Merge 10.0 into 10.1

Also, implement MDEV-11027 a little differently from 5.5 and 10.0:

recv_apply_hashed_log_recs(): Change the return type back to void
(DB_SUCCESS was always returned).

Report progress also via systemd using sd_notifyf().

1 files changed, 6 insertions, 12 deletions

diff --git a/mysys/my_fopen.c b/mysys/my_fopen.c
index 2ac033c8264..0bb431dd560 100644
--- a/mysys/my_fopen.c
+++ b/mysys/my_fopen.c
@@ -69,19 +69,13 @@ FILE *my_fopen(const char *filename, int flags, myf MyFlags)
       DBUG_RETURN(fd);				/* safeguard */
     }
     mysql_mutex_lock(&THR_LOCK_open);
-    if ((my_file_info[filedesc].name= (char*)
-	 my_strdup(filename,MyFlags)))
-    {
-      my_stream_opened++;
-      my_file_total_opened++;
-      my_file_info[filedesc].type= STREAM_BY_FOPEN;
-      mysql_mutex_unlock(&THR_LOCK_open);
-      DBUG_PRINT("exit",("stream: 0x%lx", (long) fd));
-      DBUG_RETURN(fd);
-    }
+    my_file_info[filedesc].name= (char*) my_strdup(filename,MyFlags);
+    my_stream_opened++;
+    my_file_total_opened++;
+    my_file_info[filedesc].type= STREAM_BY_FOPEN;
     mysql_mutex_unlock(&THR_LOCK_open);
-    (void) my_fclose(fd,MyFlags);
-    my_errno=ENOMEM;
+    DBUG_PRINT("exit",("stream: 0x%lx", (long) fd));
+    DBUG_RETURN(fd);
   }
   else
     my_errno=errno;