On Thu, Apr 08, 2010 at 08:50:48AM -0300, Mauro Carvalho Chehab wrote: > >- size = sizeof(struct ir_raw_event) * MAX_IR_EVENT_SIZE * 2; > >- size = roundup_pow_of_two(size); > >+ ir->raw->input_dev = input_dev; > >+ INIT_WORK(&ir->raw->rx_work, ir_raw_event_work); > > > >- rc = kfifo_alloc(&ir->raw->kfifo, size, GFP_KERNEL); > >+ rc = kfifo_alloc(&ir->raw->kfifo, sizeof(int) * MAX_IR_EVENT_SIZE, > >+ GFP_KERNEL); > > kfifo logic requires a power of two buffer to work, so, please keep the > original roundup_pow_of_two() logic, or add a comment before > MAX_IR_EVENT_SIZE.
No, kfifo_alloc() takes care of the rounding up. See the code for kfifo_alloc() in kernel/kfifo.c. -- David Härdeman -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
