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[Qemu-devel] [PATCH v4 04/10] monitor: no need to save need_resume
From: |
Marc-André Lureau |
Subject: |
[Qemu-devel] [PATCH v4 04/10] monitor: no need to save need_resume |
Date: |
Wed, 29 Aug 2018 15:40:37 +0200 |
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 <address@hidden>
Reviewed-by: Markus Armbruster <address@hidden>
---
monitor.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/monitor.c b/monitor.c
index 084900c602..295866d3ec 100644
--- a/monitor.c
+++ b/monitor.c
@@ -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) {
--
2.19.0.rc0.48.gb9dfa238d5
- [Qemu-devel] [PATCH v4 00/10] monitor: various code simplification and fixes, Marc-André Lureau, 2018/08/29
- [Qemu-devel] [PATCH v4 02/10] qmp: constify qmp_is_oob(), Marc-André Lureau, 2018/08/29
- [Qemu-devel] [PATCH v4 01/10] monitor: consitify qmp_send_response() QDict argument, Marc-André Lureau, 2018/08/29
- [Qemu-devel] [PATCH v4 03/10] Revert "qmp: isolate responses into io thread", Marc-André Lureau, 2018/08/29
- [Qemu-devel] [PATCH v4 04/10] monitor: no need to save need_resume,
Marc-André Lureau <=
- [Qemu-devel] [PATCH v4 05/10] json-lexer: make it safe to call destroy multiple times, Marc-André Lureau, 2018/08/29
- [Qemu-devel] [PATCH v4 06/10] tests: add qmp/object-add-without-props test, Marc-André Lureau, 2018/08/29
- [Qemu-devel] [PATCH v4 08/10] tests: add a qmp success-response test, Marc-André Lureau, 2018/08/29
- [Qemu-devel] [PATCH v4 07/10] tests: add qmp/qom-set-without-value test, Marc-André Lureau, 2018/08/29