Am Donnerstag 04 Oktober 2007 schrieb Indan Zupancic: > E.g. some mechanism where the buffer size and buffer count is chosen > dynamically depending on how fast the device turns out to be, and some > latency constraints. For number of buffers it's easy to do, e.g. new buffers > could be allocated up to nr_bufs_in_flight * 2. Doing the buffer sizes How do you define "in flight"? You can submit any number of URBs to which buffers correspond. You'd have to measure the actual throughput. Regards Oliver