On Fri 17-06-16 18:55:45, Richard Weinberger wrote: > Am 17.06.2016 um 18:28 schrieb Michal Hocko: > > But doesn't this disable the page migration and so potentially reduce > > the compaction success rate for the large pile of filesystems? Without > > any hint about that? > > The WARN_ON_ONCE() is the hint. ;) Right. My reply turned a different way than I meant... I meant to say that there might be different regressions caused by this change without much hint that a particular warning would be the smoking gun... -- Michal Hocko SUSE Labs -- 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>