#include "opp.h"
-/* OPP tables with uninitialized required OPPs */
+/* OPP tables with uninitialized required OPPs, protected by opp_table_lock */
static LIST_HEAD(lazy_opp_tables);
/*
opp_table->required_opp_count = 0;
opp_table->required_opp_tables = NULL;
+
+ mutex_lock(&opp_table_lock);
list_del(&opp_table->lazy);
+ mutex_unlock(&opp_table_lock);
}
/*
}
/* Let's do the linking later on */
- if (lazy)
+ if (lazy) {
+ /*
+ * The OPP table is not held while allocating the table, take it
+ * now to avoid corruption to the lazy_opp_tables list.
+ */
+ mutex_lock(&opp_table_lock);
list_add(&opp_table->lazy, &lazy_opp_tables);
+ mutex_unlock(&opp_table_lock);
+ }
else
_update_set_required_opps(opp_table);