Matthew Wilcox wrote: > I think a more important question is ... this is coming from a Google > address, but has a Copyright Dell on it. Where's the sign-off chain for > this? Who's the author really? Indeed, this needs to be clarified. >> Gwendal Grignou wrote: >>> +#define SETUP_TEMPLATE(attrb, field, perm, test) \ >>> + i->private_##attrb[count] = dev_attr_##field; \ >>> + i->private_##attrb[count].attr.mode = perm; \ >>> + i->attrb[count] = &i->private_##attrb[count]; \ >>> + if (test) \ >>> + count++ ... >>> +#define SETUP_PORT_ATTRIBUTE(field) \ >>> + SETUP_TEMPLATE(port_attrs, field, S_IRUGO, 1) ... >>> + count = 0; >>> + SETUP_PORT_ATTRIBUTE(nr_pmp_links); >>> + SETUP_PORT_ATTRIBUTE(idle_irq); >>> + BUG_ON(count > ATA_PORT_ATTRS); >>> + i->port_attrs[count] = NULL; I understand that such preprocessor games are hard to avoid in code like sysfs attribute setup. I have nothing better to suggest, but they are ugly nevertheless, and may amount to bloat. Anyway; the BUG_ON there should probably be a BUILD_BUG_ON. -- Stefan Richter -=====-==--- =--- =--== http://arcgraph.de/sr/ -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
