Files
linux/kernel
Anna-Maria Gleixner c7e6d704a0 itimers: Prepare for PREEMPT_RT
Use the hrtimer_cancel_wait_running() synchronization mechanism to prevent
priority inversion and live locks on PREEMPT_RT.

As a benefit the retry loop gains the missing cpu_relax() on !RT.

[ tglx: Split out of combo patch ]

Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20190730223828.690771827@linutronix.de
2019-08-01 20:51:24 +02:00
..
2019-08-01 20:51:24 +02:00
2019-05-28 17:46:43 -04:00
2019-05-24 20:16:01 +02:00
2019-05-24 20:16:01 +02:00