Use RCU for statedump

[libside.git] / src / rcu.h

diff --git a/src/rcu.h b/src/rcu.h
index 86b9e2433daab72964186153e3847d6489739bf9..4db3500566abc002042d9f63a6b617d4c24d76de 100644 (file)
--- a/src/rcu.h
+++ b/src/rcu.h
@@ -143,11 +143,10 @@ void side_rcu_read_end(struct side_rcu_gp_state *gp_state, struct side_rcu_read_
        /* Fallback to atomic increment and SEQ_CST. */
        (void) __atomic_add_fetch(&begin_cpu_count->end, 1, __ATOMIC_SEQ_CST);
        /*
-        * This barrier (F) is paired with SEQ_CST barrier or
-        * membarrier() at (G). It orders increment of the begin/end
-        * counters before load/store to the futex.
+        * This barrier (F) implied by SEQ_CST is paired with SEQ_CST
+        * barrier or membarrier() at (G). It orders increment of the
+        * begin/end counters before load/store to the futex.
         */
-       __atomic_thread_fence(__ATOMIC_SEQ_CST);
 end:
        side_rcu_wake_up_gp(gp_state);
 }
@@ -159,7 +158,7 @@ end:
                (_____side_v); \
        })
 
-#define side_rcu_assign_pointer(p, v)  __atomic_store_n(&(p), v, __ATOMIC_RELEASE); \
+#define side_rcu_assign_pointer(p, v)  __atomic_store_n(&(p), v, __ATOMIC_RELEASE);
 
 void side_rcu_wait_grace_period(struct side_rcu_gp_state *gp_state) __attribute__((visibility("hidden")));
 void side_rcu_gp_init(struct side_rcu_gp_state *rcu_gp) __attribute__((visibility("hidden")));