migration: Create migrate_checkpoint_delay()

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Fabiano Rosas <farosas@suse.de>

migration/colo.c

@@ -576,7 +576,7 @@ static void colo_process_checkpoint(MigrationState *s)
     trace_colo_vm_state_change("stop", "run");
 
     timer_mod(s->colo_delay_timer, qemu_clock_get_ms(QEMU_CLOCK_HOST) +
-              s->parameters.x_checkpoint_delay);
+              migrate_checkpoint_delay());
 
     while (s->state == MIGRATION_STATUS_COLO) {
         if (failover_get_state() != FAILOVER_STATUS_NONE) {
@@ -651,8 +651,7 @@ void colo_checkpoint_notify(void *opaque)
 
     qemu_event_set(&s->colo_checkpoint_event);
     s->colo_checkpoint_time = qemu_clock_get_ms(QEMU_CLOCK_HOST);
-    next_notify_time = s->colo_checkpoint_time +
-                    s->parameters.x_checkpoint_delay;
+    next_notify_time = s->colo_checkpoint_time + migrate_checkpoint_delay();
     timer_mod(s->colo_delay_timer, next_notify_time);
 }
 

migration/options.c

@@ -472,6 +472,15 @@ bool migrate_block_incremental(void)
     return s->parameters.block_incremental;
 }
 
+uint32_t migrate_checkpoint_delay(void)
+{
+    MigrationState *s;
+
+    s = migrate_get_current();
+
+    return s->parameters.x_checkpoint_delay;
+}
+
 int migrate_compress_level(void)
 {
     MigrationState *s;

migration/options.h

@@ -46,6 +46,7 @@ bool migrate_cap_set(int cap, bool value, Error **errp);
 /* parameters */
 
 bool migrate_block_incremental(void);
+uint32_t migrate_checkpoint_delay(void);
 int migrate_compress_level(void);
 int migrate_compress_threads(void);
 int migrate_compress_wait_thread(void);