[tip: timers/cleanups] mm/slab: Switch to use hrtimer_setup()

[tip-bot2 for Nam Cao]

The following commit has been merged into the timers/cleanups branch of tip:

Commit-ID:     53867760f50c2b5b6b16f1350135553dda88c461
Gitweb:        https://git.kernel.org/tip/53867760f50c2b5b6b16f1350135553dda88c461
Author:        Nam Cao <namcao@xxxxxxxxxxxxx>
AuthorDate:    Wed, 05 Feb 2025 11:38:58 +01:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Tue, 18 Feb 2025 10:32:32 +01:00

mm/slab: Switch to use hrtimer_setup()

hrtimer_setup() takes the callback function pointer as argument and
initializes the timer completely.

Replace hrtimer_init() and the open coded initialization of
hrtimer::function with the new setup mechanism.

Patch was created by using Coccinelle.

Signed-off-by: Nam Cao <namcao@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
Link: https://lore.kernel.org/all/030065d66630068f788caf9df15756fad404e754.1738746821.git.namcao@xxxxxxxxxxxxx

---
 mm/slab_common.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/slab_common.c b/mm/slab_common.c
index 4030907..59578da 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -1887,8 +1887,8 @@ run_page_cache_worker(struct kfree_rcu_cpu *krcp)
 				&krcp->page_cache_work,
 					msecs_to_jiffies(rcu_delay_page_cache_fill_msec));
 		} else {
-			hrtimer_init(&krcp->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-			krcp->hrtimer.function = schedule_page_work_fn;
+			hrtimer_setup(&krcp->hrtimer, schedule_page_work_fn, CLOCK_MONOTONIC,
+				      HRTIMER_MODE_REL);
 			hrtimer_start(&krcp->hrtimer, 0, HRTIMER_MODE_REL);
 		}
 	}