* static_call(name)(args...);
* static_call_cond(name)(args...);
* static_call_update(name, func);
+ * static_call_query(name);
*
* Usage example:
*
*
* which will include the required value tests to avoid NULL-pointer
* dereferences.
+ *
+ * To query which function is currently set to be called, use:
+ *
+ * func = static_call_query(name);
*/
#include <linux/types.h>
STATIC_CALL_TRAMP_ADDR(name), func); \
})
+#define static_call_query(name) (READ_ONCE(STATIC_CALL_KEY(name).func))
+
#ifdef CONFIG_HAVE_STATIC_CALL_INLINE
extern int __init static_call_init(void);
}; \
ARCH_DEFINE_STATIC_CALL_NULL_TRAMP(name)
+
#define static_call_cond(name) (void)__static_call(name)
static inline