linux-kernel - Re: [PATCH] rcu_sync: simplify the state machine, introduce __rcu_sync

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Date:	Sat, 16 Jul 2016 20:40:23 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Peter Zijlstra <peterz@...radead.org>
Cc:	mingo@...nel.org, linux-kernel@...r.kernel.org, tj@...nel.org,
	john.stultz@...aro.org, dimitrysh@...gle.com, romlem@...gle.com,
	ccross@...gle.com, tkjos@...gle.com
Subject: Re: [PATCH] rcu_sync: simplify the state machine, introduce
 __rcu_sync_enter()

Damn, sorry for noise...

On 07/16, Oleg Nesterov wrote:
>
> And, there is another possible transition, GP_ENTER -> GP_IDLE, because
> not it is possible to call __rcu_sync_enter() and rcu_sync_exit() in any
  ^^^
I tried to say "now it is possible ..."

Oleg.