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-rw-r--r--src/librbd/ObjectMap.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/librbd/ObjectMap.h b/src/librbd/ObjectMap.h
index 8b5b352ef..35ea4cb88 100644
--- a/src/librbd/ObjectMap.h
+++ b/src/librbd/ObjectMap.h
@@ -45,6 +45,12 @@ public:
return m_object_map.size();
}
+ template <typename F, typename... Args>
+ auto with_object_map(F&& f, Args&&... args) const {
+ std::shared_lock locker(m_lock);
+ return std::forward<F>(f)(m_object_map, std::forward<Args>(args)...);
+ }
+
inline void set_state(uint64_t object_no, uint8_t new_state,
const boost::optional<uint8_t> &current_state) {
std::unique_lock locker{m_lock};