From: Greg KH <gregkh@linuxfoundation.org>
To: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: pbonzini@redhat.com, linuc.decode@gmail.com,
torvalds@linux-foundation.org, stable@vger.kernel.org
Subject: Re: FAILED: patch "[PATCH] srcu: Allow use of Classic SRCU from both process and" failed to apply to 4.9-stable tree
Date: Mon, 12 Jun 2017 21:17:34 +0200 [thread overview]
Message-ID: <20170612191734.GB2114@kroah.com> (raw)
In-Reply-To: <20170612163151.GW3721@linux.vnet.ibm.com>
On Mon, Jun 12, 2017 at 09:31:51AM -0700, Paul E. McKenney wrote:
> On Mon, Jun 12, 2017 at 02:17:59PM +0200, gregkh@linuxfoundation.org wrote:
> >
> > The patch below does not apply to the 4.9-stable tree.
> > If someone wants it applied there, or to any other stable or longterm
> > tree, then please email the backport, including the original git commit
> > id to <stable@vger.kernel.org>.
>
> Indeed, this won't apply cleanly to 4.9 and earlier because of some
> changes to the way SRCU works. And if you try to make the obvious
> adjustments to make the patch apply, you will break SRCU.
Oh good, I was wondering about that, I thought I had backported it
properly, but then I figured I really don't know how rcu works in
detail, so decided to just punt and reject it :)
thanks,
greg k-h
next prev parent reply other threads:[~2017-06-12 19:17 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-12 12:17 FAILED: patch "[PATCH] srcu: Allow use of Classic SRCU from both process and" failed to apply to 4.9-stable tree gregkh
2017-06-12 16:31 ` Paul E. McKenney
2017-06-12 16:35 ` Paolo Bonzini
2017-06-12 17:21 ` Paul E. McKenney
2017-06-12 19:17 ` Greg KH [this message]
2017-06-12 20:15 ` Paul E. McKenney
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