From c328834832808cf8be9c30122a48b8234ebebed1 Mon Sep 17 00:00:00 2001
From: youjiali1995 <zlwgx1023@gmail.com>
Date: Wed, 5 Sep 2018 16:51:13 +0800
Subject: [PATCH] bio: fix bioWaitStepOfType.

---
 src/bio.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/bio.c b/src/bio.c
index 0c92d053..0e15c416 100644
--- a/src/bio.c
+++ b/src/bio.c
@@ -204,14 +204,14 @@ void *bioProcessBackgroundJobs(void *arg) {
         }
         zfree(job);
 
-        /* Unblock threads blocked on bioWaitStepOfType() if any. */
-        pthread_cond_broadcast(&bio_step_cond[type]);
-
         /* Lock again before reiterating the loop, if there are no longer
          * jobs to process we'll block again in pthread_cond_wait(). */
         pthread_mutex_lock(&bio_mutex[type]);
         listDelNode(bio_jobs[type],ln);
         bio_pending[type]--;
+
+        /* Unblock threads blocked on bioWaitStepOfType() if any. */
+        pthread_cond_broadcast(&bio_step_cond[type]);
     }
 }