Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote: > On Wed, Jan 20, 2021 at 10:21:37PM +0000, David Howells wrote: > > -#define iterate_all_kinds(i, n, v, I, B, K) { \ > > +#define iterate_all_kinds(i, n, v, I, B, K, X) { \ > > Do you need to add the X parameter? It seems to always be the same as B. It isn't. See iov_get_pages() for example. David