From mboxrd@z Thu Jan  1 00:00:00 1970
From: paulmck@linux.ibm.com (Paul E. McKenney)
Date: Wed, 27 Feb 2019 08:04:11 -0800
Subject: v5.0-rc2 and NVMeOF
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Message-ID: <20190227160411.GD4072@linux.ibm.com>

On Tue, Feb 26, 2019@03:48:07PM -0800, Bart Van Assche wrote:
> On Tue, 2019-02-26@11:20 -0800, Paul E. McKenney wrote:
> > On Tue, Feb 26, 2019@10:40:03AM -0800, Bart Van Assche wrote:
> > > On Tue, 2019-02-26@10:12 -0800, Paul E. McKenney wrote:
> > > > But if you want me to try to push this into v5.1, I need you to very
> > > > explicitly tell me that you want me to do this.  Sorry to be picky, but
> > > > my normal process cut off contributions to v5.0 more than a month ago,
> > > > and my usual position is that a backport to -stable covers almost all
> > > > use cases and reduces risk to those using mainline.  Yes, RCU patches
> > > > do start off under a considerable cloud of suspicion.  Which is one of
> > > > the reasons that RCU works at all.  ;-)
> > > > 
> > > > So again, if you need me to try to push this into v5.1, I do need an
> > > > explicit request from you.
> > > 
> > > Hi Paul,
> > > 
> > > If this patch will only be sent to Linus during the v5.2 merge window, will
> > > a "Cc: stable # v..." tag be added to this patch that causes this patch to
> > > be applied to kernel versions before v5.2 on which it is safe to apply this
> > > patch?
> > 
> > I would prefer that, especially if you let me know which versions that
> > are important to you.  ;-)
> 
> Hi Paul,
> 
> Is this the commit that introduced WQ_MEM_RECLAIM queues for SRCU?
> 
> ad7c946b35ad ("rcu: Create RCU-specific workqueues with rescuers") # v4.17
> 
> Since the commit earlier in this e-mail thread reverts changes introduced in
> kernel v4.18 I propose to request the stable tree maintainers to backport
> this patch to the v4.18 and later stable kernel trees.

That is the one!  Hmmm...  Looks like these have to be backported by hand.
Or am I just confused this morning?

								Thanx, Paul