On Thu, Dec 14, 2023 at 12:24:53AM +0100, Ilya Leoshkevich wrote:

arch_kmsan_get_meta_or_null() finds the lowcore shadow by querying the
prefix and calling kmsan_get_metadata() again.

kmsan_virt_addr_valid() delegates to virt_addr_valid().

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 arch/s390/include/asm/kmsan.h | 43 +++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

Acked-by: Heiko Carstens <hca@linux.ibm.com>