Re: [PATCH] VSOCK: bind to random port for VMADDR_PORT_ANY

[Greg KH <gregkh@linuxfoundation.org>]

On Mon, Dec 10, 2018 at 06:06:31PM -0800, Lepton Wu wrote:
> The old code always starts from fixed port for VMADDR_PORT_ANY. Sometimes
> when VMM crashed, there is still orphaned vsock which is waiting for
> close timer, then it could cause connection time out for new started VM
> if they are trying to connect to same port with same guest cid since the
> new packets could hit that orphaned vsock. We could also fix this by doing
> more in vhost_vsock_reset_orphans, but any way, it should be better to start
> from a random local port instead of a fixed one.
> 
> Signed-off-by: Lepton Wu <ytht.net@gmail.com>
> ---
>  net/vmw_vsock/af_vsock.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)

<formletter>

This is not the correct way to submit patches for inclusion in the
stable kernel tree.  Please read:
    https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
for how to do this properly.

</formletter>