On Sat, 16 Dec 2017, Matthew Wilcox wrote: > From: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx> > > The "third double word block" isn't on 32-bit systems. The layout > looks like this: Right true. > which is 32 bytes on 64-bit, but 20 bytes on 32-bit. Nobody is trying > to use the fact that it's double-word aligned today, so just remove the > misleading claims. Well there is the rcu field and the lru fields which I thought at some point would become useful to locklessly update. But it did not happen Acked-by: Christoph Lameter <cl@xxxxxxxxx> -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>