[Qemu-devel] [PULL 46/57] Don't sync dirty bitmaps in postcopy

2015-11-10 Thread Juan Quintela
From: "Dr. David Alan Gilbert" Once we're in postcopy the source processors are stopped and memory shouldn't change any more, so there's no need to look at the dirty map. There are two notes to this: 1) If we do resync and a page had changed then the page would get sent again, which the d

[Qemu-devel] [PULL 46/57] Don't sync dirty bitmaps in postcopy

2015-11-09 Thread Juan Quintela
From: "Dr. David Alan Gilbert" Once we're in postcopy the source processors are stopped and memory shouldn't change any more, so there's no need to look at the dirty map. There are two notes to this: 1) If we do resync and a page had changed then the page would get sent again, which the d