On Thu, Jul 23, 2020 at 03:50:51PM +0530, Ravi Bangoria wrote: > Patch #1, #2 and #3 enables p10 2nd DAWR feature for Book3S kvm guest. DAWR > is a hypervisor resource and thus H_SET_MODE hcall is used to set/unset it. > A new case H_SET_MODE_RESOURCE_SET_DAWR1 is introduced in H_SET_MODE hcall > for setting/unsetting 2nd DAWR. Also, new capability KVM_CAP_PPC_DAWR1 has > been added to query 2nd DAWR support via kvm ioctl. > > This feature also needs to be enabled in Qemu to really use it. I'll reply > link to qemu patches once I post them in qemu-devel mailing list. > > Patch #4, #5, #6 and #7 adds selftests to test 2nd DAWR. If/when you resubmit these patches, please split the KVM patches into a separate series, since the KVM patches would go via my tree whereas I expect the selftests/powerpc patches would go through Michael Ellerman's tree. Paul.
