Rush the objheader if there is a waiting list when it is deref'ed.

Fixes: #1823

Rush the objheader if there is a waiting list when it is deref'ed.
Fixes: #1823
b2ee5677 · Poul-Henning Kamp · Lasse Karstensen · 8ba2781e · b2ee5677
Commit b2ee5677 authored Jan 06, 2016 by Poul-Henning Kamp Committed by Lasse Karstensen Jan 14, 2016
Hide whitespace changes
Inline Side-by-side

Showing with 4 additions and 0 deletions

cache_hash.c bin/varnishd/cache/cache_hash.c +4 -0

No files found.
--- a/bin/varnishd/cache/cache_hash.c
+++ b/bin/varnishd/cache/cache_hash.c
@@ -820,6 +820,10 @@ HSH_DerefObjHead(struct worker *wrk, struct objhead **poh)
 		oh->refcnt--;
 		Lck_Unlock(&oh->mtx);
 		return(1);
+	} else if (oh->waitinglist != NULL) {
+		Lck_Lock(&oh->mtx);
+		hsh_rush(wrk, oh);
+		Lck_Unlock(&oh->mtx);
 	}

 	assert(oh->refcnt > 0);