system/qemu
system/qemu
1
0
Fork 0
mirror of https://gitlab.com/qemu-project/qemu synced 2024-11-05 20:35:44 +00:00
Code Issues Projects Releases Packages Wiki Activity

monitor: no need to save need_resume

Browse source 
There is no need for per-command need_resume granularity, it should
resume after running an non-oob command on oob-disabled monitor.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180829134043.31706-5-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Marc-André Lureau 2018-08-29 15:40:37 +02:00 committed by Markus Armbruster
parent 27656018d8
commit 176160ce78
1 changed files with 4 additions and 9 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
monitor.c
View file

@ -256,12 +256,6 @@ struct QMPRequest {
*/
QObject *req;
Error *err;
/*
* Whether we need to resume the monitor afterward. This flag is
* used to emulate the old QMP server behavior that the current
* command must be completed before execution of the next one.
*/
bool need_resume;
};
typedef struct QMPRequest QMPRequest;
@ -4131,11 +4125,14 @@ static void monitor_qmp_bh_dispatcher(void *data)
{
QMPRequest *req_obj = monitor_qmp_requests_pop_any();
QDict *rsp;
bool need_resume;
if (!req_obj) {
return;
}
/* qmp_oob_enabled() might change after "qmp_capabilities" */
need_resume = !qmp_oob_enabled(req_obj->mon);
if (req_obj->req) {
trace_monitor_qmp_cmd_in_band(qobject_get_try_str(req_obj->id) ?: "");
monitor_qmp_dispatch(req_obj->mon, req_obj->req, req_obj->id);
@ -4147,7 +4144,7 @@ static void monitor_qmp_bh_dispatcher(void *data)
qobject_unref(rsp);
}
if (req_obj->need_resume) {
if (need_resume) {
/* Pairs with the monitor_suspend() in handle_qmp_command() */
monitor_resume(req_obj->mon);
}
@ -4195,7 +4192,6 @@ static void handle_qmp_command(void *opaque, QObject *req, Error *err)
req_obj->id = id;
req_obj->req = req;
req_obj->err = err;
req_obj->need_resume = false;
/* Protect qmp_requests and fetching its length. */
qemu_mutex_lock(&mon->qmp.qmp_queue_lock);
@ -4208,7 +4204,6 @@ static void handle_qmp_command(void *opaque, QObject *req, Error *err)
*/
if (!qmp_oob_enabled(mon)) {
monitor_suspend(mon);
req_obj->need_resume = true;
} else {
/* Drop the request if queue is full. */
if (mon->qmp.qmp_requests->length >= QMP_REQ_QUEUE_LEN_MAX) {