- if (!global_dirty_limit_sym)
- global_dirty_limit_sym =
- (void *) kallsyms_lookup_dataptr("global_dirty_limit");
- if (global_dirty_limit_sym) {
- return *global_dirty_limit_sym;
- } else {
- printk_once(KERN_WARNING "LTTng: global_dirty_limit symbol lookup failed.\n");
- return 0;
- }