Make EXP_Touch() responsible for updating the o->last_lru timestamp.

Various minor nits



git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@5581 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache.h

@@ -571,7 +571,7 @@ void EXP_Insert(struct object *o);
 void EXP_Inject(struct objcore *oc, struct lru *lru, double ttl);
 void EXP_Init(void);
 void EXP_Rearm(const struct object *o);
-int EXP_Touch(const struct object *o);
+void EXP_Touch(struct object *o, double tnow);
 int EXP_NukeOne(const struct sess *sp, const struct lru *lru);
 
 /* cache_fetch.c */

bin/varnishd/cache_center.c

@@ -179,9 +179,8 @@ cnt_deliver(struct sess *sp)
 
 	sp->t_resp = TIM_real();
 	if (sp->obj->objcore != NULL) {
-		if ((sp->t_resp - sp->obj->last_lru) > params->lru_timeout &&
-		    EXP_Touch(sp->obj))
-			sp->obj->last_lru = sp->t_resp;	/* XXX: locking ? */
+		if ((sp->t_resp - sp->obj->last_lru) > params->lru_timeout)
+			EXP_Touch(sp->obj, sp->t_resp);
 		sp->obj->last_use = sp->t_resp;	/* XXX: locking ? */
 	}
 	sp->wrk->resp = sp->wrk->http[2];

bin/varnishd/cache_expire.c

@@ -154,17 +154,14 @@ EXP_Insert(struct object *o)
  * This optimization obviously leaves the LRU list imperfectly sorted.
  */
 
-int
-EXP_Touch(const struct object *o)
+void
+EXP_Touch(struct object *o, double tnow)
 {
-	int retval;
 	struct objcore *oc;
 	struct lru *lru;
 
 	CHECK_OBJ_NOTNULL(o, OBJECT_MAGIC);
 	oc = o->objcore;
-	if (oc == NULL)
-		return (0);
 	CHECK_OBJ_NOTNULL(oc, OBJCORE_MAGIC);
 
 	/*
@@ -175,21 +172,22 @@ EXP_Touch(const struct object *o)
 	 * the cleaner from doing its job.
 	 */
 	if (oc->flags & OC_F_LRUDONTMOVE)
-		return (0);
+		return;
 
 	lru = STV_lru(o->objstore);
 	CHECK_OBJ_NOTNULL(lru, LRU_MAGIC);
-	retval = 0;
+
 	if (Lck_Trylock(&exp_mtx))
-		return (retval);
+		return;
+
 	if (oc->flags & OC_F_ONLRU) {	/* XXX ?? */
 		VLIST_REMOVE(oc, lru_list);
 		VLIST_INSERT_BEFORE(&lru->senteniel, oc, lru_list);
 		VSC_main->n_lru_moved++;
-		retval = 1;
+		o->last_lru = tnow;
 	}
+
 	Lck_Unlock(&exp_mtx);
-	return (retval);
 }
 
 /*--------------------------------------------------------------------

bin/varnishd/stevedore.c

@@ -305,6 +305,7 @@ default_oc_freeobj(struct objcore *oc)
 
 	CAST_OBJ_NOTNULL(o, oc->priv, OBJECT_MAGIC);
 	oc->priv = NULL;
+	oc->methods = NULL;
 
 	STV_Freestore(o);
 	STV_free(o->objstore);

bin/varnishd/storage_persistent.c

@@ -29,6 +29,8 @@
  *
  * XXX: Before we start the client or maybe after it stops, we should give the
  * XXX: stevedores a chance to examine their storage for consistency.
+ *
+ * XXX: Do we ever free the LRU-lists ?
  */
 
 #include "config.h"