On Thu, Jul 04, 2019 at 01:45:41PM +0800, Jason Wang wrote: > > On 2019/6/24 下午5:18, Peter Xu wrote: > > This is an replacement work of Yan Zhao's patch: > > > > https://www.mail-archive.com/qemu-devel@nongnu.org/msg625340.html > > > > vtd_address_space_unmap() will do proper page mask alignment to make > > sure each IOTLB message will have correct masks for notification > > messages (2^N-1), but sometimes it can be expanded to even supercede > > the registered range. > > > I wonder under what circumstance that could we meet this?
Sorry I forgot to reply-all just now... I've asked a similar question, and Yan's answer is here: https://www.mail-archive.com/qemu-devel@nongnu.org/msg625597.html Regards, -- Peter Xu
