On Tue, 16 Jan 2007, Paul Menage wrote: > I was thinking runtime, unless MAX_NUMNODES is less than 64 in which > case you can make the decision at compile time. > > > > > If done at compile time then we will end up with a pointer to an unsigned > > long for a system with <= 64 nodes. If we allocate the nodemask via > > kmalloc then we will always end up with a mininum allocation size of 64 > > bytes. > > Can't we get less overhead with a slab cache with appropriate-sized objects?
Ok but then we are going to have quite small objects. Plus we will have additional slab overhead per node. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
