On Thu, Aug 09, 2012 at 02:46:37AM -0700, Michel Lespinasse wrote: > On Fri, Jul 27, 2012 at 8:57 PM, John Stultz <john.stultz@xxxxxxxxxx> wrote: > > v5: > > * Drop intervaltree for prio_tree usage per Michel & > > Dmitry's suggestions. > > Actually, I believe the ranges you need to track are non-overlapping, correct ? > > If that is the case, a simple rbtree, sorted by start-of-range > address, would work best. > (I am trying to remove prio_tree users... :) > John, JFYI, if you want to try a possible rbtree-based implementation, as suggested by Michel you could try this one: https://github.com/arighi/kinterval This implementation supports insertion, deletion and transparent merging of adjacent ranges, as well as splitting ranges when chunks removed or different chunk types are added in the middle of an existing range; so if I'm not wrong probably you should be able to use this code as is, without any modification. If you decide to go this way and/or need help to use it in your patch set just let me know. -Andrea -- 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>