diff options
| -rw-r--r-- | docs/qmp/qmp-events.txt | 19 | ||||
| -rw-r--r-- | hw/watchdog/watchdog.c | 23 | ||||
| -rw-r--r-- | monitor.c | 2 | ||||
| -rw-r--r-- | qapi-event.json | 15 | ||||
| -rw-r--r-- | qapi-schema.json | 24 |
5 files changed, 47 insertions, 36 deletions
diff --git a/docs/qmp/qmp-events.txt b/docs/qmp/qmp-events.txt index f5e2a924c1..8efc8df413 100644 --- a/docs/qmp/qmp-events.txt +++ b/docs/qmp/qmp-events.txt @@ -425,22 +425,3 @@ Example: "client": { "family": "ipv4", "service": "46089", "host": "127.0.0.1", "sasl_username": "luiz" } }, "timestamp": { "seconds": 1263475302, "microseconds": 150772 } } - -WATCHDOG --------- - -Emitted when the watchdog device's timer is expired. - -Data: - -- "action": Action that has been taken, it's one of the following (json-string): - "reset", "shutdown", "poweroff", "pause", "debug", or "none" - -Example: - -{ "event": "WATCHDOG", - "data": { "action": "reset" }, - "timestamp": { "seconds": 1267061043, "microseconds": 959568 } } - -Note: If action is "reset", "shutdown", or "pause" the WATCHDOG event is -followed respectively by the RESET, SHUTDOWN, or STOP events. diff --git a/hw/watchdog/watchdog.c b/hw/watchdog/watchdog.c index f28161b2d6..4aebd34924 100644 --- a/hw/watchdog/watchdog.c +++ b/hw/watchdog/watchdog.c @@ -24,9 +24,9 @@ #include "qemu/config-file.h" #include "qemu/queue.h" #include "qapi/qmp/types.h" -#include "monitor/monitor.h" #include "sysemu/sysemu.h" #include "sysemu/watchdog.h" +#include "qapi-event.h" /* Possible values for action parameter. */ #define WDT_RESET 1 /* Hard reset. */ @@ -101,15 +101,6 @@ int select_watchdog_action(const char *p) return 0; } -static void watchdog_mon_event(const char *action) -{ - QObject *data; - - data = qobject_from_jsonf("{ 'action': %s }", action); - monitor_protocol_event(QEVENT_WATCHDOG, data); - qobject_decref(data); -} - /* This actually performs the "action" once a watchdog has expired, * ie. reboot, shutdown, exit, etc. */ @@ -117,31 +108,31 @@ void watchdog_perform_action(void) { switch(watchdog_action) { case WDT_RESET: /* same as 'system_reset' in monitor */ - watchdog_mon_event("reset"); + qapi_event_send_watchdog(WATCHDOG_EXPIRATION_ACTION_RESET, &error_abort); qemu_system_reset_request(); break; case WDT_SHUTDOWN: /* same as 'system_powerdown' in monitor */ - watchdog_mon_event("shutdown"); + qapi_event_send_watchdog(WATCHDOG_EXPIRATION_ACTION_SHUTDOWN, &error_abort); qemu_system_powerdown_request(); break; case WDT_POWEROFF: /* same as 'quit' command in monitor */ - watchdog_mon_event("poweroff"); + qapi_event_send_watchdog(WATCHDOG_EXPIRATION_ACTION_POWEROFF, &error_abort); exit(0); case WDT_PAUSE: /* same as 'stop' command in monitor */ - watchdog_mon_event("pause"); + qapi_event_send_watchdog(WATCHDOG_EXPIRATION_ACTION_PAUSE, &error_abort); vm_stop(RUN_STATE_WATCHDOG); break; case WDT_DEBUG: - watchdog_mon_event("debug"); + qapi_event_send_watchdog(WATCHDOG_EXPIRATION_ACTION_DEBUG, &error_abort); fprintf(stderr, "watchdog: timer fired\n"); break; case WDT_NONE: - watchdog_mon_event("none"); + qapi_event_send_watchdog(WATCHDOG_EXPIRATION_ACTION_NONE, &error_abort); break; } } @@ -616,6 +616,7 @@ static void monitor_qapi_event_init(void) { /* Limit guest-triggerable events to 1 per second */ monitor_qapi_event_throttle(QAPI_EVENT_RTC_CHANGE, 1000); + monitor_qapi_event_throttle(QAPI_EVENT_WATCHDOG, 1000); qmp_event_set_func_emit(monitor_qapi_event_queue); } @@ -744,7 +745,6 @@ static void monitor_protocol_event_init(void) { /* Limit RTC & BALLOON events to 1 per second */ monitor_protocol_event_throttle(QEVENT_BALLOON_CHANGE, 1000); - monitor_protocol_event_throttle(QEVENT_WATCHDOG, 1000); /* limit the rate of quorum events to avoid hammering the management */ monitor_protocol_event_throttle(QEVENT_QUORUM_REPORT_BAD, 1000); monitor_protocol_event_throttle(QEVENT_QUORUM_FAILURE, 1000); diff --git a/qapi-event.json b/qapi-event.json index e6cfafae78..e7dbfab56f 100644 --- a/qapi-event.json +++ b/qapi-event.json @@ -91,3 +91,18 @@ ## { 'event': 'RTC_CHANGE', 'data': { 'offset': 'int' } } + +## +# @WATCHDOG +# +# Emitted when the watchdog device's timer is expired +# +# @action: action that has been taken +# +# Note: If action is "reset", "shutdown", or "pause" the WATCHDOG event is +# followed respectively by the RESET, SHUTDOWN, or STOP events +# +# Since: 0.13.0 +## +{ 'event': 'WATCHDOG', + 'data': { 'action': 'WatchdogExpirationAction' } } diff --git a/qapi-schema.json b/qapi-schema.json index e8c55e21a4..0bf5894f7e 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -3347,4 +3347,28 @@ ## { 'command': 'query-acpi-ospm-status', 'returns': ['ACPIOSTInfo'] } +## +# @WatchdogExpirationAction +# +# An enumeration of the actions taken when the watchdog device's timer is +# expired +# +# @reset: system resets +# +# @shutdown: system shutdown, note that it is similar to @powerdown, which +# tries to set to system status and notify guest +# +# @poweroff: system poweroff, the emulator program exits +# +# @pause: system pauses, similar to @stop +# +# @debug: system enters debug state +# +# @none: nothing is done +# +# Since: 2.1 +## +{ 'enum': 'WatchdogExpirationAction', + 'data': [ 'reset', 'shutdown', 'poweroff', 'pause', 'debug', 'none' ] } + { 'include': 'qapi-event.json' } |