diff options
Diffstat (limited to 'block/mirror.c')
| -rw-r--r-- | block/mirror.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/block/mirror.c b/block/mirror.c index adb09cf4ab..0ef41f999e 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -98,7 +98,14 @@ static void mirror_iteration_done(MirrorOp *op, int ret) qemu_iovec_destroy(&op->qiov); g_slice_free(MirrorOp, op); - qemu_coroutine_enter(s->common.co, NULL); + + /* Enter coroutine when it is not sleeping. The coroutine sleeps to + * rate-limit itself. The coroutine will eventually resume since there is + * a sleep timeout so don't wake it early. + */ + if (s->common.busy) { + qemu_coroutine_enter(s->common.co, NULL); + } } static void mirror_write_complete(void *opaque, int ret) |