On Thu, Jan 26 2023, Cornelia Huck <cohuck@xxxxxxxxxx> wrote: > On Mon, Jan 23 2023, Eric Auger <eauger@xxxxxxxxxx> wrote: > >> Hi Connie, >> On 1/11/23 17:13, Cornelia Huck wrote: >>> if (vms->mte && (kvm_enabled() || hvf_enabled())) { >>> error_report("mach-virt: %s does not support providing " >>> - "MTE to the guest CPU", >>> + "emulated MTE to the guest CPU", >> each time I read this message I feel difficult to understand it. Why not >> replacing by >> "mach-virt does not support tag memory with %s acceleration" or >> something alike? > > Hmm... well, it does not support tag memory with kvm/hvf, and the > consequence of this is that kvm/hvf cannot provide support for emulated > mte... what about > > "mach-virt: tag memory not supported with %s, emulated MTE cannot be > provided to the guest CPU" > > Might be a bit long, though. "mach-virt: %s does not support providing emulated MTE to the guest CPU (tag memory not supported)" seems to align better with the other error messages in that function. > >>> kvm_enabled() ? "KVM" : "HVF"); >>> exit(1); >>> }