On Tue, 2012-05-01 at 12:57 +0200, Peter Zijlstra wrote: > Anyway, I don't have any idea about the costs involved with > HAVE_RCU_TABLE_FREE, but I don't think its much.. otherwise these other > platforms (PPC,SPARC) wouldn't have used it, gup_fast() is a very > specific case, whereas mmu-gather is something affecting pretty much all > tasks. Which reminds me, I thought Xen needed this too, but a git grep on HAVE_RCU_TABLE_FREE shows its still only ppc and sparc. Jeremy? -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html