Allow 1/3 extra buffer of staged work when ageing it.
diff --git a/cgminer.c b/cgminer.c
index 7475364..0b0f457 100644
--- a/cgminer.c
+++ b/cgminer.c
@@ -4324,7 +4324,7 @@ static void age_work(void)
{
int discarded = 0;
- while (requests_staged() > mining_threads) {
+ while (requests_staged() > mining_threads * 4 / 3) {
struct work *work = hash_pop(NULL);
if (unlikely(!work))