2014-12-17 0:48 GMT+09:00 Christoph Lameter <c...@linux.com>: > On Tue, 16 Dec 2014, Jesper Dangaard Brouer wrote: > >> > Ok but now there is a multiplication in the fast path. >> >> Could we pre-calculate the value (page->objects * s->size) and e.g store it >> in struct kmem_cache, thus saving the imul ? > > I think I just used the last available field for the page->address.
Possibly, we can use _count field. Thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
