> > On 10/20/2016 11:24 PM, Liang Li wrote: > > > Dave Hansen suggested a new scheme to encode the data structure, > > > because of additional complexity, it's not implemented in v3. > > > > So, what do you want done with this patch set? Do you want it applied > > as-is so that we can introduce a new host/guest ABI that we must > > support until the end of time? Then, we go back in a year or two and > > add the newer format that addresses the deficiencies that this ABI has with > a third version? > > > > Hi Dave & Michael, > > I am working on Dave's new bitmap schema, I have finished the part of > getting the 'hybrid scheme bitmap' > and found the complexity was more than I expected. The main issue is more > memory is required to save the 'hybrid scheme bitmap' beside that used to > save the raw page bitmap, for the worst case, the memory required is 3 > times than that in the previous implementation. > 3 times memory required is not accurate, please ignore this. sorry ... The complexity is the point. > I am wondering if I should continue, as an alternative solution, how about > using PFNs array when inflating/deflating only a few pages? Things will be > much more simple. > > > Thanks! > Liang > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: virtio-dev-unsubscribe@xxxxxxxxxxxxxxxxxxxx > For additional commands, e-mail: virtio-dev-help@xxxxxxxxxxxxxxxxxxxx -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href