linux-kernel - [tip: timers/core] timekeeping: Reuse timekeeping_cycles_to

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Message-ID: <171258183651.10875.6600827840164313874.tip-bot2@tip-bot2>
Date: Mon, 08 Apr 2024 13:10:36 -0000
From: "tip-bot2 for Adrian Hunter" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Thomas Gleixner <tglx@...utronix.de>,
 Adrian Hunter <adrian.hunter@...el.com>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: timers/core] timekeeping: Reuse timekeeping_cycles_to_ns()

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

Commit-ID:     670be12ba8f5d20ee2fb0531be6977005cd62401
Gitweb:        https://git.kernel.org/tip/670be12ba8f5d20ee2fb0531be6977005cd62401
Author:        Adrian Hunter <adrian.hunter@...el.com>
AuthorDate:    Mon, 25 Mar 2024 08:40:16 +02:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Mon, 08 Apr 2024 15:03:07 +02:00

timekeeping: Reuse timekeeping_cycles_to_ns()

Simplify __timekeeping_get_ns() by reusing timekeeping_cycles_to_ns().

No functional change.

Suggested-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/r/20240325064023.2997-13-adrian.hunter@intel.com

---
 kernel/time/timekeeping.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index c698219..f81d675 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -391,10 +391,7 @@ static inline u64 timekeeping_cycles_to_ns(const struct tk_read_base *tkr, u64 c
 
 static __always_inline u64 __timekeeping_get_ns(const struct tk_read_base *tkr)
 {
-	u64 delta, cycles = tk_clock_read(tkr);
-
-	delta = clocksource_delta(cycles, tkr->cycle_last, tkr->mask);
-	return timekeeping_delta_to_ns(tkr, delta);
+	return timekeeping_cycles_to_ns(tkr, tk_clock_read(tkr));
 }
 
 static inline u64 timekeeping_get_ns(const struct tk_read_base *tkr)