On Fri, 22 Aug 2014, Tejun Heo wrote: > If pcpu_map_pages() fails midway, it unmaps the already mapped pages. > Currently, it doesn't flush tlb after the partial unmapping. This may > be okay in most cases as the established mapping hasn't been used at > that point but it can go wrong and when it goes wrong it'd be > extremely difficult to track down. So why is this separate? You added the unmapping in the last patch without the flushing and this is a fixup for the patch before? -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html