> From: Stefano Garzarella [mailto:sgarzare@xxxxxxxxxx] > Sent: Wednesday, October 23, 2019 11:56 AM > Subject: [PATCH net-next 06/14] vsock: add 'struct vsock_sock *' param to > vsock_core_get_transport() > > Since now the 'struct vsock_sock' object contains a pointer to the transport, > this patch adds a parameter to the > vsock_core_get_transport() to return the right transport assigned to the > socket. > > This patch modifies also the virtio_transport_get_ops(), that uses the > vsock_core_get_transport(), adding the 'struct vsock_sock *' parameter. > > Reviewed-by: Stefan Hajnoczi <stefanha@xxxxxxxxxx> > Signed-off-by: Stefano Garzarella <sgarzare@xxxxxxxxxx> > --- > RFC -> v1: > - Removed comment about protecting transport_single (Stefan) > --- > include/net/af_vsock.h | 2 +- > net/vmw_vsock/af_vsock.c | 7 ++----- > net/vmw_vsock/virtio_transport_common.c | 9 +++++---- > 3 files changed, 8 insertions(+), 10 deletions(-) > > diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h index > a5e1e134261d..2ca67d048de4 100644 > --- a/include/net/af_vsock.h > +++ b/include/net/af_vsock.h > @@ -166,7 +166,7 @@ static inline int vsock_core_init(const struct > vsock_transport *t) void vsock_core_exit(void); > > /* The transport may downcast this to access transport-specific functions */ > -const struct vsock_transport *vsock_core_get_transport(void); > +const struct vsock_transport *vsock_core_get_transport(struct > +vsock_sock *vsk); > > /**** UTILS ****/ > > diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index > c3a14f853eb0..eaea159006c8 100644 > --- a/net/vmw_vsock/af_vsock.c > +++ b/net/vmw_vsock/af_vsock.c > @@ -2001,12 +2001,9 @@ void vsock_core_exit(void) } > EXPORT_SYMBOL_GPL(vsock_core_exit); > > -const struct vsock_transport *vsock_core_get_transport(void) > +const struct vsock_transport *vsock_core_get_transport(struct > +vsock_sock *vsk) > { > - /* vsock_register_mutex not taken since only the transport uses this > - * function and only while registered. > - */ > - return transport_single; > + return vsk->transport; > } > EXPORT_SYMBOL_GPL(vsock_core_get_transport); > > diff --git a/net/vmw_vsock/virtio_transport_common.c > b/net/vmw_vsock/virtio_transport_common.c > index 9763394f7a61..37a1c7e7c7fe 100644 > --- a/net/vmw_vsock/virtio_transport_common.c > +++ b/net/vmw_vsock/virtio_transport_common.c > @@ -29,9 +29,10 @@ > /* Threshold for detecting small packets to copy */ #define > GOOD_COPY_LEN 128 > > -static const struct virtio_transport *virtio_transport_get_ops(void) > +static const struct virtio_transport * > +virtio_transport_get_ops(struct vsock_sock *vsk) > { > - const struct vsock_transport *t = vsock_core_get_transport(); > + const struct vsock_transport *t = vsock_core_get_transport(vsk); > > return container_of(t, struct virtio_transport, transport); } @@ - > 168,7 +169,7 @@ static int virtio_transport_send_pkt_info(struct vsock_sock > *vsk, > struct virtio_vsock_pkt *pkt; > u32 pkt_len = info->pkt_len; > > - src_cid = virtio_transport_get_ops()->transport.get_local_cid(); > + src_cid = virtio_transport_get_ops(vsk)->transport.get_local_cid(); > src_port = vsk->local_addr.svm_port; > if (!info->remote_cid) { > dst_cid = vsk->remote_addr.svm_cid; > @@ -201,7 +202,7 @@ static int virtio_transport_send_pkt_info(struct > vsock_sock *vsk, > > virtio_transport_inc_tx_pkt(vvs, pkt); > > - return virtio_transport_get_ops()->send_pkt(pkt); > + return virtio_transport_get_ops(vsk)->send_pkt(pkt); > } > > static bool virtio_transport_inc_rx_pkt(struct virtio_vsock_sock *vvs, > -- > 2.21.0 Reviewed-by: Jorgen Hansen <jhansen@xxxxxxxxxx> _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
