Re: [Qemu-devel] [PATCH v4 30/47] Postcopy: Maintain sentmap and calculate discard

2014-12-17 Thread Dr. David Alan Gilbert
* David Gibson (da...@gibson.dropbear.id.au) wrote: > On Fri, Oct 03, 2014 at 06:47:36PM +0100, Dr. David Alan Gilbert (git) wrote: > > From: "Dr. David Alan Gilbert" > > > > Where postcopy is preceeded by a period of precopy, the destination will > > have received pages that may have been dirtie

Re: [Qemu-devel] [PATCH v4 30/47] Postcopy: Maintain sentmap and calculate discard

2014-11-04 Thread David Gibson
On Fri, Oct 03, 2014 at 06:47:36PM +0100, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > Where postcopy is preceeded by a period of precopy, the destination will > have received pages that may have been dirtied on the source after the > page was sent. The destination mu

[Qemu-devel] [PATCH v4 30/47] Postcopy: Maintain sentmap and calculate discard

2014-10-03 Thread Dr. David Alan Gilbert (git)
From: "Dr. David Alan Gilbert" Where postcopy is preceeded by a period of precopy, the destination will have received pages that may have been dirtied on the source after the page was sent. The destination must throw these pages away before starting it's CPUs. Maintain a 'sentmap' of pages that