On Thu, Mar 17, 2022 at 06:03:07PM +0000, Alexandru Elisei wrote:
> Hi,
>
> On Thu, Mar 17, 2022 at 06:45:07PM +0100, Andrew Jones wrote:
> > On Thu, Mar 17, 2022 at 04:56:01PM +0000, Alexandru Elisei wrote:
> > > From: Andrew Jones <drjo...@redhat.com>
> > >
> > > If the user sets QEMU=qemu-system-arm on arm64 systems, the tests can only
> > > be run by using the TCG accelerator. In this case use TCG instead of KVM.
> > >
> > > Signed-off-by: Andrew Jones <drjo...@redhat.com>
> > > [ Alex E: Added commit message ]
> > > Signed-off-by: Alexandru Elisei <alexandru.eli...@arm.com>
> > > ---
> > > arm/run | 12 ++++++++++--
> > > 1 file changed, 10 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/arm/run b/arm/run
> > > index 28a0b4ad2729..128489125dcb 100755
> > > --- a/arm/run
> > > +++ b/arm/run
> > > @@ -10,16 +10,24 @@ if [ -z "$KUT_STANDALONE" ]; then
> > > fi
> > > processor="$PROCESSOR"
> > >
> > > -ACCEL=$(get_qemu_accelerator) ||
> > > +accel=$(get_qemu_accelerator) ||
> > > exit $?
> > >
> > > -if [ "$ACCEL" = "kvm" ]; then
> > > +if [ "$accel" = "kvm" ]; then
> > > QEMU_ARCH=$HOST
> > > fi
> > >
> > > qemu=$(search_qemu_binary) ||
> > > exit $?
> > >
> > > +if [ "$QEMU" ] && [ -z "$ACCEL" ] &&
> > > + [ "$HOST" = "aarch64" ] && [ "$ARCH" = "arm" ] &&
> > > + [ "$(basename $QEMU)" = "qemu-system-arm" ]; then
> > > + accel=tcg
> > > +fi
> > > +
> > > +ACCEL=$accel
> > > +
> > > if ! $qemu -machine '?' 2>&1 | grep 'ARM Virtual Machine' > /dev/null;
> > > then
> > > echo "$qemu doesn't support mach-virt ('-machine virt'). Exiting."
> > > exit 2
> > > --
> > > 2.35.1
> > >
> >
> > Ha, OK, I guess you posting this is a strong vote in favor of this
> > behavior. I've queued it
>
> Ah, yes, maybe I should've been more clear about it. I think this is more
> intuitive for the new users who might not be very familiar with
> run_tests.sh internals, and like you've said it won't break existing users
> who had to set ACCEL=tcg to get the desired behaviour anyway.
>
> Thanks you for queueing it so fast! Should probably have also mentioned
> this as a comment in the commit, but I take full responsibility for
> breaking stuff.
>
> Alex
>
> >
> > https://gitlab.com/rhdrjones/kvm-unit-tests/-/commits/arm/queue
I finally merged this.
Thanks,
drew
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