metrics: add fetch_add for AtomicU64 (#4453)

2026-08-19 00:00:09 +02:00 · 2022-01-31 10:06:02 +01:00
parent 2cee1db20c
commit 77468ae3b0
1 changed files with 7 additions and 0 deletions
@@ -34,6 +34,13 @@ cfg_not_has_atomic_u64! {
            *self.inner.lock() = val;
        }

+        pub(crate) fn fetch_add(&self, val: u64, _: Ordering) -> u64 {
+            let mut lock = self.inner.lock();
+            let prev = *lock;
+            *lock = prev + val;
+            prev
+        }
+
        pub(crate) fn fetch_or(&self, val: u64, _: Ordering) -> u64 {
            let mut lock = self.inner.lock();
            let prev = *lock;