Re: [PATCH] s390: Select ARCH_MEMORY_ORDER_TSO

From: Ilya Leoshkevich

Date: Wed Oct 14 2026 - 08:20:51 EST




On 10/14/26 13:50, Heiko Carstens wrote:
s390 is a Total Store Order (TSO) architecture. Therefore select
ARCH_MEMORY_ORDER_TSO which was introduced with [1]. As of now this has
only a small effect on futex_robust_unlock(), but that might change in
the future.

[1] commit 6149fc36c09b ("uaccess: Provide unsafe_atomic_store_release_user()")

Signed-off-by: Heiko Carstens <hca@xxxxxxxxxxxxx>
---
arch/s390/Kconfig | 1 +
1 file changed, 1 insertion(+)

Reviewed-by: Ilya Leoshkevich <iii@xxxxxxxxxxxxx>