On 2017年03月20日 22:23, Roger Pau Monné wrote: > Thanks! So you add all this vIOMMU code, but the maximum number of allowed > vCPUs for HVM guests is still limited to 128 (HVM_MAX_VCPUS is not touched). > Is > there any missing pieces in order to bump this?
To increase vcpu number, we need to change APIC ID rule and now it's APICID = VCPUID * 2. Andrew's CPUID improvement will change it and so our following patches of increasing vcpu number will base on Andrew's job. > > Also, have you tested if this series works with PVH guests? Boris added PVH > support to Linux not long ago, so you should be able to test it just by > picking > the latest Linux kernel. Our patchset just targets hvm guest and it will not work for PV guest. -- Best regards Tianyu Lan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
