On Fri, 23 Oct 2020 20:18:47 +0200 Helge Deller <deller@xxxxxx> wrote: > +static int FIX_O_NONBLOCK(int flags) > +{ > + if (flags & O_NONBLOCK_MASK_OUT) { > + struct task_struct *tsk = current; > + pr_warn_once("%s(%d) uses a deprecated O_NONBLOCK > value.\n", > + tsk->comm, tsk->pid); > + } > + return flags & ~O_NONBLOCK_MASK_OUT; > +} Would it be interesting to additionally report the calling function in search for other syscalls that might not be covered yet? Regards, jer