----- Original Message ----- > This is the approach mentioned by linux-kvm.org > > http://www.linux-kvm.org/page/How_to_assign_devices_with_VT-d_in_KVM > > 3. reboot and verify that your system has IOMMU support > > AMD Machine > dmesg | grep AMD-Vi > ... > AMD-Vi: Enabling IOMMU at 0000:00:00.2 cap 0x40 > AMD-Vi: Lazy IO/TLB flushing enabled > AMD-Vi: Initialized for Passthrough Mode > ... > Intel Machine > dmesg | grep -e DMAR -e IOMMU > ... > DMAR:DRHD base: 0x000000feb03000 flags: 0x0 > IOMMU feb03000: ver 1:0 cap c9008020e30260 ecap 1000 > ...
Right, but the question is whether grepping dmesg is an acceptable/stable API to be relying on from the Nova level. Basically what I'm saying is the reason there isn't a robust way to check this from OpenStack is that there doesn't appear to be a robust way to check this from the kernel? Steve _______________________________________________ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev