diff options
Diffstat (limited to 'monitor/qmp.c')
| -rw-r--r-- | monitor/qmp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/monitor/qmp.c b/monitor/qmp.c index 2f46cf9e49..cb99a12d94 100644 --- a/monitor/qmp.c +++ b/monitor/qmp.c @@ -356,7 +356,8 @@ void qmp_dispatcher_co_wake(void) /* Write request before reading qmp_dispatcher_co_busy. */ smp_mb__before_rmw(); - if (!qatomic_xchg(&qmp_dispatcher_co_busy, true)) { + if (!qatomic_xchg(&qmp_dispatcher_co_busy, true) && + qatomic_read(&qmp_dispatcher_co)) { aio_co_wake(qmp_dispatcher_co); } } |