On Mon, 2010-05-03 at 19:02 +0200, Andrea Arcangeli wrote: > On Mon, May 03, 2010 at 06:55:12PM +0200, Peter Zijlstra wrote: > > This does leave me worrying about concurrent faults poking at > > vma->vm_end without synchronization. > > I didn't check this patch in detail yet. I agree it can be removed and > I think it can be safely replaced with the page_table_lock. Sure, it could probably be replaced with the ptl, but a single anon_vma->lock would I think be better since there's more of them. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>