Commit 0d035b6c authored by Bo Tu's avatar Bo Tu Committed by Cornelia Huck
Browse files

watchdog: introduction of get_watchdog_action 



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

Reviewed-by: default avatarDavid Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: default avatarBo Tu <tubo@linux.vnet.ibm.com>
Signed-off-by: default avatarCornelia Huck <cornelia.huck@de.ibm.com>
parent c81b4f89

hw/watchdog/watchdog.c

+5 −9
Original line number Diff line number Diff line
@@ -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.

 */

include/sysemu/watchdog.h

+10 −0
Original line number Diff line number Diff line
@@ -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);