From 3f7b349ac14885472a19c46840235114e5ad5e52 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Tue, 14 Apr 2015 21:09:11 +0000 Subject: [PATCH] hrtimer: Remove bogus hrtimer_active() check The check for hrtimer_active() after starting the timer is pointless. If the timer is inactive it has expired already and therefor the task pointer is already NULL. Signed-off-by: Thomas Gleixner Acked-by: Peter Zijlstra Cc: Preeti U Murthy Cc: Viresh Kumar Cc: Marcelo Tosatti Cc: Frederic Weisbecker Link: http://lkml.kernel.org/r/20150414203502.907149271@linutronix.de Signed-off-by: Thomas Gleixner --- kernel/time/hrtimer.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c index e5cf71aa6d77..c38f0b6024b4 100644 --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c @@ -1361,8 +1361,6 @@ static int __sched do_nanosleep(struct hrtimer_sleeper *t, enum hrtimer_mode mod do { set_current_state(TASK_INTERRUPTIBLE); hrtimer_start_expires(&t->timer, mode); - if (!hrtimer_active(&t->timer)) - t->task = NULL; if (likely(t->task)) freezable_schedule(); @@ -1633,8 +1631,6 @@ schedule_hrtimeout_range_clock(ktime_t *expires, unsigned long delta, hrtimer_init_sleeper(&t, current); hrtimer_start_expires(&t.timer, mode); - if (!hrtimer_active(&t.timer)) - t.task = NULL; if (likely(t.task)) schedule(); -- 2.11.0