Hi, Eric Luiz will accept the qemu's patch: http://lists.nongnu.org/archive/html/qemu-devel/2012-04/msg02346.html Do you have any comment about this patchset? Thanks Wen Congyang At 04/10/2012 04:03 PM, Wen Congyang Wrote: > Currently, we use migrate to dump guest's memory. There is one > restriction in migrate command: the device's status should be > stored in qemu because the device's status should be passed to > target machine. > > If we passthrough a host device to guest, the device's status > is stored in the real device. So migrate command will fail. > > We usually use dump when guest is panicked. So there is no need > to store device's status in the vmcore. > > qemu will have a new monitor command dump-guest-memory to dump > guest memory, but it doesn't support async now(it will support > later when the common async API is implemented). > > So I use dump-guest-memory only when the guest uses host device > in this patchset. > > Note: the patchset for qemu is still queued. Luiz has acked, > but he waits an ACK from Jan and/or Anthony. They are too busy, > and donot reply. > > Change from v1 to v2: > 1. remove the implemention for text mode. > > Wen Congyang (2): > qemu: implement qemu's dump-guest-memory > qemu: try to use qemu's dump-guest-meory when vm uses host device > > src/qemu/qemu_domain.c | 1 + > src/qemu/qemu_domain.h | 1 + > src/qemu/qemu_driver.c | 42 ++++++++++++++++++++++++++++++++++++++++-- > src/qemu/qemu_monitor.c | 36 ++++++++++++++++++++++++++++++++++++ > src/qemu/qemu_monitor.h | 13 +++++++++++++ > src/qemu/qemu_monitor_json.c | 42 ++++++++++++++++++++++++++++++++++++++++++ > src/qemu/qemu_monitor_json.h | 7 +++++++ > 7 files changed, 140 insertions(+), 2 deletions(-) > > -- > libvir-list mailing list > libvir-list@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/libvir-list > -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list