On 1/12/2016 1:37 PM, Tetsuya Mukawa wrote: > Hi Jianfeng and Xie, > > I guess my implementation and yours have a lot of common code, so I will > try to rebase my patch on yours. > > BTW, one thing I need to change your memory allocation way is that > mmaped address should be under 44bit(32 + PAGE_SHIFT) to work with my patch. > This is because VIRTIO_PCI_QUEUE_PFN register only accepts such address. > (I may need to add one more EAL parameter like "--mmap-under <address>")
I believe it is OK to mmap under 44bit, but better check the user space address space layout. > > Thanks, > Tetsuya