[PATCH v7 4/7] xen/9pfs: connect to the backend

2017-04-05 Thread Stefano Stabellini
Implement functions to handle the xenbus handshake. Upon connection, allocate the rings according to the protocol specification. Initialize a work_struct and a wait_queue. The work_struct will be used to schedule work upon receiving an event channel notification from the backend. The wait_queue

[PATCH v7 4/7] xen/9pfs: connect to the backend

2017-04-05 Thread Stefano Stabellini
Implement functions to handle the xenbus handshake. Upon connection, allocate the rings according to the protocol specification. Initialize a work_struct and a wait_queue. The work_struct will be used to schedule work upon receiving an event channel notification from the backend. The wait_queue