linux-kernel - [PATCH 2/8] timers/itimer: Avoid direct access to hrtimer clockbase

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Message-Id: <20250812-hrtimer-cleanup-get_time-v1-2-b962cd9d9385@linutronix.de>
Date: Tue, 12 Aug 2025 08:08:10 +0200
From: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
To: Anna-Maria Behnsen <anna-maria@...utronix.de>, 
 Frederic Weisbecker <frederic@...nel.org>, 
 Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, 
 Peter Zijlstra <peterz@...radead.org>, Juri Lelli <juri.lelli@...hat.com>, 
 Vincent Guittot <vincent.guittot@...aro.org>, 
 Dietmar Eggemann <dietmar.eggemann@....com>, 
 Steven Rostedt <rostedt@...dmis.org>, Ben Segall <bsegall@...gle.com>, 
 Mel Gorman <mgorman@...e.de>, Valentin Schneider <vschneid@...hat.com>, 
 Matt Wu <wuqiang.matt@...edance.com>, 
 Andrew Morton <akpm@...ux-foundation.org>, Jaroslav Kysela <perex@...ex.cz>, 
 Takashi Iwai <tiwai@...e.com>, Sean Young <sean@...s.org>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Jan Kiszka <jan.kiszka@...mens.com>, Kieran Bingham <kbingham@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-sound@...r.kernel.org, 
 linux-media@...r.kernel.org, 
 Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Subject: [PATCH 2/8] timers/itimer: Avoid direct access to hrtimer
 clockbase

The field timer->base->get_time is a private implementation detail and
should not be accessed outside of the hrtimer core.

Switch to the equivalent helper.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
---
 kernel/time/itimer.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/time/itimer.c b/kernel/time/itimer.c
index 876d389b2e219a10c0dbddb6a06dd3252c502e99..7c6110e964e7ecd19ab8c5c9b81f1b113c1ae7bd 100644
--- a/kernel/time/itimer.c
+++ b/kernel/time/itimer.c
@@ -163,8 +163,7 @@ void posixtimer_rearm_itimer(struct task_struct *tsk)
 	struct hrtimer *tmr = &tsk->signal->real_timer;
 
 	if (!hrtimer_is_queued(tmr) && tsk->signal->it_real_incr != 0) {
-		hrtimer_forward(tmr, tmr->base->get_time(),
-				tsk->signal->it_real_incr);
+		hrtimer_forward_now(tmr, tsk->signal->it_real_incr);
 		hrtimer_restart(tmr);
 	}
 }

-- 
2.50.1