block/mirror: Always call block_job_sleep_ns()

The mirror block job is trying to take a clever shortcut if delay_ns is
0 and skips block_job_sleep_ns() in that case. But that function must be
called in every block job iteration, because otherwise it is for example
impossible to pause the job.

Signed-off-by: Max Reitz <[email protected]>
Reviewed-by: Fam Zheng <[email protected]>
Reviewed-by: Paolo Bonzini <[email protected]>
Signed-off-by: Kevin Wolf <[email protected]>

diff --git a/block/mirror.c b/block/mirror.c
index d53e60e53032ddaaa910515aa8efaa9d28c54644..58f391a6d626d4b4cca9567c3feedff2fd8482de 100644 (file)
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -482,9 +482,6 @@ static void coroutine_fn mirror_run(void *opaque)
                 continue;
             } else if (cnt != 0) {
                 delay_ns = mirror_iteration(s);
-                if (delay_ns == 0) {
-                    continue;
-                }
             }
         }