garzarella
2019-10-11  8:27       ` Stefan Hajnoczi
2019-10-11  8:51         ` Stefano Garzarella
2019-09-27 11:26 ` [RFC PATCH 08/13] vsock: move vsock_insert_unbound() in the vsock_create() Stefano Garzarella
2019-10-03 20:17   ` Dexuan Cui
2019-10-09 12:34   ` Stefan Hajnoczi
2019-10-10  9:52     ` Stefano Garzarella
2019-09-27 11:26 ` [RFC PATCH 09/13] hv_sock: set VMADDR_CID_HOST in the hvs_remote_addr_init() Stefano Garzarella
2019-10-03 19:36   ` Dexuan Cui [this message]
2019-10-09 12:35   ` Stefan Hajnoczi
2019-09-27 11:27 ` [RFC PATCH 10/13] vsock: add multi-transports support Stefano Garzarella
2019-10-09 13:11   ` Stefan Hajnoczi
2019-10-10 12:55     ` Stefano Garzarella
2019-09-27 11:27 ` [RFC PATCH 11/13] vsock: add 'transport_hg' to handle g2h\h2g transports Stefano Garzarella
2019-10-09  9:44   ` Stefano Garzarella
2019-10-09 13:16   ` Stefan Hajnoczi
2019-10-10 13:04     ` Stefano Garzarella
2019-09-27 11:27 ` [RFC PATCH 12/13] vsock: prevent transport modules unloading Stefano Garzarella
2019-10-09 13:28   ` Stefan Hajnoczi
2019-09-27 11:27 ` [RFC PATCH 13/13] vsock: fix bind() behaviour taking care of CID Stefano Garzarella
2019-10-09 13:29   ` Stefan Hajnoczi
2019-10-04  0:04 ` [RFC PATCH 00/13] vsock: add multi-transports support Dexuan Cui
2019-10-04  9:16   ` Stefano Garzarella
2019-10-09 13:29 ` Stefan Hajnoczi
2019-10-10  8:45   ` Stefano Garzarella

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