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-rwxr-xr-xscripts/atomic/fallbacks/read_acquire11
-rwxr-xr-xscripts/atomic/fallbacks/set_release7
2 files changed, 16 insertions, 2 deletions
diff --git a/scripts/atomic/fallbacks/read_acquire b/scripts/atomic/fallbacks/read_acquire
index 803ba7561076..a0ea1d26e6b2 100755
--- a/scripts/atomic/fallbacks/read_acquire
+++ b/scripts/atomic/fallbacks/read_acquire
@@ -2,6 +2,15 @@ cat <<EOF
static __always_inline ${ret}
arch_${atomic}_read_acquire(const ${atomic}_t *v)
{
- return smp_load_acquire(&(v)->counter);
+ ${int} ret;
+
+ if (__native_word(${atomic}_t)) {
+ ret = smp_load_acquire(&(v)->counter);
+ } else {
+ ret = arch_${atomic}_read(v);
+ __atomic_acquire_fence();
+ }
+
+ return ret;
}
EOF
diff --git a/scripts/atomic/fallbacks/set_release b/scripts/atomic/fallbacks/set_release
index 86ede759f24e..05cdb7f42477 100755
--- a/scripts/atomic/fallbacks/set_release
+++ b/scripts/atomic/fallbacks/set_release
@@ -2,6 +2,11 @@ cat <<EOF
static __always_inline void
arch_${atomic}_set_release(${atomic}_t *v, ${int} i)
{
- smp_store_release(&(v)->counter, i);
+ if (__native_word(${atomic}_t)) {
+ smp_store_release(&(v)->counter, i);
+ } else {
+ __atomic_release_fence();
+ arch_${atomic}_set(v, i);
+ }
}
EOF