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From: "Paul E. McKenney" <paulmck@linux.ibm.com>
To: Joel Fernandes <joel@joelfernandes.org>
Cc: LKML <linux-kernel@vger.kernel.org>, rcu@vger.kernel.org
Subject: Re: [RFC 0/5] RCU fixes for rcu_assign_pointer usage
Date: Wed, 20 Feb 2019 08:42:43 -0800	[thread overview]
Message-ID: <20190220164242.GN11787@linux.ibm.com> (raw)
In-Reply-To: <CAEXW_YRasK=os37QxCwoAY+DXKVD3bBTvR4qH3jaSJB3rP5a-Q@mail.gmail.com>

On Tue, Feb 19, 2019 at 08:11:36PM -0800, Joel Fernandes wrote:
> On Tue, Feb 19, 2019 at 8:08 PM Joel Fernandes (Google)
> <joel@joelfernandes.org> wrote:
> >
> > These patches fix various RCU API usage issues found due to sparse errors as a
> > result of the recent check to add rcu_check_sparse() to rcu_assign_pointer().
> >
> > This is very early RFC stage, and is only build tested. I am also only sending
> > to the RCU group for initial review before sending to LKML. Thanks for any feedback!
> >
> > There are still more usages that cause errors such as rbtree which I am
> > looking into.
> 
> Looks like it got sent to LKML anyway, ;-) That's Ok since it is
> prefixed as RFC.

As is only right and proper.  ;-)

I don't see an immediate problem with them, but it would be good to get
the relevant developers and maintainers on CC for the next version.  I
cannot claim to know that code very well.

							Thanx, Paul


  reply	other threads:[~2019-02-20 16:42 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-20  4:08 [RFC 0/5] RCU fixes for rcu_assign_pointer usage Joel Fernandes (Google)
2019-02-20  4:08 ` [RFC 1/5] net: rtnetlink: Fix incorrect RCU API usage Joel Fernandes (Google)
2019-02-20 16:40   ` Paul E. McKenney
2019-02-20 18:08     ` Joel Fernandes
2019-02-20  4:08 ` [RFC 2/5] ixgbe: " Joel Fernandes (Google)
2019-02-20  4:08 ` [RFC 3/5] sched/cpufreq: " Joel Fernandes (Google)
2019-02-20  4:08 ` [RFC 4/5] sched/toplogy: Use smp_store_release() instead of rcu_assign_pointer Joel Fernandes (Google)
2019-02-20  4:08 ` [RFC 5/5] rcuwait: Replace rcu_assign_pointer with smp_store_release Joel Fernandes (Google)
2019-02-20  4:11 ` [RFC 0/5] RCU fixes for rcu_assign_pointer usage Joel Fernandes
2019-02-20 16:42   ` Paul E. McKenney [this message]
2019-02-20 18:09     ` Joel Fernandes
2019-02-20 18:28       ` Paul E. McKenney
2019-02-21 16:50         ` Joel Fernandes

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