monitor: extract request dequeuing to a new function

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2023-03-03 13:51:58 +01:00
parent 9f2d58546e
commit 60f4f62efe

View File

@ -226,13 +226,8 @@ static QMPRequest *monitor_qmp_requests_pop_any_with_lock(void)
return req_obj;
}
void coroutine_fn monitor_qmp_dispatcher_co(void *data)
static QMPRequest *monitor_qmp_dispatcher_pop_any(void)
{
QMPRequest *req_obj = NULL;
QDict *rsp;
bool oob_enabled;
MonitorQMP *mon;
while (true) {
/*
* busy must be set to true again by whoever
@ -248,24 +243,36 @@ void coroutine_fn monitor_qmp_dispatcher_co(void *data)
qatomic_mb_set(&qmp_dispatcher_co_busy, false);
WITH_QEMU_LOCK_GUARD(&monitor_lock) {
QMPRequest *req_obj;
/* On shutdown, don't take any more requests from the queue */
if (qmp_dispatcher_co_shutdown) {
return NULL;
}
req_obj = monitor_qmp_requests_pop_any_with_lock();
if (req_obj) {
return req_obj;
}
}
if (!req_obj) {
/*
* No more requests to process. Wait to be reentered from
* handle_qmp_command() when it pushes more requests, or
* from monitor_cleanup() when it requests shutdown.
*/
qemu_coroutine_yield();
continue;
}
/*
* No more requests to process. Wait to be reentered from
* handle_qmp_command() when it pushes more requests, or
* from monitor_cleanup() when it requests shutdown.
*/
qemu_coroutine_yield();
}
}
void coroutine_fn monitor_qmp_dispatcher_co(void *data)
{
QMPRequest *req_obj;
QDict *rsp;
bool oob_enabled;
MonitorQMP *mon;
while ((req_obj = monitor_qmp_dispatcher_pop_any()) != NULL) {
trace_monitor_qmp_in_band_dequeue(req_obj,
req_obj->mon->qmp_requests->length);