On Tue, Aug 25, 2015 at 08:09:47PM +0100, Salah Triki wrote: > poll_tick is declared global, so dgnc_driver_pollrate_store needs to take > the lock dgnc_poll_lock before modifying this variable. dgnc_poll_lock the > appropriate lock, since it is intended for poll scheduling and dgnc_poll_tick > contains the poll rate. dgnc_poll_lock needs to be declared not static and > extern in order to be visible for dgnc_driver_pollrate_store.
So you only lock it if you change the value? That's not the way to do this type of change :( _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
