@@ -724,13 +724,21 @@ static void idxd_device_wqs_clear_state(struct idxd_device *idxd)
void idxd_device_clear_state(struct idxd_device *idxd)
{
- if (!test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags))
- return;
+ /* IDXD is always disabled. Other states are cleared only when IDXD is configurable. */
+ if (test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags)) {
+ /*
+ * Clearing wq state is protected by wq lock.
+ * So no need to be protected by device lock.
+ */
+ idxd_device_wqs_clear_state(idxd);
+
+ spin_lock(&idxd->dev_lock);
+ idxd_groups_clear_state(idxd);
+ idxd_engines_clear_state(idxd);
+ } else {
+ spin_lock(&idxd->dev_lock);
+ }
- idxd_device_wqs_clear_state(idxd);
- spin_lock(&idxd->dev_lock);
- idxd_groups_clear_state(idxd);
- idxd_engines_clear_state(idxd);
idxd->state = IDXD_DEV_DISABLED;
spin_unlock(&idxd->dev_lock);
}