In 2.4.19 linux, I see that 9th bit of page->flags is not used for any flag. Is there a particular reason for doing so? Thanks, Raghu -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"aart@kvack.org"> aart@kvack.org </a>