[PATCH v2 2/8] KVM: arm64: selftest: Split arch_timer test code

Haibo Xu xiaobo55x at gmail.com
Tue Sep 5 23:58:39 PDT 2023


On Wed, Sep 6, 2023 at 2:41 PM Andrew Jones <ajones at ventanamicro.com> wrote:
>
> On Wed, Sep 06, 2023 at 10:14:52AM +0800, Haibo Xu wrote:
> > On Mon, Sep 4, 2023 at 9:24 PM Andrew Jones <ajones at ventanamicro.com> wrote:
> > >
> > > On Sat, Sep 02, 2023 at 08:59:24PM +0800, Haibo Xu wrote:
> ...
> > > > +
> > > > +#include "kvm_util.h"
> > > > +
> > > > +#define NR_VCPUS_DEF            4
> > > > +#define NR_TEST_ITERS_DEF       5
> > > > +#define TIMER_TEST_PERIOD_MS_DEF    10
> > > > +#define TIMER_TEST_ERR_MARGIN_US    100
> > > > +#define TIMER_TEST_MIGRATION_FREQ_MS    2
> > > > +
> > > > +#define msecs_to_usecs(msec)    ((msec) * 1000LL)
> > >
> > > I'd move the above to include/test_util.h
> > >
> >
> > Yes, msecs_to_usecs() macro should be a common API for all the tests.
> >
> > > > +
> > > > +#define GICD_BASE_GPA    0x8000000ULL
> > > > +#define GICR_BASE_GPA    0x80A0000ULL
> > >
> > > These defines belong in aarch64/arch_timer.c
> > >
> >
> > These 2 defines were also defined in other test cases, shall we move them
> > to an aarch64 specific header file? Maybe
> > tools/testing/selftests/kvm/include/aarch64/gic.h?
>
> Even though currently all the aarch64 tests that use the gic are using
> these defines for the base addresses, each test is free to choose whatever
> base addresses it likes. I'd just move them back to aarch64/arch_timer.c
> for now. Consolidating them into shared, default base addresses, if done
> at all, is work for another series.
>

Ok, will move them to aarch64/arch_timer.c for this test.

> Thanks,
> drew



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