On Mon, Nov 17, 2014 at 01:11:07PM +0800, zhanghailiang wrote: > Hi, > > Patch 1 and 2 mainly fix bug about balloon not working correctly when we do > hotplug memory. It takes 'ram_size' as VM's real RAM size which is wrong > after we hotplug memory. > > This bug exists since we begin to support hotplug memory, and it is better > to fix it. > > Patch 3 add some trace events, it helps debugging balloon. If it is > unnecessary, > pls feel free to remove it. > > Thanks, > zhanghailiang
OK but what about other devices that access ram_size? Are they also broken? > v2: > - fix compiling break for other targets that don't support pc-dimm > > zhanghailiang (3): > pc-dimm: add a function to calculate VM's current RAM size > virtio-balloon: Fix balloon not working correctly when hotplug memory > virtio-balloon: Add some trace events > > hw/mem/pc-dimm.c | 26 ++++++++++++++++++++++++++ > hw/virtio/virtio-balloon.c | 21 +++++++++++++++------ > include/exec/cpu-common.h | 1 + > stubs/qmp_pc_dimm_device_list.c | 5 +++++ > trace-events | 4 ++++ > 5 files changed, 51 insertions(+), 6 deletions(-) > > -- > 1.7.12.4 >