On Tue, 2 Nov 2021 at 10:01, Richard Henderson <richard.hender...@linaro.org> wrote: > > On 11/1/21 3:35 PM, Peter Maydell wrote: > > On Mon, 1 Nov 2021 at 19:28, Richard Henderson > > <richard.hender...@linaro.org> wrote: > >> > >> On 10/26/21 3:12 AM, Alexander Graf wrote: > >>> Apple's Hypervisor.Framework forwards cache operations as MMIO traps > >>> into user space. For MMIO however, these have no meaning: There is no > >>> cache attached to them. > >>> > >>> So let's just treat cache data exits as nops. > >>> > >>> This fixes OpenBSD booting as guest. > >>> > >>> Signed-off-by: Alexander Graf <ag...@csgraf.de> > >>> Reported-by: AJ Barris <awlsomea...@github.com> > >>> Reference: https://github.com/utmapp/UTM/issues/3197 > >>> --- > >>> target/arm/hvf/hvf.c | 7 +++++++ > >>> 1 file changed, 7 insertions(+) > >> > >> Thanks, applied to target-arm.next > > > > ...did you see my email saying I think we also need > > to test S1PTW ? > > That arrived afterward.
Thinking it over later, I wouldn't be opposed to taking this patch now and adding the S1PTW second -- I think we're currently going to do the wrong thing for the "page tables not in RAM case anyway", so you could regard it as a separate bug fix. -- PMM