static void wb_timer_fn(unsigned long unused);
static void laptop_timer_fn(unsigned long unused);
-static struct timer_list wb_timer =
- TIMER_INITIALIZER(wb_timer_fn, 0, 0);
-static struct timer_list laptop_mode_wb_timer =
- TIMER_INITIALIZER(laptop_timer_fn, 0, 0);
+static DEFINE_TIMER(wb_timer, wb_timer_fn, 0, 0);
+static DEFINE_TIMER(laptop_mode_wb_timer, laptop_timer_fn, 0, 0);
/*
* Periodic writeback of "old" data.
int do_writepages(struct address_space *mapping, struct writeback_control *wbc)
{
+ int ret;
+
if (wbc->nr_to_write <= 0)
return 0;
+ wbc->for_writepages = 1;
if (mapping->a_ops->writepages)
- return mapping->a_ops->writepages(mapping, wbc);
- return generic_writepages(mapping, wbc);
+ ret = mapping->a_ops->writepages(mapping, wbc);
+ else
+ ret = generic_writepages(mapping, wbc);
+ wbc->for_writepages = 0;
+ return ret;
}
/**