Re: [Xen-devel] [PATCH v4 03/13] xen/pvcalls: connect to the backend

2017-09-20 Thread Boris Ostrovsky
On 09/15/2017 07:00 PM, Stefano Stabellini wrote: > Implement the probe function for the pvcalls frontend. Read the > supported versions, max-page-order and function-calls nodes from > xenstore. > > Only one frontend<->backend connection is supported at any given time > for a guest. Store the

[Xen-devel] [PATCH v4 03/13] xen/pvcalls: connect to the backend

2017-09-15 Thread Stefano Stabellini
Implement the probe function for the pvcalls frontend. Read the supported versions, max-page-order and function-calls nodes from xenstore. Only one frontend<->backend connection is supported at any given time for a guest. Store the active frontend device to a static pointer. Introduce a stub