Is this applied to the 2.4 branch as well? _J
In the new year, Johannes Stezenbach wrote: > Christopher Pascoe wrote: > > dvb_frontend_thread performs an up() on its semaphore at exit, even though > > one must have already been done to reach the exit point. This means > > fe->sem affords no protection past the first time a frontend device is > > closed. > > > > This was manifesting as a 3 second tuning delay on my system when opening > > the frontend device all times except the first, due to a race on > > fe->wakeup. I imagine it could also cause tuning failures in other > > situations. > > > > The attached patch removes the extra up and also corrects the title block > > in dvb_frontend.c which calls this file dvb-core.c. > > Thanks, patch applied. The code in dvb_frontend_stop() used to do a > down() on that sem to wait for the thread to exit. > > Anyway, for 2.6 the thread handling stuff should be changed to > use the new functions in linux/kthread.h. > Patches are welcome. > > Johannes > >
