Waiman Long [off-list ref] wrote:

+static inline void __kvzfree(const void *addr, size_t len)
+{
+	if (addr) {
+		memset((void *)addr, 0, len);
+		kvfree(addr);
+	}
+}

I wonder if that would be better as "kvfree(memset(...))" as memset() will
return the address parameter.  If memset is not inline, it avoids the need for
the compiler to save the parameter.

David