On Tue, 6 Aug 2013 18:44:09 -0400 Johannes Weiner <hannes@xxxxxxxxxxx> wrote: > To accomplish this, a per-zone counter is increased every time a page > is evicted and a snapshot of that counter is stored as shadow entry in > the page's now empty page cache radix tree slot. How do you handle wraparound of that counter on 32-bit machines? -- 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>