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[73.140.212.29]) by smtp.gmail.com with ESMTPSA id m23sm42374138pfa.117.2019.04.07.21.15.48 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 07 Apr 2019 21:15:49 -0700 (PDT) From: Andrei Vagin To: Thomas Gleixner Cc: linux-kernel@vger.kernel.org, Stephen Boyd , John Stultz , Andrei Vagin Subject: [PATCH] alarmtimer: return correct remaining time Date: Sun, 7 Apr 2019 21:15:42 -0700 Message-Id: <20190408041542.26338-1-avagin@gmail.com> X-Mailer: git-send-email 2.17.2 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To calculate a remaining time, we need to subtract the current time from the expiration time. Currently, arguments of ktime_sub are swapped. Signed-off-by: Andrei Vagin --- kernel/time/alarmtimer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c index 2c97e8c2d29f..0519a8805aab 100644 --- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -594,7 +594,7 @@ static ktime_t alarm_timer_remaining(struct k_itimer *timr, ktime_t now) { struct alarm *alarm = &timr->it.alarm.alarmtimer; - return ktime_sub(now, alarm->node.expires); + return ktime_sub(alarm->node.expires, now); } /** -- 2.20.1