> Be careful with volatile variables: Unless they refer to hardware- > backed > data (MMIO), you may just happen to write racy lock-less code - or the > volatile is useless anyway.
Yes that is true. In this case, however, writes are atomic (just 0 or 1) and even if something happens the "mode of failure" will be a missed 125us cycle of sound output. I doubt anyone would hear just one. Steven _______________________________________________ Xenomai-core mailing list Xenomaifirstname.lastname@example.org https://mail.gna.org/listinfo/xenomai-core