linux-kernel - [tip: timers/cleanups] perf/x86: Switch to use hrtimer

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Message-ID: <173987199951.10177.13134666698456925374.tip-bot2@tip-bot2>
Date: Tue, 18 Feb 2025 09:46:39 -0000
From: "tip-bot2 for Nam Cao" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Nam Cao <namcao@...utronix.de>, Thomas Gleixner <tglx@...utronix.de>,
 x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: timers/cleanups] perf/x86: Switch to use hrtimer_setup()

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

Commit-ID:     c56c98e5af6d912c07b4e1e7be8ee97b0ff6ab27
Gitweb:        https://git.kernel.org/tip/c56c98e5af6d912c07b4e1e7be8ee97b0ff6ab27
Author:        Nam Cao <namcao@...utronix.de>
AuthorDate:    Wed, 05 Feb 2025 11:38:55 +01:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Tue, 18 Feb 2025 10:32:31 +01:00

perf/x86: 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@...utronix.de>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/all/e84ad5a660b8e10867e547db8e64f7e99c48ebba.1738746821.git.namcao@linutronix.de

---
 arch/x86/events/intel/uncore.c | 3 +--
 arch/x86/events/rapl.c         | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index 60b3078..a34e50f 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -347,8 +347,7 @@ void uncore_pmu_cancel_hrtimer(struct intel_uncore_box *box)
 
 static void uncore_pmu_init_hrtimer(struct intel_uncore_box *box)
 {
-	hrtimer_init(&box->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-	box->hrtimer.function = uncore_pmu_hrtimer;
+	hrtimer_setup(&box->hrtimer, uncore_pmu_hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
 }
 
 static struct intel_uncore_box *uncore_alloc_box(struct intel_uncore_type *type,
diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c
index 4952faf..6a0d957 100644
--- a/arch/x86/events/rapl.c
+++ b/arch/x86/events/rapl.c
@@ -274,8 +274,7 @@ static void rapl_hrtimer_init(struct rapl_pmu *rapl_pmu)
 {
 	struct hrtimer *hr = &rapl_pmu->hrtimer;
 
-	hrtimer_init(hr, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-	hr->function = rapl_hrtimer_handle;
+	hrtimer_setup(hr, rapl_hrtimer_handle, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
 }
 
 static void __rapl_pmu_event_start(struct rapl_pmu *rapl_pmu,