summaryrefslogtreecommitdiff
path: root/arch/s390
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/kernel/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index c7feda84edbb..6b004940c4dc 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -346,7 +346,7 @@ static int __init async_stack_realloc(void)
new = stack_alloc();
if (!new)
panic("Couldn't allocate async stack");
- S390_lowcore.async_stack = new + STACK_INIT_OFFSET;
+ WRITE_ONCE(S390_lowcore.async_stack, new + STACK_INIT_OFFSET);
free_pages(old, THREAD_SIZE_ORDER);
return 0;
}