LRU maintainer thread now fires LRU crawler

... if available. Very simple starter heuristic for how often to run the
crawler.

At this point, this patch series should have a significant impact on hit
ratio.

1 files changed, 1 insertions, 1 deletions

diff --git a/items.h b/items.h
index 6ec7819..7497d0d 100644
--- a/items.h
+++ b/items.h
@@ -29,7 +29,7 @@ extern pthread_mutex_t lru_locks[POWER_LARGEST];
 void item_stats_evictions(uint64_t *evicted);
 
 enum crawler_result_type {
-    CRAWLER_OK=0, CRAWLER_RUNNING, CRAWLER_BADCLASS
+    CRAWLER_OK=0, CRAWLER_RUNNING, CRAWLER_BADCLASS, CRAWLER_NOTSTARTED
 };
 
 int start_lru_maintainer_thread(void);