Re: [Qemu-devel] [PATCH v8 42/54] Postcopy: Use helpers to map pages during migration

2015-10-30 Thread Dr. David Alan Gilbert
* Juan Quintela (quint...@redhat.com) wrote: > "Dr. David Alan Gilbert (git)" wrote: > > From: "Dr. David Alan Gilbert" > > > > In postcopy, the destination guest is running at the same time > > as it's receiving pages; as we receive new pages we must put > > them into the guests address space at

Re: [Qemu-devel] [PATCH v8 42/54] Postcopy: Use helpers to map pages during migration

2015-10-30 Thread Dr. David Alan Gilbert
* Juan Quintela (quint...@redhat.com) wrote: > "Dr. David Alan Gilbert (git)" wrote: > > From: "Dr. David Alan Gilbert" > > > > In postcopy, the destination guest is running at the same time > > as it's receiving pages; as we receive new pages we must put > > them into the guests address space at

Re: [Qemu-devel] [PATCH v8 42/54] Postcopy: Use helpers to map pages during migration

2015-10-28 Thread Juan Quintela
"Dr. David Alan Gilbert (git)" wrote: > From: "Dr. David Alan Gilbert" > > In postcopy, the destination guest is running at the same time > as it's receiving pages; as we receive new pages we must put > them into the guests address space atomically to avoid a running > CPU accessing a partially w

[Qemu-devel] [PATCH v8 42/54] Postcopy: Use helpers to map pages during migration

2015-09-29 Thread Dr. David Alan Gilbert (git)
From: "Dr. David Alan Gilbert" In postcopy, the destination guest is running at the same time as it's receiving pages; as we receive new pages we must put them into the guests address space atomically to avoid a running CPU accessing a partially written page. Use the helpers in postcopy-ram.c to