On Wed, Mar 16, 2016 at 05:21:56PM +0300, Kirill A. Shutemov wrote: > > FYI, with a dummy ->migratepage() which returns only -EINVAL UBIFS does no > > longer explode upon page migration. > > Tomorrow I'll do more tests to make sure. > > Could you check if something like this would fix the issue. > Completely untested. We really need to make the default safe for file systems that don't have a migratepage method. -- 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>