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-rw-r--r--mm/page-writeback.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 231651a1486d..83c746577aea 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -628,9 +628,9 @@ EXPORT_SYMBOL_GPL(wb_writeout_inc);
* On idle system, we can be called long after we scheduled because we use
* deferred timers so count with missed periods.
*/
-static void writeout_period(unsigned long t)
+static void writeout_period(struct timer_list *t)
{
- struct wb_domain *dom = (void *)t;
+ struct wb_domain *dom = from_timer(dom, t, period_timer);
int miss_periods = (jiffies - dom->period_time) /
VM_COMPLETIONS_PERIOD_LEN;
@@ -653,8 +653,7 @@ int wb_domain_init(struct wb_domain *dom, gfp_t gfp)
spin_lock_init(&dom->lock);
- setup_deferrable_timer(&dom->period_timer, writeout_period,
- (unsigned long)dom);
+ timer_setup(&dom->period_timer, writeout_period, TIMER_DEFERRABLE);
dom->dirty_limit_tstamp = jiffies;