> > > @@ -1562,10 +1562,11 @@ static void ace_watchdog(struct net_device *data, > > unsigned int txqueue) > > } > > > > > > -static void ace_tasklet(unsigned long arg) > > +static void ace_tasklet(struct tasklet_struct *t) > > { > > - struct net_device *dev = (struct net_device *) arg; > > - struct ace_private *ap = netdev_priv(dev); > > + struct ace_private *ap = from_tasklet(ap, t, ace_tasklet); > > + struct net_device *dev = (struct net_device *)((char *)ap - > > + ALIGN(sizeof(struct net_device), > > NETDEV_ALIGN)); > > int cur_size; > > > > I don't see this is as an improvement. The 'dev' assignment looks so > incredibly fragile and exposes so many internal details about netdev > object allocation, alignment, and layout. > > Who is going to find and fix this if someone changes how netdev object > allocation works? >
Thanks for pointing it out. I'll see if I can fix it to keep it simple. > I don't want to apply this, it sets a very bad precedent. The existing > code is so much cleaner and easier to understand and audit. > Will you pick the rest of the patches or would they have to wait till this one is fixed. Thanks, -- - Allen