linux-kernel - [patch 2/3] timekeeping: Mark tk_clock_read() __always

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Message-ID: <20220415091921.014937522@linutronix.de>
Date:   Fri, 15 Apr 2022 11:19:36 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        John Stultz <john.stultz@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>
Subject: [patch 2/3] timekeeping: Mark tk_clock_read() __always_inline

Compilers can uninline this which makes the notrace annotation of the NMI
safe accessors moot.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 kernel/time/timekeeping.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -186,7 +186,7 @@ static inline void tk_update_sleep_time(
  * a read of the fast-timekeeper tkrs (which is protected by its own locking
  * and update logic).
  */
-static inline u64 tk_clock_read(const struct tk_read_base *tkr)
+static __always_inline u64 tk_clock_read(const struct tk_read_base *tkr)
 {
 	struct clocksource *clock = READ_ONCE(tkr->clock);