On Thu, 2017-03-02 at 17:30 +0100, Jean-Michel Hautbois wrote: > <snip> > > > + /* If there is no buffer in flight, wake up */ > > + if (ctx->qsequence == ctx->osequence) { > > Not sure about this one, I would have done something like : > if (!(ctx->fh.m2m_ctx->job_flags)) { This field is documented as "used internally", though. regards Philipp