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block/laptop_mode: Convert timers to use timer_setup()

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In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.

Cc: Jens Axboe <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Jan Kara <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Nicholas Piggin <[email protected]>
Cc: Vladimir Davydov <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Cc: Jeff Layton <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Kees Cook <[email protected]>
This commit is contained in:
Kees Cook 2017-08-28 15:03:41 -07:00
commit bca237a52c
3 changed files with 10 additions and 9 deletions
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7
mm/page-writeback.c
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@ -1993,11 +1993,12 @@ int dirty_writeback_centisecs_handler(struct ctl_table *table, int write,
}
#ifdef CONFIG_BLOCK
void laptop_mode_timer_fn(unsigned long data)
void laptop_mode_timer_fn(struct timer_list *t)
{
struct request_queue *q = (struct request_queue *)data;
struct backing_dev_info *backing_dev_info =
from_timer(backing_dev_info, t, laptop_mode_wb_timer);
wakeup_flusher_threads_bdi(q->backing_dev_info, WB_REASON_LAPTOP_TIMER);
wakeup_flusher_threads_bdi(backing_dev_info, WB_REASON_LAPTOP_TIMER);
}
/*