locking, arch: use WRITE_ONCE()/READ_ONCE() in smp_store_release()/smp_load_acquire()

[mirror_ubuntu-bionic-kernel.git] / arch / powerpc / include / asm / barrier.h

diff --git a/arch/powerpc/include/asm/barrier.h b/arch/powerpc/include/asm/barrier.h
index 51ccc7232042e9f415c26580cca3a83d02175625..0eca6efc0631d52adcdd3bd66ad88bb7d33f830d 100644 (file)
--- a/arch/powerpc/include/asm/barrier.h
+++ b/arch/powerpc/include/asm/barrier.h
@@ -76,12 +76,12 @@
 do {                                                                   \
        compiletime_assert_atomic_type(*p);                             \
        smp_lwsync();                                                   \
-       ACCESS_ONCE(*p) = (v);                                          \
+       WRITE_ONCE(*p, v);                                              \
 } while (0)
 
 #define smp_load_acquire(p)                                            \
 ({                                                                     \
-       typeof(*p) ___p1 = ACCESS_ONCE(*p);                             \
+       typeof(*p) ___p1 = READ_ONCE(*p);                               \
        compiletime_assert_atomic_type(*p);                             \
        smp_lwsync();                                                   \
        ___p1;                                                          \