We need a 32 bit address for the sclp buffer so let's use a page from the first 31 bits. Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx> --- s390x/firq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/s390x/firq.c b/s390x/firq.c index 1f877183..a0ef1555 100644 --- a/s390x/firq.c +++ b/s390x/firq.c @@ -87,7 +87,7 @@ static void test_wait_state_delivery(void) */ while(smp_sense_running_status(1)); - h = alloc_page(); + h = alloc_pages_flags(1, AREA_DMA31); h->length = 4096; ret = servc(SCLP_CMDW_READ_CPU_INFO, __pa(h)); if (ret) { -- 2.32.0