search for: xenbus_ev

...''d copy of the value. */ char *xenbus_read(xenbus_transaction_t xbt, const char *path, char **value); -char *xenbus_watch_path(xenbus_transaction_t xbt, const char *path); -void wait_for_watch(void); -char* xenbus_wait_for_value(const char*,const char*); +/* Watch event queue */ +struct xenbus_event { + /* Keep these two as this for xs.c */ + char *path; + char *token; + struct xenbus_event *next; +}; + +char *xenbus_watch_path_token(xenbus_transaction_t xbt, const char *path, const char *token, struct xenbus_event *volatile *events); +char *xenbus_unwatch_path_token(xenbus_tran...

Hello, Sometimes the backend of PVFB knows that it doesn''t need permanent refresh, when the window is minimized for instance (no refresh at all), or the administration tools know that the window is thumnailed, and so a slow refresh rate is fine. Also, some users may want to tune the refresh rate according to the smoothness they would like, balanced with the CPU time that requires.