Re: [kvm-unit-tests PATCH 4/5] s390x: smp: Allocate memory in DMA31 space

Claudio Imbrenda
2022-01-14T11:20:05Z

On Fri, 14 Jan 2022 10:02:44 +0000
Janosch Frank <frankja@linux.ibm.com> wrote:

> The store status at address order works with 31 bit addresses so let's
> use them.
>
> Signed-off-by: Janosch Frank <frankja@linux.ibm.com>

Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>

> ---
> s390x/smp.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/s390x/smp.c b/s390x/smp.c
> index 32f128b3..c91f170b 100644
> --- a/s390x/smp.c
> +++ b/s390x/smp.c
> @@ -124,7 +124,7 @@ static void test_stop_store_status(void)
>
> static void test_store_status(void)
> {
> - struct cpu_status *status = alloc_pages(1);
> + struct cpu_status *status = alloc_pages_flags(1, AREA_DMA31);
> uint32_t r;
>
> report_prefix_push("store status at address");
> @@ -244,7 +244,7 @@ static void test_func_initial(void)
>
> static void test_reset_initial(void)
> {
> - struct cpu_status *status = alloc_pages(0);
> + struct cpu_status *status = alloc_pages_flags(1, AREA_DMA31);
> struct psw psw;
> int i;
>