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watchdog: introduction of get_watchdog_action

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Add get_watchdog_action(void) to allow access to the configured action.

Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Bo Tu <tubo@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
This commit is contained in:
Bo Tu 2016-01-19 08:34:41 +01:00 committed by Cornelia Huck
parent c81b4f896f
commit 0d035b6c5e
2 changed files with 15 additions and 9 deletions
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14
hw/watchdog/watchdog.c
View File

@ -29,15 +29,6 @@
#include "qapi-event.h"
#include "hw/nmi.h"
/* Possible values for action parameter. */
#define WDT_RESET 1 /* Hard reset. */
#define WDT_SHUTDOWN 2 /* Shutdown. */
#define WDT_POWEROFF 3 /* Quit. */
#define WDT_PAUSE 4 /* Pause. */
#define WDT_DEBUG 5 /* Prints a message and continues running. */
#define WDT_NONE 6 /* Do nothing. */
#define WDT_NMI 7 /* Inject nmi into the guest */
static int watchdog_action = WDT_RESET;
static QLIST_HEAD(watchdog_list, WatchdogTimerModel) watchdog_list;
@ -105,6 +96,11 @@ int select_watchdog_action(const char *p)
return 0;
}
int get_watchdog_action(void)
{
return watchdog_action;
}
/* This actually performs the "action" once a watchdog has expired,
* ie. reboot, shutdown, exit, etc.
*/

10
include/sysemu/watchdog.h
View File

@ -24,6 +24,15 @@
#include "qemu/queue.h"
/* Possible values for action parameter. */
#define WDT_RESET 1 /* Hard reset. */
#define WDT_SHUTDOWN 2 /* Shutdown. */
#define WDT_POWEROFF 3 /* Quit. */
#define WDT_PAUSE 4 /* Pause. */
#define WDT_DEBUG 5 /* Prints a message and continues running. */
#define WDT_NONE 6 /* Do nothing. */
#define WDT_NMI 7 /* Inject nmi into the guest. */
struct WatchdogTimerModel {
QLIST_ENTRY(WatchdogTimerModel) entry;
@ -37,6 +46,7 @@ typedef struct WatchdogTimerModel WatchdogTimerModel;
/* in hw/watchdog.c */
int select_watchdog(const char *p);
int select_watchdog_action(const char *action);
int get_watchdog_action(void);
void watchdog_add_model(WatchdogTimerModel *model);
void watchdog_perform_action(void);