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We are implementing a test suite for the VSOCK sockets and we discovered that vmci_transport never allowed half-closed socket on the host side. As Jorgen explained [1] this is due to the implementation of VMCI. Since we want to have the same behaviour across all transports, this series adds a section in the "Implementation notes" to exaplain this behaviour, and changes the

We are implementing a test suite for the VSOCK sockets and we discovered that vmci_transport never allowed half-closed socket on the host side. As Jorgen explained [1] this is due to the implementation of VMCI. Since we want to have the same behaviour across all transports, this series adds a section in the "Implementation notes" to exaplain this behaviour, and changes the

...available) if the peer (guest) closed the connection. Signed-off-by: Stefano Garzarella <sgarzare at redhat.com> --- drivers/vhost/vsock.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index 9f57736fe15e..754120aa4478 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -58,6 +58,21 @@ static u32 vhost_transport_get_local_cid(void) return VHOST_VSOCK_DEFAULT_HOST_CID; } +static s64 vhost_transport_stream_has_data(struct vsock_sock *vsk) +{ + /* vmci_transport doesn't allow half-closed socke...

...the connection. Or add an ioctl so the application can find out whether half close works. > --- > drivers/vhost/vsock.c | 17 ++++++++++++++++- > 1 file changed, 16 insertions(+), 1 deletion(-) > > diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c > index 9f57736fe15e..754120aa4478 100644 > --- a/drivers/vhost/vsock.c > +++ b/drivers/vhost/vsock.c > @@ -58,6 +58,21 @@ static u32 vhost_transport_get_local_cid(void) > return VHOST_VSOCK_DEFAULT_HOST_CID; > } > > +static s64 vhost_transport_stream_has_data(struct vsock_sock *vsk) > +{ > + /* vmci_...