Messages in this thread | | | Date | Thu, 21 Mar 2019 21:59:35 +0100 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH 1/2] workqueue: Use normal rcu |
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On 2019-03-13 17:55:47 [+0100], To linux-kernel@vger.kernel.org wrote: > From: Thomas Gleixner <tglx@linutronix.de> > > There is no need for sched_rcu. The undocumented reason why sched_rcu > is used is to avoid a few explicit rcu_read_lock()/unlock() pairs by > the fact that sched_rcu reader side critical sections are also protected > by preempt or irq disabled regions. > > Replace rcu_read_lock_sched with rcu_read_lock and acquire the RCU lock > where it is not yet explicit acquired. Replace local_irq_disable() with > rcu_read_lock(). Update asserts. > > Signed-off-by: Thomas Gleixner <tglx@linutronix.de> > [bigeasy: mangle changelog a little] > Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
A gentle ping.
Sebastian
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