rcuja: cleanup destroy print output
authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fri, 31 May 2013 16:10:27 +0000 (12:10 -0400)
committerMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fri, 31 May 2013 16:10:27 +0000 (12:10 -0400)
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
rcuja/rcuja.c

index 6c7c1e864f063a8adb9a657536622ef8f6cbe54c..9f135b08ee5ebd5d8d70b32ae0277b0917957512 100644 (file)
@@ -2414,6 +2414,32 @@ void print_debug_fallback_distribution(struct cds_ja *ja)
        }
 }
 
+static
+void print_ja_debug_info(struct cds_ja *ja)
+{
+       double fallback_ratio;
+       unsigned long na, nf, nr_fallback;
+
+       fallback_ratio = (double) uatomic_read(&ja->nr_fallback);
+       fallback_ratio /= (double) uatomic_read(&ja->nr_nodes_allocated);
+       nr_fallback = uatomic_read(&ja->nr_fallback);
+       if (nr_fallback)
+               fprintf(stderr,
+                       "[warning] RCU Judy Array used %lu fallback node(s) (ratio: %g)\n",
+                       uatomic_read(&ja->nr_fallback),
+                       fallback_ratio);
+
+       na = uatomic_read(&ja->nr_nodes_allocated);
+       nf = uatomic_read(&ja->nr_nodes_freed);
+       if (na != nf) {
+               fprintf(stderr, "[error] Judy array leaked %ld nodes. Allocated: %lu, freed: %lu.\n",
+                       (long) na - nf, na, nf);
+       }
+       dbg_printf("Nodes allocated: %lu, Nodes freed: %lu.\n", na, nf);
+       if (nr_fallback)
+               print_debug_fallback_distribution(ja);
+}
+
 /*
  * There should be no more concurrent add to the judy array while it is
  * being destroyed (ensured by the caller).
@@ -2437,15 +2463,7 @@ int cds_ja_destroy(struct cds_ja *ja,
        flavor->barrier();
 
        flavor->thread_online();
-       if (uatomic_read(&ja->nr_fallback))
-               fprintf(stderr,
-                       "[warning] RCU Judy Array used %lu fallback node(s)\n",
-                       uatomic_read(&ja->nr_fallback));
-       fprintf(stderr, "Nodes allocated: %lu, Nodes freed: %lu. Fallback ratio: %g\n",
-               uatomic_read(&ja->nr_nodes_allocated),
-               uatomic_read(&ja->nr_nodes_freed),
-               (double) uatomic_read(&ja->nr_fallback) / (double) uatomic_read(&ja->nr_nodes_allocated));
-       print_debug_fallback_distribution(ja);
+       print_ja_debug_info(ja);
        free(ja);
        return 0;
 }
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